HA 202/204
Contents
1. Pag 3 HA 2021204 SOLIDYNE UNE3 sSupyne Mee tare E j Fig 1 Rear panel HA 204 CONNECTING CELL PHONES Cell phone connects directly to LINE CELLULAR inputs The hybrid automatically detects to the cell phone and changes its input mode from 2 to 4 wires The cellular connects to the hybrid using the free hands connection that the cell phones have For make this you need a special cable RJ 11 whose connection will depend on the brand and model of your cell phone You will need to purchase the free hands accessory correspondent to your cellular and to consult the documentation of the unit to make the connection according to the following indications SIGNAL 1 MIC 2 SPEAKER SPEAKER GND Froo hands cable provided by the cell gt phone dealer 51 RJ 11 to console viewed from contact side Basically which transmits the cell phone through the free hands connector is the audio signal of the cell telephone microphone and loudspeaker The HA 202 204 receives via cell phone the remote audio that is to say the audio of who is at the other side of the line On the other hand the hybrid sends to the cell phone the audio from the studies of the radio return signal Normally the microphone and the loudspeaker of the cell phone are disconnected while free hands connector is used AUDIO CONECTIONS Connection using s2. ScLupvwe 3 de Febrero 3254 C P 1429 Buenos Aires Argentina Tel 54 11 4702 0090 e mail info soidynepro com Fax 45411 4702 2375 Web www SolidynePRO com HA 202 204 VERSION 06 Telephone hybrid seers manual Last revision of this manual February 2007 SOLIDYNE HA 202 204 P g 2 FEATURES The Solidyne professional hybrid s includes the HA 202 which can manage 2 phone lines and the HA 204 up to 4 lines With HA 204 you can make conferences between a radio journalist and four telephone interviewed people The five peoples can be in conference on the air Both models come assembled with metal cabinets with supports for rack montage 1U of height HA 202 204 hybrid s design differences of the conventional hybrids An audio compressor in reception equals the sound level for all lines as well as originating on phone lines of high or low level The transmission level is controlled by an audio limiter increasing the loudness perceived by the telephone interlocutor and freeing to the operator from the level controls of the audio console A Priority System reduces the level of the interviewed people the caller when the local journalist interrupts them The operation is very simple and error free despite its security s logical and automated control circuits A Recording Output allows to record the conferences directly from the hybrid This output is a mix of the a
3. Pag 8 HA 2021204 SOLIDYNE BALANCE ADJUSTMENTS Balance aka reject factor is adjusted when the voice from studio retum s is too high soiling the voice on air This non desired effect is produced because some part of the signal sent to the telephone line comes back through the hybrid s retum mixing itself with the original signal Reject factor comes adjusted from factory but if you need to improve it for adapt it to your line impedance you wil must to proceed as is indicated next On rear panel the unit has two rotating presets of 15 tums BAL one for each line Using the associated telephone make a call to an extemal number dont use extensions of private centra Use a microphone to send audio to the pone lino Send the mike signal to the hybrid e g using the SEND bus If your console allows it assign the output of hybrid and the headphones to an independent bus AUD to dont interuptthe on air program while this adusment 2 tino hybris connected using the console s send amp retum LO probably you must need to adjust the balance sending a call on he ar and stening how the speakers voce 1 affected when the hybrids on alr Other alternative is to make the call end to the hybrid The speaker s voice and to maka the isting using a headphone on hy amp ris recording out ot eng necessary in Nis case to put the hybrid omar Tums the BAL preset until reach the minimum level on headphones or the bette
