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View Full Version : FAQ - Common Problems

  1. Blue Glow - are my valves bad?
  2. My amp voltages are different to the circuit spec
  3. I get a ticking sound on one or both channels
  4. The amp makes a squealing noise when I remove an input lead
  5. The amplifier makes a noise like a motorboat
  6. My new amp hums - how do I stop it?
  7. My amp is too sensitive, what can I do?
  8. I can hear a rustling sound from the 'speakers
  9. WAD KEL34 KIT88 KEL84 KEL80 Known Problems
  10. Self induced oscillation
  11. ECF80 Voltages KEL84
  12. Rectifier Flashover WAD Kits 34, 6550, 2A3