RFPower SOLID STATE HF / VHF LINEAR AMPLIFIER 700 WATTS (PEP) 1.5 ~ 55 MHz
AUTOMATIC or MANUAL SOLID STATE HF / VHF LINEAR AMPLIFIER 700 WATTS (PEP) 1.5 ~ 55 MHz HVLA700 Series Types: – HVLA700Q – HVLA700M – HVLA700AI – HVLA700AY Price: TBD Link
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 The tube GU74B has been replaced by 4CX1000A and the power supply is beefed accordingly.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…
New life of old SB200 Heathkit PA
Nice WEB Site from AC0C that I Recommended. A lot’s of useful tips for old Heathkit “SB200” Linear Amplifier and additional DiY ideas and not just for PA stuff. Photo by AC0C I have loved RTTY since I was a young ham. Had a Western Electric RTTY machine in my bedroom as a kid. My…
Elecraft KAT500 High Power Autotuner (in May 2012)
Good news came from USA / Elecraft: The KAT500 is a new high power autotuner that is can be used with both the K3/KPA500 and all other HF amplifiers and transceivers. The KAT500 uses the same topology and high performance tuning algorithms as the popular 100W autotuner in the K3. Typical matching range at 500-600W…