• The move to the new server is done. There are some software and database maintenance updates in process. This has us passing the hat around to help out. We appreciate any donations. Seriously, even a dollar helps. The payment page may be found here - https://www.audiokarma.org/support.html

hk770

  1. P

    Hk770 recap question

    HK770 both driver boards has 2x220uf caps in place of one cap as shown in picture below. Per manual it must be 100uf C401 and C402 on board. When i asked chatgpt it said it is factory design for lower ESR. Im confused. Please advise which cap i need to use Thanks
  2. J

    HK770 HOT Left Channel

    Hi team, I have a Harman Kardon HK770 that I'm trying to fix up and put some real usage into. I've recapped the power and driver boards, and re-flowed any suspicious solder already. My issue is that the Left channel runs hot pretty fast, and when I check the output with a multimeter I'm...
    • Jacope
    • Thread
    • amplifier amplifier repair dual mono harman kardon hk770
    • Replies: 7
    • Forum: Solid State
  3. Connor G

    Harman Kardon HK770 Thread

    Ever since restoring and listening to the Harman Kardon hk770, I have been an extremely avid proponent of them. I can't recommend them enough to people looking for a relatively cheap power amplifier that can drive efficient tower speakers, bookshelf speakers, and even headphones with ease...
Back
Top Bottom