AMPEREX 12AX7 ECC83 14mm Gray Plate Orange Globe Tubes PLATINUM MATCH on AT1000

Triple Platinum Matched on Amplitrex AT1000. Amplitrex AT1000 Test Results 90%+ GM = Within NOS Specs 90%+ EM = Within NOS Specs. Amperex ECC83/12AX7 Tubes - TESTS NOS. All tubes are tested with the Audiophile in mind for SHORTS, GAS, MUTUAL CONDUCTANCE and NOISE (large tube lots are not tested for noise).

eBay