Matched Pair PSVANE Acme Serie 274B/A274B Vacuum Tubes Replace 5Z3P/5AR4/5U4G
Matched Pair PSVANE Acme Serie 274B/A274B Vacuum Tubes Replace 5Z3P/5AR4/5U4G

Matched Pair PSVANE Acme Serie 274B/A274B Vacuum Tubes Replace 5Z3P/5AR4/5U4G

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Model: Psvane Acme Serie 274B
$625.19USD$520.99USD

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Shipping Weight: 3.5Kg 10 Units in Stock
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Brand new PSVANE Premium ACME Series Vacuum Tubes
Model No.: ACME 274B/A274B​ (Replace other 274B tubes directly)
Aluminum teflon tube base
Factory test&match pair, luxury gift box
Warranty: 12 Months
The price is for 1 PAIR/lot

A274B
Filament heating
Uf..................5V
If............... 2A
Limit rating
Anode reverse voltage peak...............1550V
Anode current peak .........750mA
Recommended work status

Anode supply voltage 2 × 500V
75Ω per arm impedance
Load impedance 2000Ω
Filter capacitor 4μF
Rectified current ≧220mA