eg. http://www.mif.pg.gda.pl/homepages/frank/sheets/093/6/6BU8.pdf robert casey rigged a sort of VCO with them on the lower part of this page: http://pw2.netcom.com/~wa2ise/radios/6be6vol.html I had a lot of other ideas with them as well, but I've got to go through my chicken scratches... just can't remember. random mixing and amplifying i guess.
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Has anyone done any work with 6BU8 etc dual pentodes?
2009-04-25 by tubehaus