PSVANE 2A3-T3 2A3 ART Vacuum Tube diy audio tube 2A3B 2A3C

PSVANE 2A3-T3 2A3 ART Vacuum Tube diy audio tube 2A3B 2A3C

Warranty : 2 years

Price is for 1 PC tube.

Buy 2 pcs we will send 1 matched pair, buy 4 pcs we will send matched quad
if you need more, and matched, please  contact us

one PC will be packed with normal paper box, 2 pcs and more will be packed with gift box.

All tube will be shippied by registered airmail by post office, please contact us if you need shipment by express such as DHL UPS Fedex.

Thank you!


Tube Characteristics:

1. Unique gray carbon crystal coating technology
2. Patented hollowing technology for glass inner wall coating
4. Special made ceramic tube socket, Excellent performance especially in a relatively humid home environment
3. Warranty 2 years

Tube Datasheet:

Heater
Uf ………………………… 2.5 V
If…………………………2.5 A

Maximum Rating
Ua…………………………300 V
Pa…………………………15 W
Rg
with cathode bias…………………………0.5 MΩ
with fixed bias…………………………0.05 MΩ

Direct Interelectrode Capacitances
input………………………… 7.5 PF
output…………………………16.5 PF
grid to plate…………………………5.5 PF

Static parameter
Ua………………………… 300 V
-Ug………………………… 45 V
Ia………………………… 60 mA
Gm………………………… 5.25 mA/V
ri………………………… 0.8 kΩ
μ………………………… 4.2
Pout…………………………3.5 W