- Des Moines Radio Amateurs Association
Contents
1. Page 15 of 29 KDOIAN Repeater Information repeater when you are finished you are preventing others from linking to our machine You are also preventing others from linking to the remote repeater as well Unlinking To create a generic unlink memory channel program your radio as follows VHF UHF Frequency 145 350 443 175 Offset 600 5 00 YourCal ttt U MyCall Your Amateur call sign RPT1 KDOIAN C KDOIAN B RPT2 KDOIAN G KDOIAN G The YourCall field is seven spaces followed by the capital letter U All you need to do is transmit on that memory channel and any links will be dropped The repeater will play a confirmation message to let you know that the link has been disconnected You will need 1 memory channel for each band you intend to link with Linking Have you ever wondered why modern HT has 1000 memory channels when there were only 20 active repeaters you could hit with it D Star linking is the answer With repeater linking and reflectors we re going to put a good chunk of those channels to use The easiest way for a new user to link another repeater is to create a memory channel for use in establishing a link to it This means that each repeater you wish to contact will require a separate memory channel that you use only to connect to that repeater Once you have established your connection the repeater will acknowledge your request with a link established message you must move bac2. e Right click the Local Area Connection icon e Select Properties lira Connection Properties General Advanced Connect using E9 Realtek RTL8139 810x Family Fast E This connection uses the following items cient for Microsoft Networks dE File and Printer Sharing for Microsoft Networks 3005 Packet Scheduler Intemet Protocol TCP IP O Show icon in notification area when connected F Notify me when this connection has limited or no connectivity e Click Internet Protocol TCP IP e Click the Properties button Page 26 of 29 KDOIAN Repeater Information Interner Protocol I GR IP Properties General Altemate Configuration You can get IP settings assigned automatically if your network supports this capability Otherwise you need to ask your network administrator for the appropriate IP settings Obtain an IP address automatically O Use the following IP address Obtain DNS server address automatically Use the following DNS server addresses e Click Use the following IP address e Click Use the following DNS server addresses Note If there is already information entered in these fields it is extremely important that your record that information so you can restore your computer to normal use once you are through experimenting with D Star high speed data e Enter the information from the above
3. finished using the memory channel we created for unlinking Please note the WOCW repeater is often locally linked to other machines in the Kansas City area and will normally return an error message that it is busy A very useful site to use when determining how to connect to a distant repeater is the D Star Calculator You can access this invaluable tool from http www dstarinfo com Calculator Default htm The KDOIAN node should be included on their site with the next update Page 17 of 29 KDOIAN Repeater Information Connecting to a Reflector Connecting to a reflector is exactly like connecting to a distant repeater From a user s perspective the only difference between a reflector and a remote repeater is that multiple repeaters can be connected to a reflector at any given time At the time of the creation of this document there are well over 20 reflectors in operation throughout the world Each reflector has various ports just like a repeater that you can connect to For a current list of reflectors as well as their intended uses consult the D Star Info site s reflector list page at http www dstarinfo com Reflectors Reflectors aspx At this time the REFOOIC reflector is generally regarded as the most popular reflector so we will use it for our examples When connecting to a reflector it s treated just like any other call sign REFOO1 is the call sign C is the port and L will be used to request that a link be established Y
4. these ports are open for any licensed Amateur operator The Des Moines D Star system is also fully Internet accessible via the KDOIAN G gateway In order to access the Internet functions of any D Star repeater you must be an approved user on the D Star network Details on becoming approved appear later in this document System Administration The KDOIAN System Administrators are NOBKB Larry Vandewater AE0MW Mike Waldron NOVPR Tom Reis NOXR Dean Madsen Thanks The KDOIAN Repeater System was made possible by the generous donations of the Des Moines area Amateur community Page 5 of 29 KDOIAN Repeater Information Operating Locally Operating on a D Star repeater is a bit different from the conventional repeaters you are likely accustomed to using The main differences are e There is no courtesy beep on a D Star repeater The beep that you hear is added by your radio and can be disabled or made to be louder or quieter as you desire e The D Star repeater identifies itself continuously during each transmission There is no audible voice identification e Fringe areas of repeater coverage do not really exist You will either be in the repeater or your transmission will be completely unintelligible There is very little middle ground where you will be told you have R2D2 e You do not technically have to identify yourself audibly when using D Star Your call sign as long as your radio is properly programmed is continuous
