HF power amplifier 1.8-50MHz SSB CW. The amplifier consists of two boards, input and output with LDMOS MRF1K50H transistor included and soldered to copper plate for best thermal perfomance. The board is double sided FR4 with 50 um (1.5 oz) copper thickness.
The amplifier is mounted on pure copper heat spreader plate 150x100x10 mm. A temperature regulated bias circuit and a high power low loss wide band transmission line type transformers are used in this device. Quiescent current is set for 1.5A. Power input 2-3W Power output 1250W Drain voltage +50... +15VDC Drain current 35A max Size 150x100x50 mm.The item "HF power amplifier pallet 1250W 1.8-54 MHz LDMOS MRF1K50H with copper plate" is in sale since Friday, May 24, 2019. This item is in the category "Consumer Electronics\Radio Communication\Ham, Amateur Radio\Ham Radio Amplifiers". The seller is "y_r3kbo" and is located in Voronezh. This item can be shipped worldwide.