Kenwood TH-79AKSS User's Manual
Contents
1. 3 Setting the Mode 3 CMD SYSTEM 3 Setup Procedure 3 Setup Cancellation 3 Other Limits in CMD Mode 3 KSS KEYPAD FUNCTIONS 4 EXPLANATION OF FUNCTIONS 4 TRP SYSTEM 5 Setup Procedure2. 5 Setup Cancellation 5 RS 232C SETUP 5 HF TRANSCEIVER SETUP 5 COMMON ITEMS FOR TRANSMISSION RECEPTION 5 Confirmation of Preparation 5 System Initial Set Up 5 RECEPTION OPERATION 6 AF Volume Control Set Up on the HF Transceiver 6 TRANSMISSION OPERATION 6 HF TRANSCEIVER FR
3. V F O B M R RIT CLR R I T U P R X O F F RIT OFF M R 2 3 7 8 B C 5 I Setup Procedure 1 Turn ON the transceiver being used for TRP 2 Set up its DTSS code and CTCSS frequency on the 440 MHz band its operation frequency on the 144 MHz band and its operation frequency on the 440 MHz band These settings must be the same as those in the CMD mode 3 Turn OFF the transceiver s power 4 Press and hold the PTT and CALL buttons and then turn ON the transceiver s power The following display appears when TRP mode is set up successfully Note Using a high CTCSS frequency may cause an audible tone to be output from the speaker of the HF transceiver If this happens select a lower CTCSS frequency which does not cause the problem I Setup Cancellation 1 Turn OFF the transceiver s power 2 Push and hold the PTT and CALL buttons then turn ON the transceiver s power Cancellation is successful when Sky and Trp no longer appear on the screen TRP mode provides the specific condition for providing transfer of the CMD and the signals of the HF transceiver The lamp and power change over keys can still function while in TRP mode however you must return to the conventional mode of operation before you can reset the frequency Set the reception volume control for the 440 MHz band at approximately center Note In TRP mode the power save and APO functions are automatical
4. Potential Problems to be Aware Of 1 Turning the HF transceiver speech processor ON occasionally causes RF feedback 2 Using a linear amplifier with the HF transceiver may occasionally cause RF feedback SELECTION I VFO Operation By pressing the VFO A key A key you can select VFO A on the HF transceiver By pressing the VFO B key B key you can select VFO B on the HF transceiver By pressing the UP key key or the DOWN key key while in either VFO A or VFO B the frequency can be increased or decreased by one step 10 Hz in SSB Each time the key is pressed the frequency will change by one step By pressing the FREQUENCY ENTER key VFO key the frequency can be entered directly When the above display appears on your screen the desired operation frequency of the HF transceiver can be input using the 10 key DTMF pad Any non input digit is processed as a 0 After the correct frequency is input press the FREQUENCY ENTER VFO key again to transmit the input frequency to the HF transceiver To cancel the frequency input press the F key MENU key DUAL key or MR key I Memory Channel Operation By pressing the MR key C key the HF transceiver is selected By pressing the UP or DOWN key after having pressed the MR key you can increase or decrease the memory channel by one Each time the key is pressed the channel will change by one step By pressing the M C
5. other status of the HF transceiver Thus the VS 3 installation is very effective and is highly recommended for comfortable operation If the voice read back is too weak adjust the VS 3 level control in the HF transceiver see the HF transceiver instruction manual Note When VFO A and VFO B on the TS 570D G S G are switched the Voice Synthesizer automatically announces the frequency on the newly selected VFO Sending a Voice command will cause the Voice Synthesizer to stop the announcement I BUSY Control Function When using the TS 570D G S G system you can operate the BUSY control with the HF transceiver SQ The TRP will transmit only when the HF transceiver SQ is opened in the RX ON status This will allow you to avoid unnecessary TRP transmissions When using this system the TRP will continue to transmit on the 144 MHz band according to the RX ON command from the CMD in spite of the SQ being closed on the HF transceiver When you direct enter the HF transceiver frequency from the CMD the HF radio mode does not change from 7 MHz to 14 MHz for example Change the HF transceiver mode with the MODE key If you already have favorite frequencies it is a good idea to input them in memory This allows for quick frequency change BUSY Control Function When you press the RX ON key on the CMD and the HF transceiver SQ is closed you will receive only the 144 MHz carrier signal without any