5. they have been established In order to use the remote linking you must be registered with the D Star network Back in the first chapter we created two memory channels one for each port of the KDOIAN repeater In order to allow gateway use we will now add gateway information to those two channels These two modified memory channels can still be used for local communications the new modification will not effect them Change your memory channels as shown below The addition of KDOIAN G to the RPT2 field is the only change VHF UHF Frequency 145 350 443 175 Offset 600 5 00 YourCall CECECQ MyCall Your Amateur call sign RPTI KDOIAN C KDOIAN B RPT2 KDOIAN G KDOIAN G Once you have updated your memory channels your transmissions will automatically be sent out the gateway if there is an active link You should get in the practice of leaving an extra long pause between transmissions There are slight delays introduced by digital communications in general and when using distant repeaters those delays are magnified Now that we have covered how to use a link it s time to learn how to create one We re going to be creating several new memory channels one for each link you wish to use and a generic Unlink memory which will terminate any active link on the frequency Remember you must manually terminate any link you establish otherwise the link will continue indefinitely If you forget to unlink the
6. KDOIAN D Star Repeater System D STAR y Des Moines IA User Documentation Configuration Assistance Michael A Waldron AEOMW Document Version 1 3 2009 12 01 Table of Contents About THis Dainese a a nc ae atc aes Nae et daar tad read 1 A O ee 1 Other RESOUL CES isit ia 1 HI ii 1 SONWANE See ee da a Bee 1 A A er a 1 Mailine Lists ns ee nennen bannen 2 Aboutthe D Star Ne WO unse a 3 o ee ie Es 3 Node EEE ERBEN TIERES 3 A ley 9 tos ends a pak E Gang toate ay tee ahaha teem eter 3 Ports E A do eae 3 SU OT a a Sd ON UREN AENEAN APOE D TOA 4 A leeres 4 The Des Moines Arca D Star System u a Ne nalen 5 Hardware leer session 5 System Admimstralion AN lin el 3 PHAR S O Ba a ER a Sle APR OPO AY PIP a ee 5 Operating Total eine een email 6 General D Star Operation usa a A A ae eae 6 EDITAN Local ES een En O 7 Cross Band Operations SS est 8 Registering for Gateway Use nk ahnen TES Ee aai 9 Gateway Registration nis alles 9 Gateway Configurations EA A A ARA E ee 11 Contacting an Out of Town ao 13 Connecting tid Distant Ropero 15 nlinkine ker rende ren re ae 16 A A 16 Connecting toa CTC LOR iS AA AS A A 18 GPS Oper atl A A li 19 GPSand DSi DR A ea 19 SSP OOPS Md a dren agli ea ND es hint oe Scare a Saas an ate kt E 19 SETUP OO Ss Mode En Ru eine 20 Sending GPS Data out the Gateway D PRS Operati0M oooooccnoccnnocononoconcconnccnnnonancconccnonc cnn nccnncccnnnoss 20 High speed Data Operation aaa ee ee
7. N repeater system is a node on the D Star network All user interaction happens through nodes You will register for gateway access through a node as well as communicate through nodes Gateways Gateways are the part of the node that deals with routing your traffic throughout the network Gateways also process registrations and keep track of authenticated users via communications with the Trust servers Ports Ports are the actual RF modules that function as repeaters D Star has defined 3 RF ports and numerous Page 3 of 29 KDOIAN Repeater Information other ports such as gateways The common ports are Port A 23cm Voice Port B 73cm Voice Port C 2m Voice Port G Gateway Stations You and l are stations Stations can communicate with each other with ports gateways and nodes The only thing stations cannot directly communicate with are trust servers One last important detail Proper character placement is imperative in the D Star system Throughout this document when referring to call signs I will use the character to denote a space It is very important to take notice of this space when programming your radio Some characters must be placed in certain slots in order for the system to properly respond to your requests Hardware Use of the D Star system requires D Star capable hardware Currently Icom www icomamerica com is the only commercial producer of D Star compatible amateur radio equipment You can see a lis
8. OMW User Information GW Information Terminal Information Personal Information You can explore the various tabs at your leisure but right now we are concerned with the rightmost tab called Personal Information so click on that tab You will be presented with a screen presenting you with many text fields to edit as follows Please edit after making a left check box on C Name Michae O E mail Password Password Confirm Ifthe station has multiple radios Target CS are distinguished by initial last character of a space or a capital english letter Definition character as follows G is a gateway S is a local server Usually RPT Repeater isn t checked initaial AreaRPT CS is the port A of ZoneRPT CS If RPT is checked AreaRPT CS is the same as Target CS Initial RPT local IP pename Del O 1 AEOMW 10 71 237 24 O 2 AEOMW 10 71 237 25 O 3 AEOMW 10 71 237 26 O 4 AEOMW 10 71 237 27 O 5 AEOMW 10 71 237 28 O 6 AEOMW 10 71 237 29 O 7 AEOMW 10 71 237 30 O AEOMW 10 71 237 31 Check item and change a set value Click the Update button pdate In order to edit any value on this page you need to click the check box next to that line to make it editable We are only concerned with the first line next to your call marked with a 1 so click the Page 11 of 29 KDOIAN Repeater Information check box next to this line Initial RPT local IP pcname 1 AEOMYY O 10 71 237 24 The firs
