Author Archives: Mickey Cummins

In Seeburg’s early amps, the MRA and HFMA series, they used several bakelite rotary switches for bass and treble tone controls, wattage, and AVC or Automatic Volume Compensation. On a recent MRA5 amp recap job I could see that the wattage switch had been broken. They all break at the same spot, there’s not muchContinue reading “Repairing MRA5 Wattage Switch”

Devil In The Details Sometimes the devil is in the details. I spent the day taking care of small problems that will keep a juke from working just as well as big problems. Example of a big problem: I broke the idler gear in the HSC1 motor gear box. Irreplaceable unless one is taken fromContinue reading “March 28, 2924”