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  1. Repair Question Peavey 6505MH hum problem at low voltage - solved

    Amp Building/Technical/Repair
    Hello! AMP: Peavey 6505MH The problem: After few seconds, when I switch on my amp, it begins to hum (50HZ). The hum is emitted by outputs (speaker, and headphones), but not by „send”. - The hum isn’t there above 230V, but if the voltage is lower than 230V - The hum is stronger if the voltage...
  2. Repair Question Stopping pickup buzz on a Tele

    Guitar Building/Mods/Repair
    Good day, I have a wonderful Tele style guitar built by Jeff Neville that needs shielding to reduce EMI buzz. (I've tested cables, switched amps, turned off lights, and concluded that it's definitely the guitar.) I am going to acquire some copper foil tape to line the pickup and control cavities...
  3. bass single coil hum

    Guitar Building/Mods/Repair
    HI I just updated a MIJ Fender jazz bass knock off with a new single coil pickup. There is a lot of hum. I shielded the cavity with aluminum tape and the electronics are grounded with a wire running from under the bridge to the volume pot. The shielding has helped with some of the hum. If i...
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