-40%
1Piece New Psvane Vacuum Tube Acme 274B Replace 5U4G 5U4 5Z3P 274 Electron Tube
$ 135.16
- Description
- Size Guide
Description
1Piece New Psvane Vacuum Tube Acme 274BReplace 5U4G 5U4 5Z3P 274 Electron Tube
A274B
Glass shell eight feet directly heated full-wave rectifier,274B is very similar with 5U4G and 5Z3P, which can be replaced by each other.
Heater
Uf………………5V
If…………… 2.5A
Maximum Rating
anode inverse peak voltage……………1550V
anode peak current ………750mA
Recommend working condition
Anode supply voltage 2×500V
Each arm impedance 75Ω
load impedance 2000Ω
Filter capacitor 4μF
Rectifier current ≧220mA