Description
6F6S (6Ф6С) The output pentode 6F6S is designed to amplify the power in the output single-ended and push- pull circuits of receivers and bass amplifiers. Equivalent to the 6F6(G, GT), KT63, N63, 1611, 1621 Each tube is tested by a professional L3-3 tube tester and with the specified parameters. New-Old-Stock (NOS) As Photo Ships From USA