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phono hum

  1. robz2000

    Yamaha CR-1020 Buzz on phono input

    I'm working on a yamaha CR-1020. this is the first one of these i've ever opened up. but I have restored many sansui, marantz and HK units. i notice a light to medium buzz that increases with time from the phono input. another clue is the two small caps furthest to the right on the board, if i...
    • robz2000
    • Thread
    • cr-1020 phono buzz phono hum yamaha
    • Replies: 0
    • Forum: Yamaha
  2. MacWorks

    X202-B Hum in Phono Section

    I've got a recently acquired X202-B and never thought I would hook a turntable to it. Never say never. I am getting hum in both phono 1 and 2. Not the least bit electronically inclined, so is there... - anything I can check by swapping tubes? if so, where - or connect a solid state pre-amp to...
    • MacWorks
    • Thread
    • phono hum x202b
    • Replies: 7
    • Forum: Fisher
  3. GainFactor99

    Dynaco Hum

    Dyanaco SCA-35: To paraphrase Frank Zappa, "Dynaco hum. Where is this Dyanco coming from?" I'm trying to figure out the source of a very loud 60Hz hum (just about equal in both L&R channels) that only occurs when the selector is set to the phono or tape head inputs. The hum is absent when the...
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