VOORVERSTERKERBUIS 9P NOVAL DUBBEL TRIODE

R. F. DOUBLE TRIODE
Base: NOVAL
Uf = 6,3/12,6 V
If = ca.300/150 mA
Typical
characteristic:
Ua = 250 V
Ug = -8,5 V
Ia = 10,5 mA
S = 2,2 mA/V
Ri = 7,7 kÙ
ì = 17
Limiting values:
Ua = 300 V
Wa = 2,75 W
Ik = 20 mA
Ug = -50 V
Rg = 1 MÙ
Uk/f = 180 V
Rk/f = 150 kÙ
Capacitances:
system I. system II.
cg/k = 1,9 1,9 pF
ca = 1,9 1,8 pF
cg/a = 1,63 1,63 pF
As phase inverter:
Ub = 250 350 V
Ia = 0,7 1,0 mA
Ia\' = 0,68 0,93 mA
Uo/Ug1 = 11 11
U0 = 15 24 VRMS
dtot = 1 1 %