• 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

cd-4

  1. Hollow_Man

    Technics SH 3434 audioscope: Problem with wave form

    Hello I have a Technics SH-3434 audioscope that has a fault in the wave form The horizontal line should cover the entire width of the screen but in my equipment it is compressed When I send a constant frequency the wave is compressed in parts and at the middle point it breaks I...
  2. David_NC

    Quadraphonic Setup - What's Needed?

    Recently, I started playing around with a JVC 4VR-5446 quad receiver and thought it might be kinda cool to try out a quad setup. I picked this up about 13 years ago from the original owner who was going into a care facility. His system consisted of a Dual 1228, the JVC receiver, a Kenwood...
  3. B

    Sansui QRX-7500A channel problem using CD-4/4-CH direct function

    Hi! I thought I had everything tested out and working correctly on my recently acquired Sansui QRX-7500A, but I noticed a problem with something I inadvertently overlooked. The reason I missed it is because I tested out all the front and rear speakers on both the A and B systems, but not while...
  4. Jungle Beast

    Hello from Nebraska. Trying to figure out this old stereo I got.

    I described my situation in my profile. I'm new to the old stereo business. Looking to clean up and fix a few things on the one I received. Thanks, Riley
  5. Homer4beer

    Technics CD-4 (Quad 4) SS-2900D find - face restore?

    Hi guys, I came across this in my local classifieds and couldn't resist picking it up for $50 Aus. It's a Technics CD-4 system dating from 1972 purchased from the original owner. Apparently these are very rare? The speakers and timber work of the cabinets (all bar the missing strip on the amp...
    • Homer4beer
    • Thread
    • cd-4 quad restoration technics turntable
    • Replies: 6
    • Forum: Turntables
  6. D

    Quadrophonic Amps with both CD-4 and SQ - recommendations?

    Hi all, long time no post. Have been meaning to get into Quad for many years now having picked up a selection of LPs and 8-tracks in the format. The 8-track is easy enough but of course there are various decoding methods for vinyl and I want something that does the job for both. Have...
  7. My mostly Marantz quad system

    My mostly Marantz quad system

    Spinning "The Best of The Doors" in CD-4! "Hey Philadelphia, Do you feel alright?" JM
    • WMF2
    • Media item
    • 3800 4400 cd-4 jvc marantz
    • Comments: 0
    • Category: Member Galleries
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