5U4 tubes

Anyone know what 5U4 tubes are used for? I was digging through my tubes and found them. Funny how things turn up I don't recall ever having.

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kt_8804-03-2008 4:20am

rpf Details Discussions Posts This discussion Message User 76 posts 04-04-2008 at 04:18am Copy Comment URL Report Comment Edit Delete Yes, a number of current pieces use it. It's related to the GZ37. Check out www.tubeworld.com for more info.