9. OMW 10 215 83 141 E 7 AEOMW 10 215 83 142 F 8 AEOMW 10 215 83 143 The first line should already be filled in with your information as it is in the above illustration If it is not return to the chapter on Gateway Configuration and follow the instructions there Click the checkbox on the 2 line it will then enable you to enter text in the Initial and pcname fields In the Initial field enter the letter D for Data In the pename field enter your callsign followed by a dash and then the letter d The pcname field should be all lower case and include only your callsign a dash and the letter d as shown below Initial RPT local IP pcname Del 1 AEOMW 10 215 83 136 ae0mw T a a 2 AEOMW D E 10 215 83 137 aeOmw d Make a note of the contents of the local IP filed for your new entry You will need it shortly Press the Update button at the bottom of the page to save your changes After a few seconds you will see a dialog box confirming that your update was successful Page 22 of 29 KDOIAN Repeater Information Configuring your ID 1 for Internet Access This section assumes you have attached the ID 1 to your PC via USB and are able to run the control software that came with the ID 1 For help in getting to this stage consult the documentation that came with your ID 1 Connect the ID 1 to your PC via the USB cable and start the ID 1 software package You will be greet
10. Resources There are many extensive D Star resources available on the Internet I will list a few of them here however keep in mind that the Internet is constantly changing and updating A quick search for D Star will likely produce much more current results Hardware e DV Dongle D Star Computer Interface http www dvdongle com DV_Dongle Home html Software e D Rats Communication Tool http d rats danplanet com wiki e NJ6S s D Star Chat application http nj6n com dstar dstar_chat html e D StarLet ARES Tool http www dstarlet com e Dstar Comms Pro http www dstarcomms com e D Star TV http www dstartv com Web Resources e D Star Users http www dstarusers org e D Star Calculator http www dstarinfo com Calculator Default htm e IRC D Star Reflector List http www ladstar org ref htm Page 1 of 29 KDOIAN Repeater Information Mailing Lists e Yahoo Group Dstar Gateway e Yahoo Group dstar_digital e Yahoo Group DVDongle 73 s de Mike AEOMW Page 2 of 29 KDOIAN Repeater Information About the D Star Network The D Star network is a new digital mode of communication for Amateur operators the world over Using open protocols defined by the JARL Japan s ARRL equivalent licensed Amateur operators around the world have been given a completely digital voice and data communications network designed from the ground up for Amateurs by Amateurs albeit very professional amateurs The system makes u
11. al repeater use OTI Kon an already established link RPT2 KDOIAN G YourCall CQCQCQ Cross band VHF gt UHF RPT1 KDOIAN C RPT2 KDOIAN B YourCall REFOOICL Establish a link to the REFOO1 ee ANC reflector on port C RPT2 KDOIAN G Establish a link to the UHF YourCall WOCW BL port B on the WOCW repeater RPTI KDOIAN C in Kansas City a Disconnect any active link 7 ra N spaces followed by U RPT2 KDOIAN G The character denotes a single space in all call signs Page 28 of 29 KDOIAN Repeater Information Icom Radio Manuals Icom provides a great many of their manuals on the web I find it convenient to print them off so I can make notes right on the page without damaging my original instruction manuals Here is a list of manuals for the current D Star equipment e ID 1 http www icomamerica com en downloads DownloadDetails aspx Document 152 e ID 800H http www icomamerica com en downloads DownloadDetails aspx Document 154 e ID 880H http www icomamerica com en downloads DownloadDetails aspx Document 451 e IC 2200H http www icomamerica com en downloads DownloadDetails aspx Document 2 e IC 2820H http www icomamerica com en downloads DownloadDetails aspx Document 10 e IC 80AD http www icomamerica com en downloads DownloadDetails aspx Document 452 e IC 91AD http www icomamerica com en downloads DownloadDetails aspx Document 33 e IC 92AD http www icomamerica com e
12. art The button you press differs from radio to radio It s generally called One Touch Reply and you should consult your manual for the appropriate way to use it Here are some examples On the Icom IC 92AD you press and hold the RX gt CS button for 1 second Page 13 of 29 KDOIAN Repeater Information On the Icom IC D800 press and hold the TONE T SCAN BK until 2 regular and 1 long beep sound If I fail to get the reply set up properly you won t be able to hear me and the people on the local repeater will think I m talking to myself Some models of radio have a setting that allows you to automatically record the heard call signs but this setting must be turned on Consult your user s manual for information regarding turning on the automatic storing of received call signs Page 14 of 29 KDOIAN Repeater Information Connecting to a Distant Repeater There are two different ways to connect to a distant repeater We are going to cover the newer link based method of connecting to other repeaters since it was designed to be easier for both parties The big things to remember when connecting to the remote site are that they can hear all activity on our repeater and that you must remember to manually disconnect when you are finished If you forget to disconnect the link will remain active and future users of our repeater may not know that there is still an established link The repeater does not announce links once
