• You can now help support WorldwideDX when you shop on Amazon at no additional cost to you! Simply follow this Shop on Amazon link first and a portion of any purchase is sent to WorldwideDX to help with site costs.

bad vr's

  1. radio429

    General HP40W, Weird combination of component failures..

    Got this one working fine this evening. Had the typical full power tx with no modulation failure. AM Amp regulator TR-51 was shorted. That immediately fixed that issue. Then noticed weird RF output power levels and lack of stability. Found both VR10 & VR11 were open. Neither of them look diddled...