4. Active hybrid with automatic level for send and return self adjusted by audio limiter and AGC Balanced telephone lines floating isolated with niquel ferrite transformers Up to 4 phone lines in conference HA 204 with automatic controlled gain between lines AGC CONTROLL Output to console with fixed level independent from the telephone line Controlled by AGC an audio limiter A variation of level of 20 dB on the telephone line produces on the output to console a variation smaller than 3dB PRIORITY SYSTEM The speaker has priority to interrupt to the interlocutor When he talks produces an attenuation of 15 dB on the incoming audio SEND CHANNEL FILTERS Filters to limit the bandwidth on the send to TF 400 2200 Hz to eliminate distortion due to the return INPUT LEVEL The unit has an audio limiter to operate with input levels from 5dBu to 4dBu LEVEL OF SEND TO TELEPHONE LINE TF 5 dBm 2 dB measured over the telephone line Output to console balanced Adjustable from the front panel 4 48 dBu HIBRID RESPONSE 300 3 000 Hz 0 5 dB IMPEDANCE 600 Ohms 10 K for Send and Return GAIN Self adjusted between 12 and 30dB according to the level on the telephone line HARMONIC DISTORTION Less than 0 2 output to console 1 KHz NOISE LEVEL S N bigger than 70 dBA tested with artificial line of 2 Km HIRBID REJECT Bigger than 40 dB for a send level of 4dBu 1 KHz Tested with artificial li
5. end and return If your console has send and retum connections for extemal hybrids as is the case of the Solidyne consoles the connections are easy Output to console from HA202 204 is connected to Hybrids return on the console its an input Take in mind that HA has a balanced output To connect Output to console to a unbalanced input leave pin 3 unconnected 1 ground 2 signal The HA input connects to the console s output Hybrid s send This output is a mix minus mix that is to say gives the PGM mix without the hybrid s signal hybrids return is not added This way you don s need to use a channel on the console to send the hybrid on the air since the hybrid s signal generally is routed through dedicated controls refers to the users manual of your console Send and Return connections on Solidyne consoles If you have a Solidyne console with the original kit of cables MNG2300 the Masters cable has the connectors for hybrid s send and retum In case that SOLIDYNE HA 202 204 P g 4 you require to add these cables to the Masters DB25 connector proceed as follows CONECTOR MASTER 2300 ENVIO SEND PLUG 65mm MONO SEND s ES 25 a c e s 18 215 6ND 18 95 rerorno Fl n Mix um pl eo Ix mus 2 u 14 Y ovrevrro CONSOLE Bas LR HEMBRA Fig2 Send and retum connections for Sokfyne consoles series 2300 For tais and pi cut descriptions see the use
6. n and when the line isn t used is assigned to the associated telephone the LED is off Output level The HA202 204 has an output level control which controls the output to console level This control allows compensating the output level in case a communication comes with very low level escaping from the compressor action A 2 LEDs indicator shows the level of the output signal The optimal output level is achieved when program peaks lights the red Led On the other hand this control allows to adjust the level on the air when the unit is used with consoles whose hybrid s return doesn t have level controls SOLIDYNE HA 202 204 P g 6 GRABADOR DIGITALO CASSETTE Fig 3 Connection as Recording Hybrid on the Air Study HA202 Y AMODULO DE ENTRADA PGM leri AUD Tex SEND Eri Me UN UNBALANCED AUX OUTPUT ISEND OUTPUT PLUG MONORCA TELEFONO ASOCIADO LINEA TELEFONICA Mj unes ASEGURESE DE ENCHUFAR 77 an 1 EL EQUIPO AUN TOMA ie rm CORRIENTE CON TOMA DE H TIERRA MASTER PGM AIRE o GRABACION ex Pow HIBRIDO POR AUX 5 MIC SE ENVIA AL Aux Mic Fig 4 Connection to consoles of others marks LA VUELTA DEL HIBRIDO NO DEBE ASIGNARSE A AUX SE PRODUCIRIA UN LAZO DE REALIMENTAGION UN P g 7 HA 202 204 SOLIDYNE SOLIDYNE HA 2021204 P g 8 TECHNICAL DATA TECNOLOGY
7. ne of 2 Km REJECT ADJUSTMENT Preset 15 turns independent for each line It adjusts only when installs LINES ISOLATION Independent balanced and floating by transformer Isolation 250 V CA POWER SUPPLY 220 115 V 50 60 Hz 5 VA DIMENTIONS 19 Rack montage 1U P g 9 HA 202 204 SOLIDYNE
8. r s manual of Theconsob For other Solidyne consoles and of other marks consult the user manual about the conection of external hybrid Ifthe console has not dedicated send and return connections to external hybrid the HA202 204 must be connected to a line channel as is detailed soon The external hybrid will be routed to the Hybrid fader on the Master module Pleaser refers to the user manual for the operation Remember that the built in two lines hybrid of the 2300 console is operative at the same time that an external hybrid is connected CONNECTION AS RECORDING HYBRID ON THE AIR STUDY The diagram of the figure 3 shows how to connect the HA 202 204 to recording the calls without these leave to the air In this way you can record a telephone interview while for example a musical program is on the air RECORDING output The recording out send the audio of the telephone lines and the signal that incomes to the hybrid from the console Send to phone MONITOR output This output gives the audio from the hold lines so that the reporter can wam the operator in case that he requires to notify to the air Example in a sport transmission a reporter covers a secondary match and wants to give report that a goal in that encounter took place If the operator has the line in hold the reporter does not have way to give warning For situations like that HA 202 204 provides the output MONITOR that gives
