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qrx3000

  1. Stereoboy70

    QRX 3000 amp issues

    Hello. I’m working on a QRX 3000. I’ve rebuilt both amps but when I plug in to a DBT the light goes from dim to bright back to dim. No sound but the bulb just keeps going dim/bright/dim. Any reason why it would be doing this?? Replaced main Outputs with MJE15032. Also replaced TR...
  2. Stereoboy70

    QRX 3000

    Hello All. I’m having trouble adjusting the bias current on this receiver. I followed the service manual but when I try to adjust at fuse 1,3,4 I don’t get any movement in my miliamp meter. I changed out the pots with Bourne 200 ohm pots and still nothing. Fuse 2 I can adjust fine to 20ma but...
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