Codan Radio Communications VT-3-150-SN User Manual

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VHF Amplifier Instruction Manual VT-3 132 - 174 MHz

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 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.

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%.