?PSVANE Acme 2A3 A2A3 Vacuum Tube Upgrade 2A3C 2A3B 2A3-TII E2A3 WE2A3 2A3T HIFI Audio Valve Ele ??

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Maximum Rating
Ua………………………… 300 V
Pa………………………… 15 W
Rg
with cathode bias……… 0.5 M?
with fixed bias………… 0.05 M?
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 k?
?………………………… four point two
Pout………………………… 3.5 W
Recommended Operating Conditions
(reference value)
Class A1, single tube (fixed bias)
Ua………………… 250 V
-Ug…………………… 45 V
RL…………………… 2.5 k?
Ia(0)………………… 60 mA
Gm…………………… 5.25 Ma/V
ri…………………… 0.8 K ?
?…………………… four point two
Pout…………………… 3.5 W
Dtot…………………… 5 %
Class AB1
push-full (fixed bias)
Ua…………… 300 300 V
-Ug…………… 62 Rk=780? V
RL…………… 3 5 k?
üg(pk)……… 87 110 V
Ia(0)………… 80 80 mA
Ia(max.sig)… 140 100 mA
Pout……………15 10 W
Dtot…………… 2.5 5 %
The shop promises:
The electronic tubes operated by our store are guaranteed to be brand new and high-quality genuine products from the original factory, and we will provide free replacements for any quality problems within one year. All tubes are rigorously tested to match .Buy 2pcs = Precision matched pair. Buy 4pcs = Precision Matched Quad. We have the conditions and advantages to match multiple tubes (four tubes, eight tubes) according to customer needs. The same parameters. It is a professional shockproof and firm package. It is absolutely safe.
Note: If you only buy 1 pcs, there will be no original gift box. It will be shipped after strict inspection again (please do not think it is a fake and shoddy product after receiving the tube).

?PSVANE Acme 2A3 A2A3 Vacuum Tube Upgrade 2A3C 2A3B 2A3-TII E2A3 WE2A3 2A3T HIFI Audio Valve Ele ??
?PSVANE Acme 2A3 A2A3 Vacuum Tube Upgrade 2A3C 2A3B 2A3-TII E2A3 WE2A3 2A3T HIFI Audio Valve Ele ??

29,966.00

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