I have two quads of NOS 6BM8 tubes (BOTH QUADS SOLD)
a quad of AWA Thorn 6BM8s (made in Matsushita factory on Mullard tooling; favorite of ASL Wave 8 owners). $65 for quad which includes shipping.
a quad of NOS Siemens 6BM8s. $105 for quad which includes shipping.
