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500c

  1. KlankTank

    New to me 500C

    Been stalking the Fisher threads for a few months. First attempt at updating a 500C. Wired C97 first time with negative to ground but changed it to positive to ground afterword. Re-stuffed caps C97,C98 and r&r'd diodes CR7, CR5 and selenium rectifier. C97 is now getting warm/hot. Hoping you...
  2. sabrefencer

    500c Restoration Chronicle

    I joined AK in February 2018 when I unpacked from long term storage, a 500c purchased new by my parents in 1964. I knew very little about the inside of a receiver at the time I posted this: https://audiokarma.org/forums/index.php?threads/pulled-my-parents-500c-out-of-storage-today.808567/...
  3. sabrefencer

    500c Restoration - Power-up questions

    I’m restoring a 1966 500c. I obtained the unit from eBay about 6 months ago, and it showed signs of prior work, which included newish coupling caps, a few resistors that were not original spec, the power switch was replaced with a SPST, but it works. I made no attempt to power it up prior to...
  4. sabrefencer

    500C Restoration Plan and Questions

    I first posted to AK in 2018 about a 500c my parents bought new, and I pulled from the box I had saved it in 12 years earlier. At the time I had little experience restoring vintage audio. I asked a bunch of noob questions which gave me direction and motivation. Four years later, I still have...
  5. daylite

    Animation of the Fisher 500C selector switch function - w/ seven drawings

    I was facing a job involving rewiring of the 500C’s 7-position 5-section selector switch and realized I did not have near the understanding I needed to feel good starting. To help myself get there I put together 7 drawings to show the state of the network and signal path for each switch...
  6. B

    Fisher 500c right channel out phono only

    Hello, As the title states the right channel is out on the phono stereo out only, phono mono comes out of both speakers and aux works fine. I swapped new tubes in the v16 and v17 slots and the result was the same. Also it's not the turntable, I plugged it into the phono stage in my preamp...
  7. A

    Fisher 500C Rebuild

    I am amateur trying to rebuild my old (1965) Fisher 500C stereo amp. I have two of them and I used tubes from one to get the other working after many years. The sound is fuzzy and the stereo beacon doesn't light when I tune in stations, which might be in part an antenna thing. But I was...
  8. jonnyz123

    500C + Subwoofer Advice

    Hi all. Just had a 500C repaired and it sounds great. About bass response and potentially hooking up a subwoofer. My first question is about the need for a sub. I have a pair of Monitor Audio BX2's. They do the job, but lack bass, so with my previous X-202-B I was using an SVS SB1000 from...
  9. bberkom

    Making a case for my 500c

    I don't have to tell you Fisher guys how good my 500c sounds. But it came to me with chassis looking pretty rough and no case. I'm still not very good with electronics, but my first love has always been woodworking. I have been working on a case for this receiver for a few months now. But when...
  10. Kasanay

    500C for Sale

    FYI: There's a 500C listed on DC Craigslist for $525. The owner says he has two of them. I've got nothing to do with it and am not currently in the market.
  11. davstev

    Fisher 500C channel output variance

    My new (to me) Fisher 500C, which I love, has an annoying issue in that it outputs very different levels on the right and left channels. Same is true when listening by headphones. I need to play with the balance knob to compensate. It sounds quite even/balanced when the balance knob is at around...
  12. davstev

    Fisher 500c Tubes to Improve Sound

    Hi Fisher people, I recently acquired a really nice Fisher 500C. It's the first tube receiver I've owned. It's been largely recapped, and with new selenium rectifier, etc. Basically, it's been upgraded and tuned up. But I have to say, the sound I find still kind of blah- not that distinctive...
  13. Fitzgreen505

    Fisher 500C distortion

    I just finished upgrading my Fisher 500C with metalbone's restoration kit, and I have to admit, the sound now coming from my speakers is pretty remarkable. I also replaced just one of the tall can capacitors (C98, 200uF, 250V), and I replaced the 7591s with some NOS RCAs that seem to be very...
  14. D

    Need Fisher 500C help

    Just bought a 500C and an Elac Miracord 10H for $150. I'm thrilled! Turntable is in excellent condition. The Fisher has a few issues mainly the fact that I think the right channel is out. The unit is very clean, but I removed, cleaned, and reinstalled the tubes. The sound improved in the left...
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