Description

Tubes set for Chinese amp and for other home made amplifiers.Tubes set for Taga Harmony HTA-25B 2 pcs x 6P1P (matched pair ) + 2 pcs x 6N1P (matched pair) New old stock( NOS) Soviet military tubes Tubes 6P1P NOS Power-Beam-Tetrode, equivalent to EL90 (european"copy" of the 6V6) from russian production life >5.000h and better , for power-amps, can replace EL84, but different pinout!. 6P1P made by Svetlana (and of any years) is much better in quality and, most importantly, in reliability . Tubes made in 1970 -90 year Manufacturer: Svetlana Compare to: EL90/6AQ5 => 6V6 Pinout: 1=A, 2=g2, 3=K, 4=H, 5=H, 6=A, 7=g1, 8=K, 9=g2 Typical operating values: Filament 6,3V/0,5A, Ua=250V, Ug1=-12,5V, Ug2=250V, Ia=45mA, Ig2=5,5mA, S=4,9mA/V, Ri=58KOhm Maximal operating values: Ua=250V, Ug2=250V, Pa=12W, Pg2=1,3W, Ik=70mA, Ukh=190V, Rg1=0,5MOhm Socket: Noval Technical characteristics and electrical parameters of the 6N1P tube: Filament voltage 6.3 ± 0.6V Filament current 600 ± 50 mA Nominal anode voltage (constant) 250 V Anode limit voltage (constant) 300 V Anode current of each triode 7.5 ± 1.5 mA Cathode current of each triode limiting 25 mA Grid voltage at anode current of 10 μA -20 V Reverse grid current 0.5 μA Limit voltage between cathode and heater (constant) 250 V Power dissipated by each anode, limiting 2.2 watts Slope characteristic of each triode 4.45 ± 0.65 mA / V Voltage between anodes no more than 2.5 V Gain of each triode 35 ± 7 Resistance in the circuit of each cathode for automatic bias 600 ohm Limiting resistance in the grid chain 1 MOhm Input capacity of each triode 3.1 ± 1.1 pF Output capacity of the first triode 1.75 ± 0.35 pF Output capacity of the second triode 1.95 ± 0.35 pF Throughput capacity of each triode no more than 2.2 pF Capacity between anodes no more than 0.2 pF Registration glass miniature The LOT off : 2 pcs x 6P1P(matched pair ) + 2 pcs x 6N1P (matched pair)