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Shuguang WE274B Small Stereo Tube Amp , DIY Audio Tube Anode Peak Current 750mA

Categories Electronic Vacuum Tube
Brand Name: Shuguang
Model Number: WE274B
Certification: CE/ROHS/ISO9001:2008
Place of Origin: China
Payment Terms: Paypal, T/T, Western Union
Supply Ability: 1000pcs/month
Packaging Details: Standard box
Place of Origin: Guangdong: China (Mainland)
Function: Amiplifier tube
Type: Home Amplifier
MOQ: 1pair
Brand: Shuguang
MOQ: Negotiable
Price: Negotiable
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Shuguang WE274B Small Stereo Tube Amp , DIY Audio Tube Anode Peak Current 750mA

Electronic Vacuum Tube shuguang WE274B Vacuum tubes 274B Audio HIF Valve Amplifier


Psvane HIFI 274BPsvane WE274B
Psvane HIFI 5U4GShuguang WE274B
Psvane T-II Premium 274B-TⅡShuguang HIFI 274B

274B rectifier tube


Tube type: Full-Wave Vacuum Rectifier Power-supply
Identical to 274B = CV684
Normally replaceable-slightly different:5R4G
Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Vy)
Filament Vf 5 Volts / If 2 Ampere / Direct /


274B is very similar with 5U4G and 5Z3P, which can be replaced by each other in many cases. In some cases, you may be able to use 274B to replace a 5AR4. Please always check with your amplifier about tube substitution in case you accidentally damage your precious amplifier or the newly acquired tube. Such damage is NOT covered by tube warranty and tube cannot be replaced.


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



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