The power control pots on these are notorious for going flakey. Chuck Kelsey wrote: > > > In addition to checking the solder joints on the transistors, check the > connection between the PA output and the harmonic filter. This is another > prone intermittent point. > > Chuck > WB2EDV > > ----- Original Message ----- > From: "Adam Feuer" <[email protected] <mailto:feuera%40optonline.net>> > To: <[email protected] > <mailto:Repeater-Builder%40yahoogroups.com>> > Sent: Monday, November 23, 2009 6:27 PM > Subject: [Repeater-Builder] UHF Mastr II PA - SLOW > > > Hello All, > > > > I have on the bench into a dummy load an exceptionally clean Mastr II > > 100 watt UHF PA. It appears to be a "late model" version because it has > > the Z-Match board right above the RF output connector. >
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