We mainly service valve amplifiers and pianos and often find they all have the same issues, crackles, humming and just generally messy inside.
The servicing procedure includes the below observations as standard however every repair and service will differ and we ensure that your equipment is back up and running as close to how it originally left the factory!
General checks carried out in servicing
Valve states - we have a plug in AVO tester to test each valve
Output biasing
DC coupling capacitor state
DC storage capacitor effectiveness including AC ripple
Potentiometer crackling
general cleaning of dust and grime
Visual check - dry joints, burns, damage