6. to the HF transceiver COMMANDER CMD TH 79AKSS 440 MHz 144 MHz The operator controls the HF transceiver from the portable COMMANDER CMD TH 79AKSS The received HF signal is re transmitted by the TRANSPORTER TRP TH 79AKSS on the 144 MHz band Voice is transmitted from the CMD unit on the 440 MHz band The control signals for frequency and functions of the HF transceiver are sent from the CMD unit on the 440 MHz band With the optional VS 3 voice unit installed in the HF transceiver the operator can confirm the HF frequency 144 MHz band HF receive audio TRANSPORTER TRP TH 79AKSS 440 MHz 144 MHz I O UNIT HF TRANSCEIVER TS 570D G S G or TS 870S RS 232C MIC IN SP OUT HF ANT Note N Carefully select a frequency in the 440 MHz band for transmission from the CMD to the TRP according to FCC regulations N This system uses duplex operation N 440 MHz UHF voice identification FCC Rule 97 119 Station Identification Each amateur station except a space station or telecommand station must transmit its assigned call sign on its transmitting channel at the end of each communication and at least every 10 minutes during a communication for the purpose of clearly making the source of the transmissions from the station known to those receiving the transmissions No station may transmit unidentified communications or signals or transmit as the station
7. voice signal
8. EQUENCY SELECTION 6 VFO Operation 6 Memory Channel Operation 6 MODE CHANGEOVER 7 OTHER FUNCTIONS 7 RIT Function 7 Voice Frequency Read Back 7 BUSY Control Function 7 OPERATING HINTS 7 2 440MHz band Voice signal to the HF transceiver 440MHz band Control signal
9. H ENTER key MR key the channel can be entered directly When the above display appears on your screen the desired channel of the HF transceiver can be input using the 10 key DTMF pad Any non input digit is processed as a 0 After the correct channel is input press the M CH ENTER MR key again to transmit the input channel to the HF transceiver To cancel the channel input press the F key MENU key DUAL key or VFO key 7 By pressing the MODE key 0 key you can change the mode The modes available are USB and LSB mode When the MODE key is pressed while in USB mode the mode is changed to LSB When the MODE key is pressed while in LSB mode the mode is changed to USB This changeover can be confirmed by the Morse beep transmitted from the HF radio If the MODE key is pressed while in modes other than USB or LSB the MODE will not be changed OTHER FUNCTIONS I RIT Function The RIT function controls RIT ON OFF RIT frequency UP DOWN and RIT CLR For the meaning of these keys see KEYPAD FUNCTIONS on page 4 I Voice Frequency Read Back If the HF transceiver is equipped with the optional VS 3 voice unit recommended you can listen to and confirm the HF transceiver status with the announcement by voice EXAMPLE You can confirm the frequency after a direct frequency entry You can confirm the contents of a M CH during memory channel operation CMD does not display the frequency or
10. KENWOOD SKY COMMAND SYSTEM Operation Manual KENWOOD COMMINICATIONS CORPORATION KENWOOD COMMUNICATIONS CORPORATION This operation manual is used for the KENWOOD SKY COMMAND SYSTEM hereinafter referred to as KSS which is compatible with the TH 79AKSS and TH D7A which is available for sale on a limited basis KENWOOD SKY COMMAND SYSTEM TH D7A Refer to the TH D7A Instruction manual page 83 for instructions on how to use the KSS with the TH D7A transceiver Notes PG 4R modification necessary when KSS II operation with the TH D7A Please cut the white wire carefully TH D7A ONLY TH 79AKSS Does not work on the other TH 79 series KSS provides a system wherein the portable transceiver is used as a wireless remote control microphone and repeater used in operation with the TS 570S G D G and or TS 870S HF transceivers Wireless remote control operation has been achieved through the utilization of the portable transceiver s DTMF and CTCSS functions and the HF transceiver s PC control functions This system is capable of transmitting and receiving HF radio signals changing over from transmit to receive setting frequencies switching memory channels and other functions KSS provides a wireless microphone system over a short distance Accordingly KSS is very useful in the following situations Watching for DX schedules or tuning the bands while working around the house Operating HF radio wh
11. TX voice signal and control signals for HF are transmitted from the CMD to the TRP on the 440 MHz band Choose a frequency which does not interfere with other local stations MEMO DTSS CODE CTCSS FREQUENCY FREQUENCY IN THE 144 MHz BAND FREQUENCY IN THE 440 MHz BAND I Setup Procedure 1 Turn the power ON for the portable transceiver being used for CMD 2 Set up its DTSS code and CTCSS frequency on the 440 MHz band its operating frequency on the 144 MHz band and its operating frequency on the 440 MHz band For operation of the TH 79AKSS refer to its Operation Manual 3 Turn off the transceiver s power 4 Press and hold the PTT and VFO buttons then turn on the transceiver s power The following display appears when the CMD mode is setup successfully Note N Turn OFF the following functions transmit inhibit DTSS paging bell and ABC N Using a high CTCSS frequency may cause an audible tone to be output from the speaker of the HF transceiver If this happens select a lower CTCSS frequency which does not cause the problem I Setup Cancellation 1 Turn OFF the CMD transceiver s power 2 Push and hold the PTT and VFO buttons then turn ON the transceiver s power Cancellation is successful when Sky and Cmd no longer appear on the screen CMD mode provides the set up for sending orders to the HF transceiver and receiving band activity from the HF transceiver When you
