SSB CW 1000WHF power amplifier

Chinese HF power amplifier SSB CW 1000W MOSFET VRF2933 copper and heat sink no LDMOS HF power amplifier 1000W with modern MOSFET transistors VRF2933. See Youtube video about this MOSFET VSWR ruggedness https://www.youtube.com/watch?v=bMEsEATudgM Assembled and tested PCB with matched quad of transistors VRF2933 – 1000W output. Transmission line output transformer on 43 material cores. Temperature…