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Shuguang Electron Tube 12AU7 (Replacing ECC82) Audio Matched Vacuum Tube for Amplifier
Description:
12AU7 is similar to ECC82,6189. Can be used as you like
Parameters:
- Heating: Uh :6.3V (parallel); 12.6 (series); Ih: 0.3A; 0.15A
A1 Limiting ratings:
- Anode voltage: 300V
- Gate voltage: -50V
- Anode dissipation power: 2.75W
- Cathode current: 20mA
- Second gate dissipation power: 2W
- Hot cathode voltage: -+200V
First gate resistor:
- Self bias: 1MOhm
- Fixed bias: 0.25MOhm
Capacitor for No.1:
- Input capacitance: 1.6PF
- Output capacitance: 0.4PF
- Cross circuit capacitor: 1.5PF
Capacitor for No.2:
- Input capacitance: 1.6PF
- Output capacitance: 0.32PF
- Cross circuit capacitor: 1.5PF
Static parameter:
- Ua: 100V;250V
- Ug: 0; -8.5V
- Ia: 11.8mA; 10.5mA
- Gm: 3.1 mA/V; 2.2 mA/V
- ri (approx): 6.5 kOhm; 7.7 kOhm
- Muon :20; 17
- Ug(approx): -11.8V; -10.5V
When Ia= 10 muon A
Package included:
- 1 x Shuguang Electron Tube 12AU7 (Replacing ECC82)
