ME300 6m, or 4m or 2m 300W out LDMOS all mode PA specifications

Separate RF amplifiers for 3 bands!

Frequency Coverage:50-52 or 69-72, or 144-148MHz bands,
Power Output: 400W PEP or >280W continuous carrier.
Intermodulation Distortion: Better than 33 dB below rated output.
Hum and noise: Better than 40 dB below rated output.
Harmonic Output Suppression: Better than 50 dB below rated output.
Input and Output Impedances:

   - nominal value: 50 Ohm unbalanced, UHF or "N" type connectors;
   - input circuit: t VSWR <1:1.2
   - Bypass path VSWR < 1::1,1 on every bands, 100 W maximum;
   - Built in RF wattmeter with LCD bargraph.
   - Continouos FSK operation with related output.
   - Built in contol, switch & display unit.

RF Gain: >20dB typically, frequency response < 1dB(RF deck)
RF input: 10W max. (built-in 6dB, attenuator on the RF input)
RF output: 310W max. commercial 28V LDMOS

Power supply external, 24-28V/16A
PTT input: RCA jack, 0.7V/< 1mA
Operating modes: All mode( class AB1 operation)

FAN :built in 24V/0.1A 60x60mm, 2pcs 80x80 silent fan on the heatsink.
Size & Weight : WxDxH: 210x360x105mm, ~5.5kg

Operating environments:
   - temperature range: -20...+50 degs.Celsius;
   - humidity: up to 95% @ +35 degs.Celsius.