300B Vacuum Tube Audio Valve Audio Amplifier(1PCS)
Product details
| Management number | 210879908 | Release Date | 2026/04/04 | List Price | $185.91 | Model Number | 210879908 | ||
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AudioDirect-heated cathode medium power triode, suitable for class A1 amplification. In audio amplifiers, it is suitable for applications requiring an output power of 10W.Extreme RatingAnode voltage 480VAnode power dissipation 40WCathode currentSelf biased 100 mAFixed bias 70 mAInterelectrode capacitanceInput capacity 9PFOutput capacitor 4.3PFInter-circuit capacitance 15PFStatic parametersUa300V-Ug 60V60 mAOn-resistance 5.5 mA/VRi0.7 K3.85Output power 6.6WRecommended parametersUggUa Uf (AC) Uf (DC) I aVoltage --~ Voltage----Voltage---- mA200--33--29.5--77200--45--41.5--20250--46--42.6--74250--57--53.6--22300--60--56.5--68300--70--66.5--23400--86--82.5--68400--98--94.5--19Limit Parameters450--100--96.5--60Channels: 2 (2.0)Model: 300BMaximum power per channel: No power supply
- Audio
| Model | CUFTOBJM |
|---|---|
| Brand Name | CUFTOBJM |
| Item Weight | 174 Grams |
| Manufacturer | CUFTOBJM |
| Item Dimensions | 4.33 x 4.33 x 4.33 inches |
| Specification Met | Ul |
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