GEC KT-88 - early 1960's | Tung-Sol 6550 - late 1950's | Brimar CV1985 6SL7GTY - June 1955

[robolton]

These just landed this week and wanted to share with you.

G.E.C. KT88 - early 1960s



Tung-Sol 6550 nickel collar around brownbase, smooth black plates, 1st Gen late 1950s



Brimar CV1985 6SL7GTY - June 1955