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/351188.aspxWed, 21 Dec 2011 07:31:11 GMT41a2a90c-3a1e-4bd3-b144-3883695a7f38:351188davefarr0https://archivedforum.beoworld.org:443/forums/thread/351188.aspxhttps://archivedforum.beoworld.org:443/forums/commentrss.aspx?SectionID=29&PostID=351188<p>Hi Bob and welcome to Beoworld.</p> <p>Some of the earlier derivatives of the 3404 had an RIAA inbuilt but I don&#39;t know if that applies to the 3404 as it&#39;s a US, not European model?&nbsp; Have you tried it without using your preamp?.&nbsp; I&#39;ve had some turntables that produce hum when not earthed to the amp I&#39;ve used so you could try an earth lead to see if that helps.&nbsp; What cartridge have you got (MMC 20E/EN?) - you may have a problem with that or one of the connections due to the age of them.</p> <p>I&#39;m sure some of our tech wizards will have some great feedback for you.</p> <p>Dave.</p><div style="clear:both;"></div>https://archivedforum.beoworld.org:443/forums/thread/351134.aspxTue, 20 Dec 2011 18:27:57 GMT41a2a90c-3a1e-4bd3-b144-3883695a7f38:351134denverbob0https://archivedforum.beoworld.org:443/forums/thread/351134.aspxhttps://archivedforum.beoworld.org:443/forums/commentrss.aspx?SectionID=29&PostID=351134<p>Recently acquired mint (in storage for a number of years) 3404 turntable exhibits very loud hum when turned on but the hum</p> <p>is totally muted while record is playing. My other two record decks are silent when cconnected to my Coda or Marantz 7T preamp.</p> <p>Help</p> <p>&nbsp;</p> <p>Bob in Denver<img src="http://forum.beoworld.org/emoticons/18.gif" alt="Huh?" /></p><div style="clear:both;"></div>