300B-Z tube upgrade 300B/4300B/WE300B/PX300B/7300B amplifier DIY package(1PCS)
Product details
| Management number | 208636257 | Release Date | 2026/03/22 | List Price | $240.10 | Model Number | 208636257 | ||
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Preamps300B-Z direct-heated cathode medium-power triode is used for class A1 amplification and is suitable for applications requiring an output power of 10W.Filament HeatingUf----------------5vIF --------------1.2AStatic parametersVoltage----------------300V-ug--------------60VCurrent value--------------60 mAElectrical---------5.25 mA/Vri---------------0.7kYou--------- --------3.85Output------------6.6WExtreme RatingAnode voltage: 480VAnode dissipation power: 40WCathode currentSelf-bias voltage------------ 100mAWhen the bias voltage is fixed, 70 mAInterelectrode capacitanceInput capacitance: 9PFOutput capacitance: 4.3PFInter-circuit capacitance --------------- 15PF
- Preamps
| Size | 1PCS |
|---|---|
| Color Name | One Color |
| Item Weight | 4.9 ounces |
| Item model number | RHNLMGKL |
| Product Dimensions | 4.33 x 4.33 x 4.33 inches |
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