Psvane Hifi KT88/C Вакуумная лампа Замена 6550 KT88 Для аудио винтажного усилителя DIY Заводская пара по сопряженности квадратная в.

Psvane Hifi KT88/C Вакуумная лампа Замена 6550 KT88 Для аудио винтажного усилителя DIY Заводская пара по сопряженности квадратная в.

Item No.: HIFI KT88
UH: 6.3V
IH: 1.6A
Replace CV5220,6550
1 PAIR= 2PCS
1 QUAD=4PCS
Factory Test&Match

Maximum Rating
Ua.................................... 800 800 800 800 V
Ug2.................................. 600 600 600 600 V
Ug....................................-200 -200 -200 -200 V
Pa.................................... 42 45 35 40 W
Pg2................................... 8 8 6 6 W
Pa+g2............................... 46 49 40 45 W
Ik....................................... 230 230 230 230 mA
Uh-k.................................. 200 200 250 250 V
Tbulb.................................. 250 250 250 250 C

Rg1
with cathode bias
--- ---Pa + Pg2le 35W 0.47 MOmega
--- ---Pa +Pg2 > 35W 0.27 MOmega
with fixed bias
--- ---Pa +Pg2le35W 0.22 MOmega
--- ---Pa +Pg2> 35W 0.10 MOmega
Direct Interelectrode Capacitances
--- - - --triode connection and tetrode connection
input........................... 16--- -9.3 PF
output......................... 12 --- -17 PF
grid to plate................ 1.2 ----7.9 P
Static parameter
tetrode connection
Uahellip.................................250V
Ug2...................................... 250V
a...........................................140mA
Ig2(approx)..........................3mA
-Ug1(approx)......................15V
Gm.....................................12mA/V
ri ........................................12KOmega
mug1-g2...............................8
triode connection
Ua.g2.......................................250V
Ia+g2.......................................143mA
-Ug1(approx)hellip 15V
Gm..........................................12mA/V
ri..............................................670Omega
mu............................................8