There seems to be alot of different opinions about what the 6DZ7 is worth, but here are the sites that sell them.
$10 http://www.vacuumtubes.com/price3.html $15 http://www.the-tube-store.com/thetubestore/nos-6dz7.html $10 http://www.radiotubesupply.com/Tubecatalog/catalog2.html $3 http://www.hamtubes.com/tubes/list2.htm $5 http://www.smcelectronics.com/TUBE.HTM $2.50 http://www.michelletroutman.com/tubelist.htm $3 http://www3.nbnet.nb.ca/vcsinc/tubes4.htm $22.70 http://members.shaw.ca/pacifictv/MAIN.HTM
