Forums Recent Posts Forums Raven Gear Vacuum Tubes Share: Notifications Clear all Vacuum Tubes Topic Title Views Posts Tung-sol 7581a tubes First post and replies | Last post by RavenDave, 3 years ago 4610 2 Just a quick question about the Tung-sol 7581.I ow... By Mac1963 4 years ago Thanks Mac, The 7581A will indeed work- very well ... By RavenDave 3 years ago Tubes First post and replies | Last post by Mac1963, 3 years ago 2081 3 When do you plan to sell tubes on your website I o... By Mac1963 3 years ago Soon... I just received two 100 count boxes from... By RavenDave 3 years ago Will you be selling brimar 6060 yellow t black pla... By Mac1963 3 years ago Share: