Jotron AS TA-76XX VHF AM Transmitter User Manual YOUR COMMUNICATION PARTNER

Jotron AS VHF AM Transmitter YOUR COMMUNICATION PARTNER

user manual

TA-762512345 678910111213141 DISPLAY2 FbA (Function button A)3 PTT button4 RS (Rotary Switch)5 Low indicator LED 6 Remote LED 7 Front connector8 FbC (Function button C)9ON/OFF10 FbB (Function button B)11 OUT LED12 SWR LED13 ALARM LED14 STANDBY LEDVHF Transmitter
Front RJ45 connectorFront Connector, RJ45Name PIN PurposeMic input 1Dynamic. Sensitivity 2.5mV nominal.Mic GND 2Headset 3RS232 4RS232 TxRS232 5RS232 RxPTT 6Key at GND+12VDC 7+12 VDC to external equipment (10mA)GND 8Common ground TA-7625
Technical data, 1 of 3Standards; ICAO annex 10, EN300 676(AM, AM-MSK), EN301 841(VDL2 – Physical layer) EMC: EN 301 489 – part 22Environmental: Temperature range -20°C to +55°C (operating) -40°C to +70°C (storage) Humidity 90% @+40°C (non condensing)Shock Transport: IEC-721-3-2, Class 2M3 Vibration Transport: IEC-68-2-32, Class 2M3. IEC-68-2-6Weight: 3.0 kgDimension: 142mm(28TE)(W) * 230mm(D) * 128mm (H) TA-7625
Transmitter AM 25kHz AM 8.33kHzAdjacent channel power: >70dB >60dB Frequency response: 300-3400 Hz 350-2500 Hz RF modes: 6K80A3EJN 5K00A3EJN Keying time: < 1,0ms < 1,0ms BITE monitoring: VSWR, Voltages, Currents, Levels, Lock detect, Temperature, Output power, Reflected power, a.o.Supply voltage: DC 21.6 - 31.2VDC negative ground Power consumption: < 280VAMTBF: >10 years / unit MTTR: <30 minutes at lowest replaceable unitTechnical data, 2 of 3TA-7625
Technical data, 3 of 3Data ports: RS232, RS485, 100/10BaseTProtocol: (SNMP v.2) Simple Network ManagementRS232/RS485 Jotron proprietary Output power: 1-50W ±1dB Duty cycle: 100% continuous operation @ ambient below 40ºC VSWR: 1: infinityIntermodulation protection: >40dB when interfering signal is decoupled with at least 30dB Modulation level: Up to 95%Distortion: < 3%Line input: 600Ω, -36 to +7 dBmTX timeout: 15s to 5 min in 1s steps Inband keying: Configurable tones 100 – 5000Hz Carrier offset: 2, 3, 4, or 5 Wide band noise: <150dBc @ 1% frequency offsetTA-7625
Menus, 1 of 16FbARSFbB FbCNOTE: RS can be pushed and turned.The radio is controlled through an advanced menu system.The access level for each menu is restricted by a user parameter. The System Operator can change all user parameters from SNMP, orfrom the menu using a hardware key.TA-7625
Menus, 2 of 16Userparameter: Name of menu: Access and restrictions:1System Operator Full access to all parameters(R/W by System Operator)2Technician Access to some settings in TXmenu system + bite (R/O)3Operators Access only to Volume,Frequency and memory storeand recall4Restricted Restricted to Volume and memory recallThere are four user access levels:TA-7625
Menus, 3 of 16Push RSWhen operated locally, the operator has full access to all facilities using the various controls at the front panel.TA-7625
Menus, 4 of 16TA-7625
Menus, 5 of 16TA-7625
Menus, 6 of 16TA-7625
Menus, 7 of 16TX config subtree menu, 1 of 2TA-7625
Menus, 8 of 16TX config subtree menu, 2 of 2TA-7625
Menus, 9 of 16Interface config subtree menu, 1 of 2TA-7625
Menus, 10 of 16Interface config subtree menu, 2 of 2TA-7625
Menus, 11 of 16Bite system subtree, 1 of 2TA-7625
Menus, 12 of 16Bite system subtree, 2 of 2TA-7625