13. ata will piggyback on on your voice transmission to whichever repeater you are currently using Since this data must coexist with voice traffic transmitting your location only when you are talking on the repeater is the recommended mode of operation Your position data will be retransmitted by the repeater and will show up in the GPS section of any compatible radios monitoring the repeater when your transmission is made GPS and D Star GPS operation is not part of the D Star specification The D Star specification calls for the 4800bps DV data stream to be divided into 2 sub channels The voice channel occupies the lion s share of the bandwidth but a 900bps text sub channel remains Icom choose to use this for messaging and GPS position reporting Since this GPS mode of operation was not specified in the D Star specification It has evolved through 2 different iterations GPS and GPS A It may continue to evolve and other manufacturers of D Star equipment may choose to not implement GPS at all I m going to get into some detail here but what you need to know is this If your radio supports GPS A it s better easier to configure with less bandwidth used and fewer places to make a mistake in configuration but older radios that only support the original GPS mode will not be able to see your position reports It s unfortunate but standards evolve Setup for GPS Mode You will need to consult you manual for many of these settings In the GPS Sentenc
14. c two channels in a scan list is sufficient and can prevent accidental cross band use when answering a call on the repeater Page 8 of 29 KDOIAN Repeater Information Registering for Gateway Use In order to use any of the Internet based communications features of the D Star system it is necessary to register your callsign with the root D Star server in your region For us in North American region this server resides in Texas This registration process occurs through your local D Star node and is a manual process That is to say there are steps that require human intervention and therefore it is not instantaneous An actual human being usually in the form of one of the D Star system administrators must review and approve your registration before it is forwarded to the root server Due to this delay you should sign up for your gateway account now even if you do not intend to use it for weeks Approvals do not expire and once you are approved on our system that approval is recognized by all other D Star nodes in the network so you do not have to do it again In order to register you will require a computer Internet connection email address and a modern web browser Internet Explorer 6 or FireFox 2 Gateway Registration Navigate your web browser to the KDOIAN repeater status page https kdOian dstargateway org You should bookmark this status page it contains much information you may find useful e Current link status reflector conn
15. chart e Click OK to close the Internet Protocol TCP IP Properties widow e Click OK to close the Local Area Connection Properties window e Your computer will likely pause at this point while it applies the new settings Connect your ID1 s Ethernet cord to your computer and turn off TX Inhibit You should now be ale to access the Internet via the ID 1 Be patient even though it s called High Speed data it s only High Speed compared to packet It will be significantly slower than the High Speed Internet you are used to from your cable or DSL provider Returning your computer to normal operations Follow the above procedure again except select Obtain IP address automatically and Obtain DNS server addresses automatically in the Internet Protocol TCP IP Properties window If you had existing data there restore those values instead of selecting the automatic options Page 27 of 29 KDOIAN Repeater Information Quick Reference Here s a quick reference for the KDOIAN repeater system You can use these examples to quickly determine the proper settings for your intended operation KDOIAN Repeater in Grimes Iowa Serving the Des Moines Area KDOIAN C 145 350 40nm Range KDOIAN B 443 175 40nm Range KDOIAN A 1253 5 DD Simplex No Voice KDOIAN G https kd0ian dstargateway org Usage Examples Change KDOIAN C to KDOIAN B in RPT1 if using UHF YourCall CQCQCQ Talk on the loc
16. diately un key as even the briefest response will have provided sufficient time for at least one packet to have been sent Sending GPS Data out the Gateway D PRS Operation An interface called D PRS has been implemented in the D Star network to send GPS position data into the existing APRS infrastructure Almost all D Star repeaters with gateway connectivity run this interface D PRS is a specification for a repeater gateway software package designed and maintained by Peter Loveall AESPL and first presented at the TAPR DCC conference in 2007 D PRS acts as a bridge between Icom s GPS position reporting and the rest of the world In order to send your position data to the APRS network including Internet based sites like Find U and APRSWorld it is necessary to configure your radio to properly use the repeater s gateway Your radio is probably already set this way for voice communications but if you experience problems ensure that KDOIAN G is in the RPT2 field If you are using the GPS A mode no further configuration will be necessary If you are using the original GPS mode you will need to configure the C1 message in your radio in order to be seen by the D PRS system Configuration of the C1 message involves picking a APRS symbol for your station setting your message and wrapping that data inside a XOR hash As previously noted the GPS mode of position reporting does not employ any form of data integrity check The XOR hash is a ru
