VHF Amplifier
Frequency Coverage: 144-146MHz amateur band.
extensions and/or changes on request.
• Power Output: 3000 W CW/SSB
• Intermodulation Distortion: Better than 35 dB below rated output.
• Hum and noise: Better than 40 dB below rated output.
• Harmonic Output Suppression: Better than 70 dB below rated output.
• Input and Output Impedances:
– nominal value: 50 Ohm unbalanced, Spinner (7/8″and “N”)type connectors;
– input circuit: tuned, VSWR <1.5:1
– Bypass path VSWR < 1.1:1, 144-146MHz continuously, 100 W maximum;
– Output (antenna) impedance matching capability: VSWR up to 2:1
– Normal level meter or optional led bargraph FrontPage
• Protection circuits:Ia>1700mA,Ig1>25mA,Ig2>40mA,TMP>75C,SWR>2,
• RF Gain: 19dB typically, frequency response < 1dB (35W drive power for
rated output).
• Tube: Single GU78B with forced air cooling(200m3/h)
• Primary Power: 220-240 V AC, 50-60 Hz, single phase, 150VA.
• Secondary HV Power Supply: 220-240V or 400v AC, 50-60 Hz, btn 2 phase,
4500VA. (ME3000-S)The HV supply is option.
• Complies with CE safety and electromagnetic compatibility requirements.
• FAN :built in 230V/80W AC fan PAPST 200m3/h.
• Size & Weight : WxDxH: 19″x14″x7″ ~23kg
• Operating environments:
– temperature range: 0…+50 degs.Celsius;
– humidity: up to 95% @ +35 degs.Celsius.
– height: up to 3000m above sea level without output deterioration
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