2A3 A2A3 Vacuum Tube Upgrade 2A3C 2A3-TII E2A3 WE2A3 HiFi Audio Amplifier kit DIY Matching Four-Way(1 pcs)

★★★★★ 4.2 107 reviews

$677.47
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Product details

Management number 228301632 Release Date 2026/05/31 List Price $270.99 Model Number 228301632
Category

PreamplifiersMaximum RatingsUA300VPascal 15WAThe cathode bias voltage is 0.5 MFixed bias 0.05 MDirect interelectrode capacitanceInput 7.5 PFOutput 16.5 PFGrid spacing 5.5 PFStatic parametersUA300V-Ug45VCurrent 60 mAOn-resistance 5.25 mA/V0.8 thousandFour point twoOutput 3.5 WRecommended operating conditions(reference value)Class A1, single tube (fixed bias)250V-Ug45VReflow 2.5kCurrent (0) 60 mAGeneral 5.25 mA/V0.8 KFour point twoOutput 3.5 WTotal 5 %Category AB1Push full (fixed deviation)Voltage 300V-Ug 62 Rk=780VRL 3 5 thousandüg (peak) 87 110 VCurrent (0) 80 80 mAIa (maximum signal) 140 100 mAOutput power 15 10 wattsTotal 2.5 5 %

  • Preamplifiers
ASIN B0H15LQXGN
Brand LWORJFAW
Color One Color
Manufacturer LWORJFAW
Model Number LWORJFAW
Mfr Part Number LWORJFAW

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4.2 out of 5
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