17. dimentary attempt to ensure corrupt data does not make it to the APRS network Although they cannot check the entire data stream since it is generated dynamically they can make the assumption that the data was valid if their XOR hash arrives at the gateway intact To generate this special C1 message visit the D PRS Calculator web page at http www aprs is net DPRSCalc aspx Note that the output of this page must be entered exactly as shown into your Page 20 of 29 KDOIAN Repeater Information radio including any spaces and it must be entered into the C1 message slot Page 21 of 29 KDOIAN Repeater Information High Speed Data Operation The KDOIAN system includes a 1 2GHz DD port as well as conventional UHF VHF repeaters This port can be used to access limited Internet content via amateur radio using an ID 1 digital transceiver In order to use the 1 2GHz DD system you must be registered in the Gateway system and it is recommended that you register an additional terminal specifically for your ID 1 Registering a new Terminal in the Gateway System Log into the gateway using the instructions in the Gateway Configuration section Select the Personal Information tab rightmost You should see a screen that looks like this except with your callsign Initial RPT local IP pcname Del E 1 AEOMW 10 215 83 136 ae0mw T E 2 AEOMW 10 215 83 137 3 AEOMW 10 215 83 138 E 4 AEOMW 10 215 83 139 5 AEOMW 10 215 83 140 6 AE
18. e Options set RMC and GGA on all others set to off RMC and GGA are the NEMA sentences that GPS devices output this setting tells the radio to transmit those sentences as the GPS data GPS Data will be automatically sent whenever you talk on the repeater GPS Auto TX should be set to Off If your voice communication is not long enough for the radio to finish transmitting it s data it will remain in transmit mode until it has completed sending the data The data speed for this transmission is only 900bps or approximately 125 characters per second You will be transmitting both NEMA sentences in full roughly 130 characters plus your user message if you have one enabled This can easily take 2 Page 19 of 29 KDOIAN Repeater Information seconds regardless of how quick your voice response was There is no error correction or detection on this data it can arrive with corrupted position or message information Setup for GPS A Mode GPS A mode setup is fairly straightforward and resembles APRS setup You can accept the radio s default for all settings but you may wish to change your radio s Symbol and position comment GPS A format uses a binary format TNC2 message format wrapped in a CRC for the transmitted message so it is much shorter than GPS mode The GPS A packet is constantly retransmitted during your voice transmission ensuring that a bit of bad data will not keep your packets off of the system When you are done talking the radio will imme
19. ections e Current DV Dongle users e A list of the repeater s users over the last 24 hour period Click the registration link on the upper left side of the web page Page 9 of 29 KDOIAN Repeater Information You will be presented with the main login page D STAR Gateway System WOSCI Already registered Login with Callsign and Password Please note that Callsign and Password are case sensitive Callsign must be in Upper Case CallSign Password New user Register here for D STAR access Registering takes just a few seconds and you won t have to enter your personal information again the next time you visit here D STAR is a digital protocol developed by the Japan Amateur Radio League the JARL and stands for Digital Smart Technologyfor Amateur Radio For questions or comments about this gateway contact cits dstar 2008 gmail com Click on the Register button towards the bottom of the page and you will be presented with a few fields asking for information D STAR Gateway System WOSCI The agreement document Do you agree ves O no O Enter your personal information CallSign E Equal to or less than 7 characters Name E mail j Make sure you use a valid e mail address Password i 8 to 16 characters Password confirm OK Cancel None of these fields are optional You must click the Yes button and then enter valid data in all the remaining fields Ifthese fields do
20. ed by a virtual ID 1 control panel that we will be interacting with to set for data operation LENA PADD Untied DZ File F View V Option O Help H UHF DIGITAL TRANSCEIVER ID 1 Push the CS button to bring up the call sign entry screen and enter the appropriate information as shown below 1 2GHz DD Frequency 1253 5 Offset None YourCall KDOIAN MyCall Your Amateur Callsign with D in 8 Position RPTI KDOIAN A RPT2 KDOIAN G Make sure Enable is checked next to RPT2 When you are done it should look like this except with your own information Solver Ellen REPEATER MY G RPT2 MW Enable Z y KDOIAN G ox agomw P for p ox Page 23 of 29 KDOIAN Repeater Information Push the Mode button until DD appears on the display Push the RP button until RPS appears on the display Configure your computer to use the appropriate IP settings for D Star After your computer is properly configured disable the TX inh function by pusing the button The green light above it will go out when it is disabled Page 24 of 29 KDOIAN Repeater Information Configuring your computer for D Star Internet access Every computer is different and all can be used with the ID 1 for access Configuring your computer for use with the ID 1 requires an understanding of computer networking and system configuration beyond the scope o