12. call sign any call sign not authorized to the station TH 79AKSS TRP MODE 2 5mm 1 10 SP 3 5mm 1 8 MIC 3 5mm 1 8 2 conductor plug TS 570D G S G or TS 870S Rear This 2 5mm 1 10 jack is for use only with the TH D7A transceiver TS 570D G S G or TS 870S Front 3 ITEM QUANTITY I O UNIT 1 2 5mm Stereo Cable 1 use for TH D7A only Operation Manual 1 OPERATION I Outline To operate the system follow these basic procedures 1 Connect the two TH 79AKSSs the I O UNIT and the HF transceiver TS 570D G S G or TS 870S 2 Place one of the TH 79AKSSs in CMD mode and the other in TRP mode 3 Set up your HF transceiver 4 Start your operation I Equipment Interface Connect the equipment as shown on page 2 Be sure to turn OFF the HF power source and the two TH 79AKSSs before beginning I Setting the Mode Note The security code for your KSS consists of both your DTSS code and your CTCSS frequency This system is set up to operate only if the DTSS code and CTCSS frequency is matched on the 440 MHz band between the two portable transceivers You must decide these two settings The same frequencies and DTMF code MUST be used when setting up the TRP mode The received HF signal is transmitted from the TRP to the CMD on the 144 MHz band Choose a frequency which does not interfere with local stations The transmit
13. e step if the RIT is ON Enters the number 7 in VFO or MR Enter mode 8 RIT CLR When RIT is ON this function clears the RIT frequency and resets it Enters the number 8 in VFO or MR Enter mode 9 RIT UP Increases the RIT frequency by one step when the RIT is ON Enters the number 9 in VFO or MR Enter mode DOWN When the HF transceiver is in VFO mode this function decreases the VFO frequency by one step When the HF transceiver is in M CH mode it decreases decrements the memory channel by one O MODE Changes the HF transceiver mode Select between USB and LSB Enters the number 0 in VFO or MR Enter mode Note This function does not operate with other modes of operation UP When the HF transceiver is in VFO mode this function increases the VFO frequency by one step When the HF transceiver is in M CH mode it increases increments the memory channel by one A VFO A When the HF transceiver is in VFO B pressing this key will change over to VFO A B VFO B When the HF transceiver is in VFO A pressing this key will change over to VFO B C MR When the HF transceiver is in VFO mode it changes over to M CH operation D VOICE Allows you to listen to and confirm the HF frequency The optional VS 3 must be installed in the HF transceiver A 1 D 0 9 6 5 4 D O W N M O D E U P V O I C E RIT DOWN HF PWR OFF HF PWR ON V F O R X O N R I T O N V F O A
14. ile relaxing in your living room instead of in the shack Operate without carrying a wired microphone around the shack Operate HF while camping picnicking or at local sporting events HF in the mobile At present KSS is capable of communication in voice mode Please use SSB AM FM modes To get the most out of this system KSS allows HF memory channel operation and fixed frequency operation even if VFO is used It is more effective if you operate by selecting HF operation frequencies and modes beforehand KSS can control RIT if required In addition KSS can operate VFO and can change the frequency in steps Therefore the conventional operating method of tuning the VFO is not suitable in this system 1 TABLE OF CONTENTS KSS OPERATION 2 SUPPLIED EQUIPMENT 3 OPERATION 3 Outline 3 Equipment Interface
15. ly turned OFF Therefore we suggest you use an external power source When you use the same power supply as the HF transceiver you are advised to take care of the HF RF feedback through the power supply line In this case the supplied voltage of the TRP is the same as the HF transceiver so you should be careful to avoid overheating or other malfunctions of the TRP RS 232C SETUP 4 800 bps 8 data bits and 2 stop bits are used for set up It is important that the RS 232C communication speed is set up correctly If the set up is not correct the HF transceiver will not operate properly REFERENCE MENU numbers of HF transceivers TS 570D G S G No 35 TS 870S No 56 HF TRANSCEIVER SETUP Note Only the TS 570D G S G and TS 870S models can be used with this system Other KENWOOD products will not operate Please refer to the appropriate instruction manual of the HF unit for operation of the HF transceiver Set up the frequency and mode for the operation of VFO and M CH When an external speaker is connected to the line from the I O UNIT voice signals cannot be heard Keeping this in mind when you listen to and confirm a voice signal you are advised to either disconnect the line or use a head set Set the functions of the HF transceiver which the CMD cannot control beforehand HF TRANSCEIVER Set the AF volume control to the 9 00 to 10 00 position Set the MIC gain to approximately the ce
