Perfect Balanced Mullard DAYSTROM ECC83 12AX7 i61 BOGEN AMP No Microphonics TV7!

(Code: i61 B3C3). BOGEN AMP Tested - No microphonics. 12AX7 ECC83. Tubes TESTED AND sounded good in my BOGEM AMP! No microphonics! PERFECT WELL BALANCED PLATES! Condition Report TESTED WITH a (TV-7/U) FOR GAS, SHORTS, AND MUTUAL CONDUCTANCE AND ARE MOSTLY STRONG TUBES!

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