21. f this document A brief tutorial using Windows XP is presented below Windows Vista and Windows 7 will be different but the concepts presented here are still valid Note Once your computer is configured for access through the ID 1 it will not be able to access the internet through your home or office network until you undo the following changes For people who already know what they re doing here is the information you will need Addresses IP Address Found in Gateway Software Website Subnet 255 0 0 0 Gateway 10 0 0 1 Preferred DNS 10 0 0 1 Secondary DNS None DHCP will not function over the high speed network Your IP address is located in the D Star gateway registration system as shown below You must match your IP address to the correct callsign initial pair Initial RPT local IP 1 AEOMW 10 215 83 136 2 AEOMW D F 10 215 83 137 lt q Windows XP Configuration e Click on the Start Menu e Select Control Panel e Double click the Network Connections icon in Control Panel Page 25 of 29 KDOIAN Repeater Information Nebyork Connections File Edit Vew Favorites Tools Advanced Help Qe 1394 Connection Create a new connection d Connected Tb Q Setup a home or small T 4 Broadcom 802 11b g WLAN 1394 Net Adapter 2 office network Change Windows Firewall Local Area Connection settings Connected JA Realtek RTL8139 810x Family Y Network Troubleshooter
22. ia 22 Registering a new Terminal in the Gateway SyStOM oooocconoccnococonccoonononccnnnaconccnononnn crono n con ccnnnncnn oracion 22 Configuring your ID 1 for Internet Access A AS AS 23 Configuring your computer for D Star Internet access unnesssessssssennnneesnnnnnnnnnennnnnnnnennnnenennnn 25 Windows XP Configuration 2 bi 25 Returning your computer to normal Operations anna 27 COME REO a a ee ee 28 Icom Rad 6 Manvals u 2 28 2 as D se 29 KDOIAN Repeater Information About This Document Intent This document is comprised of knowledge gained from many sources I claim none of it as original Unfortunately in my learning binge about the D Star system in the last few months I have very few sources that I can point to and say They taught me this although many such places exist It is my intent to distill the knowledge I have gained and translate it into an appropriate and relevant form for Des Moines area Amateurs who may not have the endless time required to devote to learning the inner nuts and bolts of this system before they can key their microphone for the first time on a new and exciting mode Knowledge comes with time and practice In the beginning we all stumble do not get discouraged Every single mode we use in Amateur Radio was new at one point in time Today this is the new mode for all of us For the latest version of this document you can always email me at my call sign at arrl net Other
23. ities Use KDOIAN C if you are transmitting on the VHF 2m port Use KDOIAN B if you are transmitting on the UHF 73cm port Note that throughout this document each in the call sign denotes a space It is imperative that you enter those spaces KDOIAN Local Use Assuming you are creating two memory channels one for each port of the repeater this is the data you would use to create them VHF UHF Frequency 145 350 443 175 Offset 600 5 00 YourCall CQECQCQ MyCall Your Amateur call sign RPTI KDOIAN C KDOIAN B RPT2 KDOIAN G KDOIAN G You now have the basics to operate locally on both the UHF and the VHF ports of the Des Moines D Star system The RPT2 fields are not required but strongly recommended for local operation They are explained later in the this document Page 7 of 29 KDOIAN Repeater Information Cross Band Operations The D Star repeater system is capable of cross band operations at will for all users of the system This allows a user on the UHF system to communicate with a person who may only have a VHF radio or who may only be within range of the VHF side of the machine It is recommended that if you intend to use the cross banding facilities offered by the D Star system that you create an additional set of memories specifically for when you wish to cross band and that you only use them when cross band operation is appropriate The design of the D Sta
24. k to your normal memory channel for that band in order to converse You do not use the repeater s link memory channel to talk to that repeater It is only used to establish the link We are going to use the WOCW repeater in Kansas City as our example repeater The WOCW repeater has two ports a UHF port and a 1 2GHz port Like all D Star repeaters the UHF port is port B the 1 2GHz port is port A The WOCW repeater has no VHF port if it did then the VHF port would be C You can choose which of the ports on the repeater you wish to link to You do this by placing the port ID in 7 character position in the YourCall field The 8 position contains the character L denoting Page 16 of 29 KDOIAN Repeater Information your desire to establish a link To create a link memory channel for the WOCW repeater on port A program a memory channel as follows if you wish to create a link to the UHF port change the YourCall field from WOCW AL to WOCW BL VHF UHF Frequency 145 350 443 175 Offset 600 5 00 YourCall WOCW AL MyCall Your Amateur call sign RPTI KDOIAN C KDOIAN B RPT2 KDOIAN G KDOIAN G Once you have created the memory channel you need only to key down for a second or two to establish the link It is good practice to identify yourself and say you are linking when you do this so others that may be monitoring the system know what is going on Remember to bring down the link when you are
