572B Replacement 572B HIFI Audio Tube Amplifier Kit DIY(4pcs Matched Quad)
Product details
| Management number | 208636289 | Release Date | 2026/03/22 | List Price | $442.24 | Model Number | 208636289 | ||
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Preamps572B Directly heated cathode high μ triode 572B, used for oscillation and power amplification in equipmentFilament HeatingVoltage: 6.3VIf: 4AExtreme RatingAnode voltage: 1250VAnode current at maximum signal: 210 mAAnode dissipation power: 125WGate current: 50mAInterelectrode capacitanceInput capacitance: 6PFOutput capacitance: 0.9PFInter-circuit capacitance: 5.9PFStatic parametersVoltage: 2000V-Ug: 2VCurrent: 32 mAµ(at Ia=20mA):190Recommended working status (reference value)Single tube A1 type amplifier (single-ended)UA:750Ugg: 30Ia(0): 130Ia (maximum signal): 210U(.pk) : 60Ia (maximum signal): 210RL: 5Pout (when Dtot=5%): 40Push-pull AB2 amplifierUA: 1000Ugg: 20IA(0) : 75Ia (maximum signal): 300U(.pk) : 195RL: 8Pout (when Dtot=5%): 150Channels: 1Model: 572BMaximum power per channel: No power supplyOrigin: Mainland ChinaCertification: CE
- Preamps
| Size | 4pcs Matched Quad |
|---|---|
| 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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