2026 NEW Shuguang Tube 6CA7-Z(EL34B,6CA7)Amplifier HIFI Audio Vacuum Tubes

2026 NEW Shuguang Tube 6CA7-Z(EL34B,6CA7)Amplifier HIFI Audio Vacuum Tubes

the price is for one piece

Filament voltage

UH…………………………………….  6.3     V

IH………………………………………  1.5     A

Maximum allowable values

Anode voltage…………………………….   800      V

Second gate voltage……………………..   500      V

First gate voltage………………………  -100     V

Anode power dissipation………………………   25      W

Second gate power dissipation………………   8      W

Cathode current……………………………..  150     mA

Resistance of the first gate

With self-biasing…………………………….   0.7     MΩ

With fixed biasing…………………………   0.5     MΩ

Voltage between the filament and the cathode…………………   ±100    V

Glass envelope temperature…………………………….   250     ℃

Capacitance between the electrodes

Input capacitance……………………………   15.2     PF

Output capacitance……………………………   8.4      PF

Interpath capacitance……………………………   1.1      PF

Capacitance between the first gate and the filament…………   1.0      PF

Capacitance between the filament and the cathode…………………   10     PF

Static parameters

Ua………………………………………..   250     V

Ug2………………………………………   250     V

Ug3………………………………………    0      V

Ug1……………………………………..   -12.2    V

Ia…………………………………………   100    mA

Gm………………………………………    11     mA/V

ri…………………………………………     15     kΩ

μg1-g2……………………………….    11