2PCS Matched PSVANE 300B MARKII premium Vacuum Tube 300B-T II Upgrade 300B 300BN HIFI Audio Valve Electronic Tube Amp DIY

Name: 2PCS Matched PSVANE 300B MARKII premium Vacuum Tube 300B-T II Upgrade 300B 300BN HIFI Audio Valve Electronic Tube Amp DIY
Brand: www.shuguangpsvane.com
SKU: 346
Price: 354.99 USD
Availability: InStock
Rating: 5 (1 reviews)

2PCS Matched PSVANE 300B MARKII premium Vacuum Tube 300B-T II Upgrade 300B 300BN HIFI Audio Valve Electronic Tube Amp DIY

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Warranty : 1 year
Price is for 1 matched pair 2 pcs, ship by fast shipping method
Buy 4 pcs, we will send matched quad, if you need more, and matched, please contact us

5 (1 Reviews)

~~$499.00~~ $354.99

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Description

300B-TII is directly-heated type cathode triode, used as class A1. In audio amplifier it suits for the condition that the output power is 10W.

Heater
Uf(DC)………………5V
If(DC) …………… 1.2A

Maximum Rating

Ua……………480V
Pa………40W

Ik
with cathode bias………………100 mA
with fixed bias……………70 mA

Direct Interelectrode Capacitances
input……………9PF
output……………4.3PF
grid to plate……………15PF

Static parameter

Ua……………………300V
-Ug………………… 60V
Ia……………………60mA
Gm……………………5.5mA/V
ri……………………0.7 KΩ
u ……………………3.85
Pout…………………6.6W