Jotron AS TA 76XX User Manual
1 DISPLAY
2 FbA (Function button A)
3 PTT button
4 RS (Rotary Switch)
TA-7625
VHF Transmitter
5 Low indicator LED
6 Remote LED
7 Front connector
8 FbC (Function button C)
9ON/OFF
10 FbB (Function button B)
11 OUT LED
12 SWR LED
13 ALARM LED
14 STANDBY LED
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TA-7625
Front RJ45 connector
Front Connector, RJ45
Name PIN Purpose
Mic input
Mic GND 2
Headset 3
RS232 4 RS232 Tx
RS232 5 RS232 Rx
PTT 6 Key at GND
+12VDC 7 +12 VDC to external equipment (10mA)
GND 8 Common ground
1
Dynamic. Sensitivity 2.5mV nominal.
TA-7625
Technical data, 1 of 3
Standards; ICAO annex 10, EN300 676(AM, AM-MSK),
EN301 841(VDL2 – Physical layer)
EMC: EN 301 489 – part 22
Environmental: 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-68-2-6
Weight: 3.0 kg
Dimension: 142mm(28TE)(W) * 230mm(D) * 128mm (H)
TA-7625
Technical data, 2 of 3
Transmitter AM 25kHz AM 8.33kHz
Adjacent 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: < 280VA
MTBF: >10 years / unit
MTTR: <30 minutes at lowest replaceable unit
TA-7625
Technical data, 3 of 3
Data ports: RS232, RS485, 100/10BaseT
Protocol: (SNMP v.2)
RS232/RS485 Jotron proprietary
Output power: 1-50W ±1dB
Duty cycle: 100% continuous operation @ ambient
below 40ºC
VSWR: 1: infinity
Intermodulation protection: >40dB when interfering signal is
decoupled with at least 30dB
Modulation level: Up to 95%
Distortion: < 3%
Line input: 600Ω, -36 to +7 dBm
TX timeout: 15s to 5 min in 1s steps
Simple Network Management
Inband keying: Configurable tones 100 – 5000Hz
Carrier offset: 2, 3, 4, or 5
Wide band noise: <150dBc @ 1% frequency offset
TA-7625
Menus, 1 of 16
FbA
RS
NOTE: 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, or
FbB
FbC
from the menu using a hardware key.
TA-7625
Menus, 2 of 16
There are four user access levels:
User
parameter:
1 System Operator Full access to all parameters
2 Technician Access to some settings in TX
3 Operators Access only to Volume,
4 Restricted Restricted to Volume and
Name of menu: Access and restrictions:
(R/W by System Operator)
menu system + bite (R/O)
Frequency and memory store
and recall
memory recall
TA-7625
Menus, 3 of 16
When operated locally, the operator has full access to all facilities
using the various controls at the front panel.
Push RS
TA-7625
Menus, 4 of 16
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