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dh-200

  1. M

    Hafler DH-220 Strange "External Capacitor Bank" Mod?

    Hello Everybody! Exxtreeemely long time lurker here Very quickly, let me introduce introduce myself. I've been lurking on here for years, and I've gleaned so much valuable information from you guys and gals! I just want to say thank you for the absolute treasure trove of valuable information...
    • MicahVW
    • Thread
    • dh-101 preamp dh-200 dh-220 filter capacitors hafler mods musical concepts power supply
    • Replies: 13
    • Forum: Solid State
  2. MKG

    Hafler DH-200

    Picked up a Hafler DH-200 at an amateur radio swap meet today. Don’t know anything about it and don’t know if I under or over paid, but I decided it was worth $60 to me (it’s hard for me to turn down a new project). I’m looking forward to doing some research on AK tonight to learn all about it...
    • MKG
    • Thread
    • amp dh-200 hafler
    • Replies: 65
    • Forum: Solid State
  3. JKent

    Hafler DH-200 refurb questions

    I built a DH-220 back in the day and now regret having sold it (and cheap, too). So I picked up a working DH-200 and plan to do some mild refurb: New electrolytics, new bridge rectifier, inrush current limiter. Bumping up the voltage on the 'lytics and upping C16/17 to 18,000uF 75v. So far so...
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