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HPA1 Hambuilder 40m 100 Watt RF Linear Amplifier Prototype
Linear amplifier for HBR1HF and HBR602 *. 2x IRFP150 *. 10-15 Watt input (match with HBR1HF and HBR602 power out) *. 80-120 Watt ouput I like QRP much, but sometimes on bad QRM we need more power t…