Octal Based Tube Power Amp , Small Stereo Tube Amp Full Wave Rectifier Psvane 274B-T MKII

Octal based full-wave rectifier Psvane 274B-T MKII Tested Tube Replace EH JJ 274B 5U4G 5Z3P

274B is a ilamentary octal based full-wave rectifier designed to supply direct current from an alternating current source.

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

Established in 2007 as an Electronic parts supplier, we start supplying NOS tubes to tube AMP factories since 2010. Nowadays, we are also supplying new tubes and other hifi DIY parts to tube amplifier factories and audiophiles.

Our production line:

1. Stereo Vacuum Tubes

2. Electronic Vacuum Tube

3. Vintage Vacuum Tubes

4. Vacuum Tube Sockets

5. Audio Electrolytic Capacitors

6. DIY LED Diode

7. Audiophile Grade Resistors

8. Tube AMP Board

9. Tube AMP Parts

10. Tube AMP Transformer

11. Guitar AMP Volume Knob

12. Guitar Amplifier Handles

All Hifi parts and tubes from us are sold at reasonable price with good quality, Welcome to visiting our website, we will provide best service no matter you are big HIFI products factories or individual audiophile.

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