Unique vintage tech 125 total items
Reflector factory, set of 4 same date, enhanced version, similar to EL86 output pentodes
NEVZ Novosibirsk factory, matched pair tested on L3-3, equivalent to 6SN7/1578/ECC32
Svetlana high-power TV horizontal output tubes, tested on L3-3, similar to EL509/EL519/6K6G
Tested matched pair, equivalent to E88CC/ECC88/6DJ8/6922 preamp tubes
Teflon/PTFE dielectric, 5% tolerance high-precision, 600V rating, set of 10 for RF/audio