16. nter Set the squelch control to the fully opened position COMMON ITEMS FOR TRANSMISSION RECEPTION I Confirmation of Preparation Has the set up of the COMMANDER CMD been completed See page 3 Has the set up of the TRANSPORTER TRP been completed See page 5 Do the operation frequencies the DTSS code and the CTCSS frequency of the CMD and the TRP match Has the set up of the HF transceiver been completed See page 5 I System Initial Set Up 1 Turn ON the power supplies of the CMD the TRP and the HF transceiver in any order 2 Push the HF PWR ON key on the CMD key 1 CTRL is displayed on the screen of the HF transceiver If CTRL is not displayed check the Confirmation of Preparation again 3 To turn OFF the HF transceiver s power press the HF PWR OFF key on the CMD key 4 After the power is turned OFF no function other than HF PWR ON can be performed Note Turning OFF the power supply of the equipment during KSS operation will stop the operation 6 1 To listen to the received signal of the HF transceiver from the CMD speaker push the RX ON key key 2 2 To silence the received signal from the CMD speaker push the RX OFF key key 5 Note If no function is performed for 20 minutes after pushing the RX ON key the RX OFF function will activate automatically Reception volume is controlled with the AF volume control on the CMD The AF vol
17. push the PTT button on the CMD it transmits At the same time the HF transceiver also transmits The received volume can be controlled on the CMD Several of the DTMF keys have specific purposes in controlling the HF transceiver See the diagram on page 4 I Other Limits in CMD Mode While the HF transceiver is in CMD mode extra functions such as lamp monitor and power change over will operate along with the functions mentioned above All other functions are inhibited For example in order to change the frequency you must first return to the conventional operation mode 4 EXPLANATION OF FUNCTIONS 1 HF PWR ON Turns ON the HF transceiver Enters the number 1 in VFO or MR Enter mode 2 RX ON Allows you to listen to the received signal from the HF transceiver The TRP transmits the received HF signals on the 2 m band to the CMD Enters the number 2 in VFO or MR Enter mode 3 RIT ON Turns ON the HF transceiver RIT Enters the number 3 in VFO or MR Enter mode 4 HF POWER OFF Turns OFF the HF transceiver Enters the number 4 in VFO or MR Enter mode 5 RX OFF Stops retransmitting the received signal from the HF transceiver The TRP discontinues transmission of the received HF signals on the 144 MHz band to the CMD Enters the number 5 in VFO or MR Enter mode 6 RIT OFF Turns OFF the HF transceiver RIT Enters the number 6 in VFO or MR Enter mode 7 RIT DOWN Lowers the RIT frequency by on
18. ume control on the HF transceiver should be set at 9 00 to 10 00 see below I AF Volume Control Set Up on the HF Transceiver The AF volume control of the HF transceiver controls the modulation input on the 144 MHz band of the TRP Thus the HF transceiver AF control should be adjusted so that the sound from the CMD does not distort when a strong signal is received If reception from the HF transceiver cannot be heard Is the HF transceiver squelch closed Are headphones inserted into the HF transceiver s headphone jack TRANSMISSION OPERATION Transmission operation is described in the SSB mode 1 Pushing the CMD PTT button places the HF transceiver in transmission mode Speaking into the microphone at this time also modulates the HF transceiver Note N There is a small time delay between the time the PTT button is pushed and the time the HF transceiver transmits In order to prevent the beginning part of your dialogue from being cut off please wait for a moment before speaking N The operation of this system does not allow transmission to operate with VOX 2 Releasing the CMD PTT button places the HF transceiver into standby Setting the modulation level of the TRP AF volume control to the center and the MIC GAIN to 50 TS 570D G S G typically yields a suitable level To obtain an appropriate ALC level with the HF transceiver MIC GAIN keep the controls at or near these suggested settings
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