I have a TRC-431 when hooked to my MFJ 874 meter that shows about 0.5 watts of output. First I recapped every Electrolytic and replaced the 3 or so tantalum caps without a change. Thinking that something was wrong with the finals, I replaced the NEC C1909 and still had the low output. I then replaced the NEC C1957 and still low output on the MFJ874. I do notice that the on the air light never comes on when hooked to the output meter, but if I hook an antenna directly to the unit the on...
Navaho TRC-431 low power measurments
Navaho TRC-431 low power measurments