Vacuum Tube Rectifier 300B Vacuum Tube Audio Valve Replaces 300B Tube Amplifier Kit DIY HiFi Audio Amplifier Precision(300b White Block,4pcs Matched Quad)
The has good linearity low noise and good reliability
The tube is designed for service as power rectifiers in AC operated receivers which require high currents.
The service life longer and the failure rate greatly reduced.
The special with signal and has low noises output.
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Detail
vacuum tube
Directly heated cathode medium power triode for class A1 amplification. In the audio amplifier it is suitable for the occasion where the output power is required to be 10W.
limit rating
Anode voltage480V
Anode Dissipated Power40W
cathode current
Self-biased100 mA
Fixed Bias70 mA
Interpole capacitance
Input Capacity 9PF
Output capacitance4.3PF
Cross-circuit capacitance15PF
static parameters
Ua300V
-Ug60 V
Ia60mA
Gm5.5mA/V
Ri0.7 K
3.85
Pout6.6W
Recommended parameters
UgUa Uf(AC) Uf(DC) I a
V --~V----V---- mA
200--33--29.5 --77
200--45--41.5 --20
250--46--42.6 --74
250--57--53.6 --22
300--60--56.5 --68
300--70--66.5 --23
400--86--82.5 --68
400--98--94.5 --19
Limit parameters
450--100--96.5--60
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Channels : 2 (2.0)
Model Number : PSVANE 300B
Maximum Power Per Channel : NO POWER
Origin : Mainland China -
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