DANIELS
ELECTRONICS LTD.
TM
1-2
IM20-VT3040AMP VT-3H040 VHF Amplifier Instruction Manual
Harmonic Emissions:
Greater than 80 dB below the carrier.
Spurious Emissions:
Greater than 90 dB below the carrier.
Transmitter Mismatch Protection:
20:1 VSWR at all phase angles.
Transmitter Alarm:
Forward power sense and reverse VSWR;
- open collector output (separate or 'OR'ed configuration);
-linear
output
(separate
lines
only).
Operating Temperature Range:
-30
˚
C to +60
˚
C, optional -40
˚
C to +60°C temp test.
Operating Humidity:
95% RH (non-condensing) at +25
˚
C.
Operating Voltage:
+13.8Vdc Nominal (range +11 to +16Vdc),
+9.5Vdc
Regulated.
Amplifier Transmit Current:
0.7 Amp typical; 1.1 Amp maximum
Amplifier Standby Current:
less than 0.5 mA.
Amplifier Enable:
Active to ground.
Amplifier Enable Response:
typically overdamped, rising to within 90% of full power
within 5 msec; maximum (underdamped) overshoot of
30%.
