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supply

  1. sean sweeney

    Marantz 2220b came back after a recap with pesky power supply issues!

    I just recapped and calibrated this 2220b... found all the corrections, got the thing done, and when I fired it up, the 220 ohm wire wound resistor got hot and it blew the fuse. Still had the relay closing. Still had lights... so I went and did the calibration again and this time it all worked...
  2. foo.kamikaze

    Pioneer SX-727: Protection Mystery Caused by Power Supply?

    Hi folks, I have an elusive and mysterious protection issue I believe originates from the power supply. HISTORY I bought a working Pioneer SX-727 up until I decided to begin rebuilding. I did my research on Audiokarma as I always do before jumping into a rebuild. The first day of the rebuild I...
  3. richardg0n

    Marantz 2325 Protection relay HOT WIRED?

    I bought a 2325 on eBay that has been serviced by a technician including a handful of times by my local repair guy who specializes in 70 stereos. Over the last year, the protection relay was replaced by my technician. The 2325 protection relay keeps clicking multiple times just after turning on...
  4. lennyfishman

    Pioneer SX-950 No Speaker Output

    Hi All, First time posting here since one of my goals next year is fixing up this old Pioneer SX-950 amp that I received for free a couple months ago. Searching this site I was able to find the repair manual in addition to several other interesting documents and threads. Here is what is working...
  5. QSilver

    Big DC Power supply. What does this do?

    I have z bug old dc power supply from the 60s. It was originally used for running solid state systems in electro-pneumatic pipe organs and it seems quite beefy. 25A @ 15/13/12v I plan on changing the capacitor bank to make sure it keeps performing well. Though there are a few parts in here...
    • QSilver
    • Thread
    • kimber allen power rectifier supply transformer
    • Replies: 33
    • Forum: DIY
  6. McShane PS schematic

    McShane PS schematic

    McShane power supply schematic
    • jcolletteiii
    • Media item
    • citation ii power supply
    • Comments: 0
    • Category: DIY
  7. Fisher RS-1080 power supply

    Fisher RS-1080 power supply

    Here is what makes this baby tick, caps the size of beer cans, that tranny stands around 7 inches tall and 5 1/2 wide and deep.
    • yrly
    • Media item
    • fisher power rs-1080 supply
    • Comments: 1
    • Category: Member's Component
  8. Wardsweb 2A3 Umbilical Cord

    Wardsweb 2A3 Umbilical Cord

    Here is closeup shot of the Canon circular connector used for the power umbilical cord to the amp chassis.
    • Wardsweb
    • Media item
    • 2a3 canon circular connector cord coupled direct diy power supply umbilical wardsweb
    • Comments: 2
    • Category: DIY
  9. 2A3 Power Supply back

    2A3 Power Supply back

    This shows the power supply inlet (Corcom) and the outlet (Canon) connectors.
    • Wardsweb
    • Media item
    • 2a3 back coupled direct power supply wardsweb
    • Comments: 1
    • Category: DIY
  10. 2A3 Power Supply

    2A3 Power Supply

    • Wardsweb
    • Media item
    • 2a3 power supply
    • Comments: 1
    • Category: DIY
  11. 2A3 Power Supply Wiring

    2A3 Power Supply Wiring

    • Wardsweb
    • Media item
    • 2a3 power supply wardsweb wiring
    • Comments: 1
    • Category: DIY
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