------------ ORIGINAL MESSAGE ------------(may be snipped) On Mon, 4 May 2015 20:51:07 -0400, Richard wrote: > i use to make 1000 watts with 20 watts worth of drive. REPLY: That is approximately 17 dB gain, which is more than the FCC rules allow for a commercially built amp. Perhaps the factory "corrected" the gain to make it legal? 73, Bill W6WRT