Tube Codes

hey guys...need your insight again as I happened on a batch of tubes....how does one find out the date codes..are they printed on the tubes?..thanx

dan00103-07-2009 12:47am

mofimadness Details Discussions Posts This discussion Message User 4,934 posts 03-07-2009 at 02:08am Copy Comment URL Report Comment Edit Delete Try this link for some codes. This site has other pages also... http://www.audiotubes.com/mullcode.htm