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m70

  1. JonLewis

    Over protective Yamaha M-70

    Picked up a nice exterior condition M70, but in protection mode. I need to go through the M-70 threads and get my bearings, but this unit will be familiar to some already. First step was trying the DBT to verify protection. Consistent bright150w bulb, no clicks heard from the relays. I'm...
    • JonLewis
    • Thread
    • amplifier m70 protection yamaha
    • Replies: 65
    • Forum: Yamaha
  2. Yamaha5000

    Yamaha M70 ZDR

    To adjust the ZERO distortion circuit should I be looking at THD at the DIST test point or DCV?
    • Yamaha5000
    • Thread
    • audio analyzer m70 qa403 quantasylum zdr
    • Replies: 77
    • Forum: Yamaha
  3. S

    Looking for AK Tech or advice - Yamaha M-70

    Greetings All, Been doing some reading over the last months and year since I joined. I purchased an M-70 restore kit from eBay in hopes of repairing this device (in protection), but I just do not have the time, so I'm willing to spend some money on it since I spend the rest of my time working...
    • SilentHatch
    • Thread
    • c-70 m-70 m70 restore tech vintage yamaha yammie yammies
    • Replies: 27
    • Forum: Yamaha
  4. OskarBas1

    Help! Yamaha M70 protektion problem

    Hello! I've recently recapped my m70 and changed trimpots and some other parts. I was going to adjust everything today and things worked out great but wen I was setting the meter lights i encountered a problem. I used a 8ohm 300w resistor as a load starting with the right chanel, I'm putting in...
    • OskarBas1
    • Thread
    • m70 protect mode protection recap yamaha
    • Replies: 14
    • Forum: Yamaha
  5. Martynka

    The best Bang Olufsen speaker - Beovox M70 ( IMHO )

    Hi, I finished work with my KEF 104aB https://audiokarma.org/forums/index.php?threads/kef-104ab-one-more-time.864834/ but I don't like stagnation... so I started another speaker project. I work with the best sounded ( IMHO ) Bang Olufsen speakers Beovox M70. After few months with KEF's I...
    • Martynka
    • Thread
    • b&o bang olufsen crossover m70 speaker veneer
    • Replies: 77
    • Forum: Speakers
  6. J

    Speaker Advice - What speakers for Yamaha M-70 / C-70

    I have not had a good stereo for decades. But I love music. A guy sold me his Yamaha M/C/T 70's for 100.00. No speakers......I'm not sure what to look for in speakers? New / Older? A local store had a set of Klipsch b2's (up to 85 watts) and I have an older 100W Subwoofer.....Thought about...
    • JoeMt
    • Thread
    • 170 watts m70 speakers - suggestion
    • Replies: 15
    • Forum: Speakers
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