600W 1.8-30M HF Power Amplifier Board SSB Amp Board for Ham Radio DIY

  

600W 1.8-30M HF Power Amplifier Board SSB Amp Board for Ham Radio Shortwave Radio Station DIY. Quiescent current: 300mA + 300mA. Voltage: 12V+53V; Current: 12V (1A) and 53V (15A). Dimensions: 138 x 88 x 40mm/5.4 x 3.5 x 1.6 (LxWxH). The supported amplifier tubes are MRF300AN and MRF300BN.