Vacuum Tube Rectifier Vacuum Tube 2A3-TII Collection Version Upgrade 2A3C 2A3B HiFi Audio Valve Electronic Tube Amp DIY(4pcs Matched)
The has good linearity low noise and good reliability
The tube is designed for service as power rectifiers in AC operated receivers which require high currents.
The service life longer and the failure rate greatly reduced.
The special with signal and has low noises output.
-
Detail
vacuum tube
2A3-TII direct heated cathode medium power double triode is used for A1 and AB1 amplification.
Filament heating
Uf2.5 V
If2.5 A
Static parameters
Ua300 V
-Ug 45 V
Ia60 mA
Gm5.25 mA/V
ri0.8 k
four point two
Pout3.5 W
Limit rating
Anode voltage................................. 300 V
Anode dissipation power.................................... 15 W
Grid resistance
In case of self bias................................. 0.5 M
When the bias voltage is fixed................................. 0.05 M
Interelectrode capacitance
Input capacitance................................. 7.5 PF
Output capacitance.................................... 16.5 PF
Cross circuit capacitance.................................... 5.5 PF
==========
Channels : 1
Model Number : 2A3-TII
Maximum Power Per Channel : NO POWER
Origin : Mainland China -
Customer ReviewsNo comments