Menus, 13 of 16To maneuver in the menu systems, use the up-button FbA, the down-button FbB or (preferably) turn the RS. The different submenus are selected by pressing the rotary switch and turning up/down until the desired menu is reached. (FbA, FbB and FbC may be used as well)To return to previous menu, press RS (or FbC) when “ ,,,” is selected in the present menu.The TA-7650 will enter the Operator menu when turned “ON”.TA-7625
Menus, 14 of 16Operator menu, 1 of 3Press RSPress RSPressRSNormal operating displayNormal operating display with no channelsstored. Press FbC to recall stored channels.Set headset volume by turning RS. Press FbC to mute headsetSee part 3 for selecting frequencyPress RSTA-7625
Menus, 15 of 16Operator menu, 2 of 3Press RSPress RSPress FbC to store new frequency on specified channel. Select storing channel by turning RSSelect brightness level by turning RS.TA-7625
Menus, 16 of 16Operator menu, 3 of 3Press FbAPress FbAPress FbCSelect 8,33kHz steps by turning RS. For no changespress FbC.Select 100kHz steps by turning RS.Select 1MHz steps by turning RS.Press FbC to store new frequency and return.TA-7625
Rear RJ45 connectors, 1 of 6567891 EARTH TAG2 ANTENNA CONNECTOR3 ANTENNA STANDBY / RX ANTENNA OUTPUT CONNECTOR4 DC INPUT CONNECTOR5 LAN CONNECTOR6 AUX 1 CONNECTOR7 AUX 2 CONNECTOR8 REMOTE CONNECTOR9 RX CONNECTORTA-76251 2 3 4
Optional8LAN_D4NOptional7LAN_D4PRx data6LAN_RXNOptional5LAN_D3NOptional4LAN_D3PRx data3LAN_RXPTx data2LAN_TXNTx data1LAN_TXPPurposePINNameLAN interface connectorRear RJ45 connectors, 2 of 6TA-7625
Aux 1 connectorName PIN PurposeALARM_P 1Alarm out – releALARM_N 2Alarm out – releSelect_in_P 3Select in – opto isolatedRS232_S 4RS232 Transmit dataRS232_R 5RS232 Receive dataSelect_in_N 6Select in – opto isolated+12V 712V output to extequipment (D/O: 300mA)GND 8Common ground Rear RJ45 connectors, 3 of 6TA-7625
AUX 2 connectorName PIN PurposeKey_out_P 1Closed=Transmitting - opto outputKey_out_N 2Closed=Transmitting - opto outputMONITOR_P 3Monitor output to tape recorder TXLOW_P 4Applying a voltage > 5VDC between pin 4 and 5 forces the transmitter into low powerTXLOW_N 5Applying a voltage > 5VDC between pin 4 and 5 forces the transmitter into low powerMONITOR_N 6Monitor output to tape recorder TXKEY_P 7Applying a voltage > 5VDC between pin 7 and 8 will key the transmitterTXKEY_N 8Applying a voltage > 5VDC between pin 7 and 8 will key the transmitterRear RJ45 connectors, 4 of 6TA-7625
REM connector (Interface to remote equipment)Name PIN PurposeRS485_Z 1RS485 (-)RS485_Y 2RS485(+)LINE_P 3Diff. line input/output to TX/RX, 600 ohmTX_KEY_G 4Key at GNDRX_BUSY_OUT5RX Busy indicator output (Squelch indicator)LINE_N 6Diff. line input/output to TX/RX, 600 ohmALARM 7Low=Alarm (TX or TX/RX)GND 8Common ground Rear RJ45 connectors, 5 of 6TA-7625
RX connector (Interface to receiver, transceiver config)Name PIN PurposeRS485_Z 1RS485 (-)RS485_Y 2RS485(+)LINE_P 3Diff. line input to RX, 600 ohmTX_BUSY 4TX Busy indicator output (Mute output)RX_BUSY 5RX Busy opto-input (Repeater Key input)LINE_N 6Diff. line input to RX, 600 ohmINT_ALARM 7Low=Alarm (Note: I/O – low input will also be recognized as an alarm (EXT)GND 8Common ground Rear RJ45 connectors, 6 of 6TA-7625
External wiringRJ45 KRONETA-7625

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