ECC83S / 12AX7, 7025 - gold

Guitar Amp Tubes

ECC83S A. F. DOUBLE TRIODE
max 22,0
max 49,2
max 56,3
Base: NOVAL
Uf = 6,3/12,6 V
If = 300/150 mA
Typical Characteristics:
Ua = 250 V
Ug = -2 V
Ia = 1,2 mA
S = 1,6 mA/V
Ri = 62,5 kΩ
μ = 100
Capacitances:
system I. system II.
cg/k = 1,6 1,6 pF
ca = 0,33 0,33 pF
cg/a = 1,7 1,7 pF
Ub = 250 400 250 400 250 400 V
Ra = 47 47 100 100 220 220 kΩ
Rg = 150 150 330 330 680 680 kΩ
Rk = 1,2 0,68 1,5 0,82 2,7 1,2 kΩ
Ia = 1,18 2,45 0,86 1,72 0,48 1,02 mA
Operating Characteristics:
Resistance - coupled amplifer cathode grid bias
Limiting Values:
Ua = 300 V
Wa = 1 W
Ik = 8 mA
Ug = -50 V
Rg = 2,2 MΩ
Uk/f = 180 V
Rk/f = 150 kΩ