Peavey KB4 Keyboard Amp Disintegrating

This Peavey keyboard amp works intermittently, but the modular AC outlet has completely come loose from the rear panel. Can the Unbrokenstring Crew fix this? This unit is pretty cool, with a built-in luggage roller and extendable handle as standard equipment from the factory.   The modular AC plug was covered in RTV rubber.  Was…

Intermittent Ashdown EVO III 500 Bass Head

This head was soldiering away in the studio when the output signal became distorted.  Can the Unbrokenstring Crew un-distort the output and keep it from happening again? Stock photo credit: Ashdown Engineering   Name, rank and serial number, please.   The oscilloscope shows the waveform presented across an eight ohm resistive load.  A sinewave is…