9. r voice s clarity if you are istering drect and retum signals simultaneously Proceed in the same way with the others lines OPERATION HA 200 operation is very easy All controls are located in the front panel The buttons allows you to transfer each line to the hybrid ON AIR hold with waiting signal HOLD or to transfer the line to the associated phone OFF The call will be made using the associated telephone Once the call is established press the hybrid s HOLD button and then hang the phone The function HOLD is used to retain a call hanging the phone In this condition the person interviewed listens while is waiting the on air programming To put on the air a call press the ON AIR button The audio of the phone line will be routed to the output to console connector in order to send the communication on air The function OFF disconnects the line from the Hybrid connecting it to the associated telephone When the operator does not use a telephone line the selector will have to be in the position OFF so the line is connected to the associated telephone Obviously if during a call this button is pressed and the telephone is hanged the communication will lose In order to transfer an on air or hold calling to the associated telephone hang up the telephone first and then press OFF A LED on each line will indicate the line status When the line is hold the LED blinks when is on air the LED stays o
10. the audio one of all lines in hold simultaneously In this way the operator always has audio of the lines in HOLD MONITOR output uses a Jack 1 8 which must be connected to a small powered loudspeaker like the multimedia speakers used in computers Or you can connect this output to an external monitoring input of the air console see Audicom CUE in Solidyne consoles Inthe previous example it is assumed that the hybrid is on the air with the main communication therefore cannot contact to the caller using the monitoring circuit Talk back in consoles Solidyne 2300 CONNECTION TO OTHER CONSOLES For this case is assumed that the console doesn t have send and return connection for external hybrid The hybrid will be connected to a line channel on the console The connections are showed in the Fig 4 The Output to Console balanced XLR 4dBu must be connected to a line input on the console to send the calls on the air PGM To connect Output to console to a unbalanced input leave pin 3 unconnected 1 ground 2 signal Send to phone line is the hybrid s input and must be connected to a secondary bus output of the console Aux Send Aud etc Never send the program PGM output to the hybrid since it will produce feedback loops when the hybrid is B line input allowing recording the origi conferences including the studio s voice The output level is fix at 0 dBu 10KOhms
11. udio coming from the phone lines and the hybrid s audio input audio from studio console All phone line inputs support the direct connection of cell phones using an special cable Rj 11 to Plug TRS 3 32 connected to the free hands The inputs automatically change its mode from 2 wires standard lines to 4 wires cell phones INSTALLATION amp CONECTIONS POWER SUPPLY The hybrid is connected directly to the AC wall outlet using a standard 3 prong power plug AC 0106 type provided with the unit In the rear panel there is a 220 110 V switch which must be manually settled to the correspondent position CHECK THE 220 110 V gt SWITCH POSITION s BEFORE CONNECTING TOTHE AC OUTLET On rear panel see Fig 1 there are four pairs of connectors RJ 11 type Line 1 Line 2 Line 3 Line 4 where the pone lines and their associated telephones are connected 2 HA 202 only have two pairs of RJ 11 connectors 2 Vines An associated telephone operates normally while the phone lines aren t taken by the hybrid position OFF The hybrid inputs have internal fillers for RF rejection effective in AM FM and UHF bands Usualy you don t need to add additional filters CONNECTING THE TELEPHONE LINES amp ASSOCIATED TELEPHONES Phone lines protection We strongly recommend installing for all telephone lines some protection device against lightning and electrical surges
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