Preamplifier tube ECC82 12AU7 - JJ
Description
Preamplifier tube ECC82 12AU7 - JJ
- R. F. DOUBLE TRIODE
- Uf = 6.3/12.6V
- If = approx.300/150mA
- Characteristics: Ua = 250V
- Ug = -8.5V
- Ia = 10.5mA
- S = 2.2mA/V
- Ri = 7.7 KOhm
- æ = 17
- Limits: Ua = 300V
- Wa = 2.75W
- Ik = 20mA
- Ug = -50V
- Rg = 1MOhm
- Uk/f = 180V
- Rk/f = 150 KOhm
- Capacitance (system I): Cg/k = 1.9pF
- Ca = 1.9pF
- Cg/a = 1.63pF
- Capacitance (system II)
- Cg/k = 1.9pF
- Ca = 1.8pF
- Cg/a = 1.63pF
- As a phase inverter (system I): Ub = 250V
- Ia = 0.7mA
- Ia’ = 0.68mA
- Uo/Ug1 = 11
- U0 = 15VRMS
- dtot = 1%. As a phase inverter (system II): Ub = 350V
- Ia = 1.0mA
- Ia’ = 0.93mA
- Uo/Ug1 = 11
- Uo = 24VRMS
- dtot = 1%
- Dimensions: (H/H with pins x Ø.): 49.2/55.6 x 22 mm