Psvane 2A3C 진공관 HiFi 전자 밸브 일치 쌍
Product Warranty
All items Guaranteed 100% Brand New In the original edition Box and Come from the original factory.
All items ONE-YEAR WARRANTY !!!
All items ONE-YEAR WARRANTY !!!
Shipping Time & Invoice Declare
All items ship with DHL/UPS/TNT/EMS, (DHL/UPS/TNT) About 3-7days delivery time, EMS About 7-15days delivery time.
We can Declare the Value of the Order as Customer's Remark!!!
We can Declare the Value of the Order as Customer's Remark!!!
Product Declaration
2A3C
Directly heated cathode power dual triode for A1, AB1 class amplification.
Filament heating
Uf: 2.5 V
If: 2.5 A
Limit Ratings
Anode voltage: 300 V
Anode dissipation power: 15 W
Gate resistance
Since the bias voltage: 0.5 MΩ
Fixed bias: 0.05 MΩ
Electrode capacitance
Input capacitance: 7.5 PF
Output capacitance: 16.5 PF
Cross-Road capacitors: 5.5 PF
Static parameters
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
Class A1 single-tube amplification
Ua: 250 V
-Ug: 45 V
RL: 2.5 kΩ
Ia (0): 60 mA
Gm: 5.25 Ma / V
ri: 0.8 Kω
μ: 4.2
Pout: 3.5 W
Dtot: 5%
Push-pull AB1 class enlarge
Ua: 300 300 V
-Ug: 62 Rk = 780Ω V
RL: 3 5kΩ
üg (pk): 87 110 V
Ia (0): 80 80 mA
Ia (max.sig): 140 100 mA
Pout: 15 10W
Dtot: 2.5 5%
