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sx-1250 restoration

  1. X

    Pioneer SX-1250 Relay buzz then engages - Restoration.

    In the process of restoring an SX-1250. The unit powers on and the relay buzzes within a second then engages. I unscrewed the bottom panel and found 3 out of the 4 main filter caps have vented and are blown / leaking gew. Are the main filter caps causing the issue to the relay buzzing then...
    • xalara76
    • Thread
    • filtercaps pioneer relaybuzz stereoreceiver sx-1250 sx-1250 restoration
    • Replies: 3
    • Forum: Solid State
  2. K

    SX 5590-SX 1250 help please.

    Hello Everyone, https://audiokarma.org/forums/index.php?threads/sx1250-sx5590-restoration.907820/#post-13669309 I've started the recap and update for my beloved SX 5590. Find that thread above. And I've encountered my first problem so I'm hoping somebody here can assist with the...
    • knownman
    • Thread
    • pioneer 1250 pioneer 5590 repair help sx-1250 sx-1250 restoration sx1250 sx5590
    • Replies: 14
    • Forum: Pioneer Audio
  3. Super Noob

    Project: SX-1250 (2nd Take)

    The sickness continues: VK = November 1975 (early unit) VK3900089K Thinking this is an early unit... unless I am wrong - maybe the within the 1st (100) made? My other unit is July 1976. Once I unload some of other units = I will get into this thing full bore. It has broken AM antenna...
    • Super Noob
    • Thread
    • rebuild restoration sx 1250 sx-1250 sx-1250 restoration sx1250
    • Replies: 74
    • Forum: Pioneer Audio
  4. rsmcatskills

    Broken wires between flat and ctrl amp sx-1250

    During the refurb 3 of the interconnect wires between these two board broke from fatigue right at the base of the wire wrap. Not enough wire to re-wrap. What is the preferred fix - I'm figuring the answer will depend on the intent of restoration . Whether I am looking for originality or if I...
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