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mac 4100

  1. redondo2018

    Talk me out of a 8080 or 9090 please :-)

    Ok, so I've been thinking about getting an 8080 or 9090 (or hopefully a 990) but I'm also wondering if I really need to... my current receivers are: Mac 4100 (mint in condition and functionality) - 1/2 of main system. Sansui 5000x (slight crackling on power up sometimes, otherwise good) - in...
  2. nohiss

    Chicago area Mac tech

    So, I recently shipped a Mac 4100 from the west coast to a friend in the NW Chicago suburb of Crystal Lake. Prior to sending it a local tech completely overhauled it and it performed beautifully in my home for a week or so. On arrival there is excessive static when phono 1 or 2 are used...
  3. firealley

    McIntosh MAC. 4100 Receiver FM tuner right output weak

    HI FOLKS, I have a Mac 4100 that has an issue with the right output only when it's on FM. The sound is very weak and scratchy. Left side output is fine. This is an intermittent problem... Works fine for a while , then cuts out for a while. All other functions work fine continuously. ( phono...
  4. Scott Norton

    MAC 4100

    I picked up a MAC 4100, serial number BY2457. I have emailed McIntosh Labs and requested the correct schematic but I'm not sure they are going to reply. The MAC 4100 seems like a nice receiver worthy of restoration. I'd appreciate any comments or assistance identifying the correct schematic...
  5. JPJ

    Mac 4100 bulb replacement - blue

    has anyone used either of these to replace the bulbs in their 4100? https://www.ebay.com/itm/Vintage-McIntosh-MAC4100-receiver-front-panel-LED-lamps-lights-bulbs-replacement-/153014684707 http://www.radiolabworks.com/products/mcintosh/mcintosh.html I'm really curious to see what it ends up...
    • JPJ
    • Thread
    • blue bulb replacement led upgrade mac 4100 mcintosh 4100 vintage
    • Replies: 5
    • Forum: McIntosh Audio
  6. B

    Changing Ohm Tap for Mac 4100?

    hi guys, I see that there are two options 4ohm and 8ohm taps for the Mac 4100 but how do you change or select them?
  7. L

    Help Matching Cartridge to SL-1210 MKII and McIntosh 4100

    I need some help trouble shooting a hum problem and finding the right cartridges that will match my system, which consists of a Technics SL-1210 MK2 which is connected to a McIntosh MAC4100 receiver and Axiom Audio M100 Towers. The SL1210 came with a Stanton MP 6800 EL cartridge, but I am...
    • lightscamera
    • Thread
    • audio technica audio-technica cartidge hum static mac 4100 mcintosh stanton stylus technics 1200 turn table
    • Replies: 3
    • Forum: Turntables
  8. T

    Mac 4100 no Fm Mpx?

    Just picked up a 4100 on Craigslist for $120.00 everything works but Fm mpx only works in mono no Mpx light?
  9. T

    Mac 4100

    Picked up a 4100 on Craigslist for $120.00 every thing works except the FM Mpx any ideas?
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