25. ly transmitted while you speak It s probably still a good idea to keep in the ID habit but it is not required General D Star Operation In order to program your radio general local operation on any D Star repeater you need three pieces of information in addition to the usual frequency and offset data required by any analog repeater e Destination YourCall e Your Amateur Call sign MyCall e The Repeater Call sign RPT1 There are additional fields available but they are used for advanced operations and will be explained later in this document For the time being leave them blank while we discuss each of the three required pieces of information above Destination This field is the most confusing field This field should contain the callsign of the station you are trying to talk to What You don t know who you want to talk to yet Well you can t leave this field blank For general ragchew and normal operations on the local repeater this field always contains the same value That value is CQCQCQ If you want to talk to anyone calling CQ is the time tested way to get the job done Your Amateur Callsign This should be programmed with your Amateur call sign Include no spaces no dashes no extra letters or numbers For example mine is set to AEOMW Page 6 of 29 KDOIAN Repeater Information The Repeater Callsign This is the call sign of the repeater port you are talking to On the KDOIAN repeater there are two possibil
26. means is just like the old days of packet radio BBS and subsequent APRS layers the network knows where you are and how to find you What this means to you is that if you are on a repeater here in Des Moines I can be in Kansas City Omaha London or Tokyo we can still converse without you having to know anything about where I m sitting Here s how the magic works I m going to play the part of the globe trotting playboy you get to hang out in Des Moines for a while I m sitting in my hotel in Tokyo enjoying a nice room temperature sake with my radio over by the window I ve already been playing around on the local UHF D Star port JP1YIW B today so the system knows where I am In order to contact me here s how you re going to set up your radio VHF UHF Frequency 145 350 443 175 Offset 600 5 00 YourCall AEOMW MyCall Your Amateur call sign RPT1 KDOIAN C KDOIAN B RPT2 KDOIAN G If you set your radio up like this the network will find me wherever I am in the world and within a split second your voice will come out of the JPIYIW UHF Repeater in Tokyo Japan The challenge is now on me to reply to you Depending on my reaction time which may be influenced by the level of sake remaining in the bottle and my knowledge of my radio there is a window of opportunity where I can push a single button on my radio and instantly configure it to reply to you No further configuration would be necessary on my p
27. n downloads DownloadDetails aspx Document 338 Page 29 of 29
28. not contain correct and valid information your gateway application will be rejected Please remember your password If you forget your password it cannot be retrieved A D Star administrator will be forced to delete your account and you will have to recreate it This process will take several days When finished entering date press OK button to continue You will be presented with a confirmation screen Page 10 of 29 KDOIAN Repeater Information D STAR Gateway System WOSCI Registration is submitted CallSign Name E mail Authorization for your registration will be reviewed by the system administrator You will be notified by email when it is approved Press the OK button and close your web browser Your registration has been submitted to the D Star administrators for approval You will be notified via E Mail at the address you submitted when your registration is approved This email will likely find it s way into your SPAM folder so make sure to check for it there Gateway Configuration After you receive the email saying your registration was approved go back to the D STAR gateway website at https kd0ian dstargateway org Click on Registration in the upper left corner as you did earlier Enter your call sign and the password supplied when you registered and you will be taken to a new screen that lists all the users registered locally on the KDOIAN system REVISION 1 0 D STAR Gateway System WOSCI Login AE
29. our new memory channel will look like this VHF UHF Frequency 145 350 443 175 Offset 600 5 00 YourCall REFOOICL MyCall Your Amateur call sign RPTI KDOIAN C KDOIAN B RPT2 KDOIAN G KDOIAN G Once you have connected to a reflector using it is just like any other linked repeater Switch back to your normal memory channel and don t forget to leave a bit of an extra delay between transmissions Also just like the remote repeater you must remember to disconnect using your unlink memory channel when finished using the reflector Page 18 of 29 KDOIAN Repeater Information GPS Operations GPS operation over Icom D Star radios is similar to but not a replacement for the existing APRS system Most notably D Star s implementation of GPS is not designed for fixed channel automated operation It is designed to tag your voice transmissions with location data This is particularly useful for emergency responders search and rescue teams and other similar applications GPS operation is built into many Icom D Star radios In most circumstances a GPS is connected to the radio using the DATA port For specific information on how to interface a GPS to your radio you will need to consult your radio s operating manual After you have connected your GPS you will need to tell your radio to transmit your location data Unlike traditional APRS there is not a dedicated frequency for GPS operation Your position d
