Vacuum Tube Rectifier 572B Replace HiFi Audio Valve Electron Amplifier Kit DIY Factory Matched Quad(1pcs)

vacuum tube572B Directly heated cathode high µ triode 572B used for oscillation and power amplification in the radio deviceFilament heatingUf:6.3VIf:4ALimit ratingAnode voltage: 1250VAnode current at maximum signal: 210 mAAnode dissipation power: 125 WGrid current: 50mAInterelectrode capacitanceInput capacitance: 6PFOutput capacitance: 0.9PFCross circuit capacitance: 5.9PFStatic parametersUa: 2000V-Ug: 2VIa: 32mAµ (when Ia=20mA): 190Recommended working state (reference value)Single tube type A1 amplification (single end)Ua: 750Ug: 30Ia(0): 130Ia(max.sig): 210U(g-g.pk) : 60Ia(max.sig):210RL: 5Pout (when Dtot=5%): 40Push pull type AB2 amplificationUa: 1000Ug: 20Ia(0) : 75Ia(max.sig): 300U(g-g.pk) : 195RL: 8Pout (when Dtot=5%): 150==========Hign-concerned Chemical : NoneChannels : 1Model Number : 572BMaximum Power Per Channel : NO POWEROrigin : Mainland China

• vacuum tube
• 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.
• Durable and with a long life.