PSVANE 300B-T Mark II Classic Grade Vacuum Tubes (Matched Pair) - Direct Upgrade for Audio Tube Amplifiers, Replacement for Western Electric 300B

Name: PSVANE 300B-T Mark II Classic Grade Vacuum Tubes (Matched Pair) - Direct Upgrade for Audio Tube Amplifiers, Replacement for Western Electric
Brand: www.shuguangpsvane.com
SKU: 1982
Price: 175.99 USD
Availability: InStock
Rating: 5 (1 reviews)

PSVANE 300B-T Mark II Classic Grade Vacuum Tubes (Matched Pair) - Direct Upgrade for Audio Tube Amplifiers, Replacement for Western Electric 300B

Free shipping with tracking number.
Warranty : 1 year
Price is for 1 PC, ship by fast shipping method
Buy 2 pcs, we will send matched pair, if you need more, and matched, please contact us

5 (1 Reviews)

~~$889.00~~ $175.99

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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