MOD 1: IF AMP Modification

Remove 2 red coils and 2 chip capacitors under the red coil.

IF gain of the converter is droped dramatically under IF frequency below 200MHz. This modification bring up its IF gain about 15dB.


photo 3: Remove 2 red coils and 2 chip capacitors showed by red arrows


photo 4: After IF AMP modification


Back to Converter Main Page / Next Page