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pio

  1. tom3

    Recommended cap list for a 4010s Teac?

    My Teac 4010s is working fine but I spot checked a couple of the PIO Suzuki caps and see they are reading at less than half the listed uF values. And those seem to be prone to total failure. I bought this machine back in 1969 and haven't touched any electronics. For sure I need to replace...
    • tom3
    • Thread
    • 4010s a-4010s ar-40s pio r2r suzuki teac
    • Replies: 12
    • Forum: Tape
  2. M

    Yet another Wharfedale W70 crossover thread--HELP!

    Beginning restoration of a pair of W70's dated 1966 with ceramic drivers, and non-ported cabinets. Crossovers just have a switch on the back for Full and Soft. Has inductors for both the Woofer and midrange, and the caps for the tweeters are labeled 4 MFD 50 volts, and 24 MFD 50 volts. I have...
  3. cecilk

    Paper In Oil Caps: Replace On Sight Or Keep?

    I'm working on a cool old tube guitar amp from the 50's that uses paper in oil caps (silver ones labeled "JCP-C-Oil" and yellow ones labeled "NCC"). (The circuit is similar to a Vibro Champ manufactured in Japan for the "Noble" brand) The amp exhibits gnarly signal distortion when I run a clean...
    • cecilk
    • Thread
    • leakage paper caps pio pio capacitors
    • Replies: 33
    • Forum: Tube Audio
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