DE
DANIELS
ELECTRONICS
4
VT-3H040 VHF Enhanced Transmitter Instruction Manual
Standby Current and rise time:
95 % RF power, 95 % system deviation within;
(See also 'Transmitter Main
• 10 ms: typ. 185 mA (Mode 4);
Board Instruction Manual)
• 25 ms: typ. 160 mA (Mode 2);
• 50 ms: typ. 15 mA (Mode 1);
• Mode 3 not used in Synthesized Transmitters.
DOC Type Approval RSS119
Issue 6
FCC Type Acceptance:
Parts 22, 90 FCC ID:
H4JVT-3H040-S
Operating Temperature Range:
-30
˚
C to +60
˚
C, optional -40
˚
C temperature test.
Operating Humidity:
95% RH (non-condensing) at +25
˚
C.
Operating Voltage:
+13.8 Vdc Nominal (range +11 to +16 Vdc),
+9.5 Vdc Regulated.
Total Transmit Current:
0.8 Amp typical; 1.2 Amp maximum
Front Panel Controls:
NORM (repeat mode), OFF, and KEY TX (Tx on).
PTT Activation:
Active to ground with or without time-out timer.
Microphone activated with or without time-out
timer.
Front Panel switch: KEY TX - without time-out
timer; NORM - with or without time-out-timer;
Isolated (optional relay) with or without time-out
timer.
PTT Time Out Timer:
Selectable from 1 sec. to 8 hrs. (factory set 5 min.).
