PSVANE Acme Serie 274B/A274B 진공관 교체 5Z3P/5AR4/5U4G 1PC 신규
Product Warranty
All items Guaranteed 100% Brand New In the original edition Box and Come from the original factory.
All items ONE-YEAR WARRANTY !!!
All items ONE-YEAR WARRANTY !!!
Shipping Time & Invoice Declare
All items ship with DHL/UPS/TNT/EMS, (DHL/UPS/TNT) About 3-7days delivery time, EMS About 7-15days delivery time.
We can Declare the Value of the Order as Customer's Remark!!!
We can Declare the Value of the Order as Customer's Remark!!!
Product Declaration
this is the pice for one piece
if you need pair, please order 2 piece, we will matched pair for you
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
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