Description
- Package: Yes
- Model Number: 300B
- Maximum Power Per Channel: NO POWER
- Brand Name: AOSIBAO
- Origin: Mainland China
- Certification: CE,EPA,WEEE
PSVANE 300B HIFI Vacuum Tube Precision matching Applicable To 300B Vacuum Tube Power Amplifier Audio
Brand new PSVANE 300B Tube Replaces 300B Vacuum for Tube Amplifier
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 voltage………………480V
Anode Dissipated Power…………40W
cathode current
Self-biased………………100 mA
Fixed Bias………………70 mA
Interpole capacitance
Input Capacity ……………… 9PF
Output capacitance……………………4.3PF
Cross-circuit capacitance………………15PF
static parameters
Ua…………………………300V
-Ug…………………… 60 V
Ia…………………………60mA
Gm…………………………5.5mA/V
Ri…………………………0.7 KΩ
μ………………………… 3.85
Pout……………………6.6W
Recommended parameters
Ug
Ua 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
Buy 2 pieces, 4 pieces, 8 pieces = Precise pairing (matching group). No parameter drift.
