Item Tag: Reflektor

MATCHED Balanced PAIR Reflector 6N23P = 6DJ8, E88CC, CCa.NOS RARE DATE CODES 1974 YEAR. HOLY GRAIL.SWGP (Single Wire Getter Port) This tubes are one of the best soviet tubes ever made.Holy Grail SWGP Silver Shield (ECC88 6DJ8 E88CC 6922 CCa) Reflektor tube plant in Saratov USSR in 1975. The parameters are measured at Uf = 6.3 V, Ua = 90 V, Bias voltage = -1.3 V The main parameters for 6N23P at U n = 6.3 V, U a = 100 V, Uc = 9 V, R k = 680 Ohm; for 6N23P-EV at U n = 6.3 V, U a = 90 V, R k = 82 Ohm; for ECC88 at U n = 6.3 V, U a = 90 V, Uc = -1.3 VParameterConditions6H23P6N23P-EVECC88Unit rev.Analog—6DJ8, ESS88,ESS189—Filament current—310±25310±25335mAAnode current—15±515±515mAat the beginning of the characteristic at U c = -8 V≤0.1≤0.1—Reverse grid current—≤0.2≤0.15—μALeakage current between cathode and heater—≤15≤15—μASlope—10-12.712.5±2.512.5mA/VU n u003d 5.7 V≥8.5≥8—Gain—34±932.5 +7.5 -8.533—Input impedancef = 200 MHz500——OhmEquivalent noise impedance—300——OhmVibration voltageR a u003d 2 kOhm≤150≤75—mVInterelectrode capacitancesinput3.6 +0.9 -0.853.6±0.93.3pFoutput of the 1st triode2.1 +0.35 -0.32 +0.45 -0.41.8output of the 2nd triode1.95±0.32 +0.45 -0.41.8checkpoint≤1.55±0.3≤1.5±0.31.4between the anode and cathode of each triode≤0.24≤0.240.18between anodes of triodes≤0.09≤0.09≤0.45between grids of triodes≤0.005——Operating time—≥5000≥5000—h