Toshiba M3624 / ECC88 / 6DJ8 Both sections test strong but not super balanced.
Item Tag: M3624
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Matched Balanced Toshiba M3624 6DJ8 ECC88 Tubes O Getters Test NOS TV-7BU
Matched Balanced Toshiba M3624 6DJ8 ECC88 Vacuum Tubes | O Getters. Both tubes test balanced at 90/86 with 62 being the minimum score for a good tube (with 65% life remaining).
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(2) Toshiba M3624 6DJ8 ECC88 Vacuum Tubes O Getters Test Strong TV-7B/U
(2) Toshiba M3624 6DJ8 ECC88 Vacuum Tubes with O Getters.