https://archivedforum.beoworld.org:443/forums/29.aspxHave a specific BeoGram Record Deck related question? Ask here.enCommunityServer 2008 SP2 (Build: 31104.93)https://archivedforum.beoworld.org:443/forums/thread/206691.aspxThu, 28 May 2009 07:25:44 GMT41a2a90c-3a1e-4bd3-b144-3883695a7f38:206691yachadm0https://archivedforum.beoworld.org:443/forums/thread/206691.aspxhttps://archivedforum.beoworld.org:443/forums/commentrss.aspx?SectionID=29&PostID=206691<p>Hi all,</p> <p>I have a BG6000 Quad here, which I got without a cartridge.</p> <p>I put on both my MMC20EN and&nbsp;SMMC2 to test, and I am getting high-frequency distortion (yes, the CD4 switch is OFF). Singers&#39; voices sound scratchy. Instrumentals also sound scratchy.</p> <p>In the Service Manual, B&amp;O state that after a cartridge change, the Channel Separation and Carrier Wave Detector must be adjusted again.</p> <p>Even though these appear to be simple procedures, before I start adjusting any pots, has anyone seen this and gone down this road before, who can offer tips?</p> <p>&nbsp;</p> <p>Also, a very interesting post I came across about a new CD4 demodulator being made:</p> <p><a href="http://www.quadraphonicquad.com/forums/showthread.php?t=9035">http://www.quadraphonicquad.com/forums/showthread.php?t=9035</a></p> <p>Menahem</p><div style="clear:both;"></div>