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JJ Electronic ECC82/12AU7 Preamplifying Tube

Manufacturer: JJ Electronic
SKU: JJECC82
$36.00
A.F. DOUBLE TRIODE. ECC82 is 12AU7 medium gain pre-amplifying double triode. Provides a very smooth sound with well-defined tones suitable for audio and guitar amplifiers.
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Specifications

Base: NOVAL

  • Uf = 6,3/12,6 V
  • If = 300/150 mA

Typical Characteristics:

  • Ua = 250 V
  • Ug = -8,5 V
  • Ia = 10,5 mA
  • S = 2,2 mA/V
  • Ri = 7,7 kΩ
  • µ = 17

Limiting Values:

  • Ua = 300 V
  • Wa = 2,75 W
  • Ik = 20 mA
  • Ug = -50 V
  • Rg = 1 MΩ
  • Uk/f = 180 V
  • Rk/f = 150 kΩ

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 %
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