The Canadian Guitar Forum banner

voltage

  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...
Top