.: 10DB Attenuator 150w max input.
My frind OZ2MA have a 1KW pa for vhf . the amplifire have a
god gain 6W input give 1KW output currently the radio that he use a IC7400 (100w
output on 144MHz).
The amplifire have a max input of 10W, to avoid damage to the
amplifire by to high input power a 10DB attenuator vhere neded and handle Min.
Attenuator Rp= 100ohm Rs = 68ohm