30. r system does not allow for you to monitor all activity on the other band that you are using when you cross band so in essence you are always talking without listening This means you can be interfering with a QSO on the other band of the repeater without being aware of it For this reason we suggest limiting your use of cross band operations Configuring your radio for cross band operation is exactly the same as local operation but with 1 additional piece of information added to the memory channel It is now time to introduce the RPT2 field Remember the RPT1 field was the call sign of the port you were talking to Similarly the RPT2 field is the call sign of any additional port that you wish to be heard on If you were transmitting on VHF and you wished for people on UHF to hear you you would put KDOIAN B into the RPT2 field in your memory channel Again we are creating two memory channels one for each port of the repeater This time however the RPT2 field will be populated in each memory channel with the other port s call sign VHF UHF Frequency 145 350 443 175 Offset 600 5 00 YourCall CECECQ MyCall Your Amateur call sign RPT1 KDOIAN C KDOIAN B RPT2 KDOIAN B KDOIAN C If you use the scanning functions on your radio it s probably a good idea to program all additional channels to be skipped when scanning Since the settings only effect who hears you and not who you hear simply including the basi
31. se of both the Internet as well as 10GHz RF for backbone operations allowing for traffic voice and data both voice is data in this system to be transferred throughout the network to reach it s destination Your Amateur call sign is your unique address in this system If someone in New Zealand wishes to send you a text message or tell you about the local beach conditions ahead of your impending trip he needs only to program your call sign into his HT and start talking The system will find the last repeater you used and his transmission will automatically be routed to you through that repeater The D Star system is comprised of trust servers nodes gateways ports and stations Trust Servers Trust Servers are backbone infrastructure Trust servers are regional and they are the root of authentication for their respective regions The Texas Interconnect Team KS5TIT maintains the trust server for the United States and most of the rest of the world excluding Japan All nodes exchange data about authenticated users to the trust server so that once you are registered on any node in the system your registration is valid anywhere in the D Star network Trust servers can also communicate with each other allowing your registration to be recognized globally e g work in Japan Nodes Nodes are the local access points to the D Star repeater network Nodes also function as standalone repeaters in the event the D Star network becomes unavailable The KDOIA
32. t field we come to is Initial This field is currently empty but it MUST contain a SINGLE SPACE Enter 1 space in this field Leave the RPT field unchecked you will not be using it The pcname needs a short name entered into it It s used for creating a host name lookup for your IP address which will probably never concern you It must contain all lowercase letters with no punctuation or spaces whatsoever I recommend that all users use their callsign in lower case or first initial and last name No other configuration is required on this page so click the Update button You are now finished configuring your account for the D Star gateway You can click the Logout button in the top right corner of your web browser and then close the browser Page 12 of 29 KDOIAN Repeater Information Contacting an Out of Town Friend One of the exciting advantages of the D Star system is that the central server keeps track of your general location by knowing which repeater you last used This data is kept in real time In fact you can go out on the Internet and see current D Star activity at any point in time by visiting the D Star Users website at http www dstarusers org This website keeps up to date data on all D Star nodes and repeater status and is an invaluable tool for D Star users who travel The actual reason for the system keeping track of you is that D Star is the first Amateur voice protocol to be routable What this
33. t of Icom s current D Star compatible equipment at their website http www icomamerica com en amateur While Icom is the only current producer of D Star compatible equipment it does not have to be that way Please contact your favorite equipment manufacturer and inquire about their plans to support D Star The more user requests that are generated the more likely they are to support this growing mode of communication There is an active home brew community surrounding D Star Much of the activity currently centers around software but there are several hardware projects that center around D Star modules and interfacing D Star equipment to other systems such as APRS A fine example of this is repeater linking and reflectors Those systems are the product of the D Star home brew community Page 4 of 29 KDOIAN Repeater Information The Des Moines Area D Star System Hardware The Des Moines are D Star system is currently comprised of VHF UHF and 1 2GHz Data modules housed in Grimes Iowa This system has a very nice coverage footprint of approximately 50nm and is comparable to 146 610 WODAY repeater on VHF The UHF coverage is similarly impressive The system uses the call sign KDOIAN The VHF port is reachable at 145 350 600kHz offset and is addressed as KDOIAN C The UHF port is reachable at 443 175 5MHz offset and is addressed as KDOIAN B The 1 2GHz DD port is reachable at 1253 5 no offset and is addressed as KDOIAN A All of
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