(!!!) (Best Pair) 713A Western Electric by Tungsol NOS 1942-1943 (7.1ma and 7.0ma) (713A=717A with black base)
$59.99
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1 pair) 713A Western Electric by Tungsol NOS 1942-19431 tube) 7.0ma Gm=4000 (CTL-713A)1 tube) 7.1ma Gm=3700 (713A) Tested on Amplitrex Good mA range 5.5-8mA Good Gm range 3000-4000 (Pentode, 713A=717A with black bakelite base)most made by Tungsol branded Tungsol or Western Electric by Tungsol- Yamamoto AO8 amp
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