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|---|---|---|---|---|---|
| Price /Unit | $19.00 | $18.61 | $18.03 | $17.26 | Contact US |
KSA5-mini Class A Headphone Amplifier Power Amplifier Small Headphone Amp (Main Unit + Power Adapter)
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NEW Shuguang 12AX7 Audio HIFI Vacuume Tube Valve for Amplifier (Replacing ECC83)
Description:
- Low noise and small 9 pins core column tube, audio amplifier circuit for voltage amplification, typically used for inverting driver push -pull amplifier circuit
- The function and parameters of12AX7A 7025 is same with 12AX7 ECC83, but more suitable for the amp
Parameters:
Heating:
UH - 6.3V (paralleling) 12.6V( series)
IH - 0.3A 0.15A
A1 Limit value:
- Anode voltage: 330V
- Gate negative voltage:-50V
- Gate positive voltage: 0V
- Anode dissipation power: 1.2W
- Heating negative voltage: -+180V
- Input capacitor for No.1: 1.6PF
- Output capacitor for No.1: 0.46PF
- Cross circuit capacitor for No.1: 1.7PF
- Input capacitor for No.2: 1.6PF
- Output capacitor for No.2: 0.34PF
- Cross circuit capacitor for No.2: 1.7PF
Static parameters:
- Ua: 100V ; 250V
- Ug: -1 V; -2V
- Ia: 0.5mA; 1.2mA
- Gm: 1.25mA/V ; 1.6mA/V
- muon: 100; 100
- ri: 80 kOhm ; 62.5kOhm
Package included:
- 1 x NEW Shuguang 12AX7B Audio HIFI Vacuume Tube
