• 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

au7900

  1. J

    Sansui AU-7900 cleaning switches and pots

    Hello! I had my AU-7900 integrated amp serviced 3 years ago because of the sound changing from stereo to mono and back to stereo (I’m not sure how else to describe it). I also had the volume increase and decrease sporadically. This is happening again and what I have noticed is when I turn the...
  2. jFF_Bulbo

    SANSUI AU 7900, HELP!

    Hello AK'ers. I´m working on a AU-7900. before the recep: No short on DBT, no relay click After recap: No short on DBT, no relay click I recaped F2596 board, all 'litycs are new. All output transistors are new's, On Semi 93g/94g installed. Transistors TR601, 602, 603, 605 & 605 are new. Relay...
  3. SamuelArthur

    AU-7900 Treble control in right channel has no effect

    I have a Sansui AU-7900 that I recently recapped, replaced the known troublesome diodes, fuse resistors, VD1212s, ICs, etc. Everything sounds great, bias and offset are in spec, but when the tone controls are engaged, the Treble control has no effect on the right channel. This is true in Mono...
  4. J

    Los Angeles Repair shop for Sansui

    Any recommend a repair shop to recondition/tuneup my original AU7900 in LA? buzzing channels flickering in and out or faint.
Back
Top Bottom