Amplifier Research : Model 10,000A250A, M1, M2 10,000 Watts CW 100kHz–250MHz

The Model 10,000A250A is a self-contained, air-cooled, broadband, completely solid state amplifier designed for applications where instantaneous bandwidth and high gain are required. Push-pull MOSFET circuitry is utilized in all high power stages in the interest of lowering distortion and improving stability. The Model 10,000A250A is equipped with a Digital Control Panel (DCP) which provides…

Chinese Linear Amplifier on Pair FU-250f tubes / 800-900W

Chinese clone of  “ACOM-1011” or 1st of April joke? Specifications: Output power is about 800-900Watts (by Phase detection method). Two ceramic “FU-250f” Chinese tubes inside (analog of 4CX250). The heater voltage of Chinese “FU-250f” tube is 26,5 v AC. Bands: 160-10m The amplifier is lightweight, compact. Very suitable for mobile / Dxpeditions and home use.…

ACOM 1500 HF Linear Amplifier

Information was exclusively provided to CQDX.ru by an ACOM. ACOM1500 is developed on the base of the well known ACOM1000. The tube GU74B has been replaced by 4CX1000A and the power supply is beefed accordingly. The RF power is  up to 1500 W. PEP output on 160 trough 6m Bands. Another improvement is the internal antenna…