BA 4560 TEST POINTS

Discussion in 'Amps/Cabs Tech Corner: Amplifier, Cab & Speakers' started by rjbee, Feb 11, 2015.

  1. rjbee

    rjbee Member

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    Tucson, AZ
    The reverb chip in a Blues Junior is a BA 4560. Which pins are the test points and what is the voltage to determine if the chip is bad. My reverb is out and the tank is ok along with the cables and connectors.
     
  2. ylo

    ylo Member

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    Ashland, MA

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