أنبوب 274B-Z يستبدل 274B 5U4G 5Z3P 5R4GY 5AR4 GZ34 U52 5V4 5Z4P(1 قطعة)
مقاس1 قطعة
وصف
Comparator
Filament Heating
Voltage....................5V
If ............... 2.5A
Restrict Rating
Peak anode reverse voltage............1550V
Peak anode current.........750mA
Recommended working conditions
Anode power supply voltage 2×500V
Impedance per arm 75
Load impedance 2000
Filter capacitor 4F
Rectification current 220mA
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Model: 274B-Z
Maximum power per channel: No power supply
Origin: Mainland China
Certification: CE
Product Type: Vacuum tube, electron tube
Replacement: 274B 5U4G 5Z3P 5R4GY 5AR4 GZ34 U52 5V4 5Z4P
Application: tube amplifier, HIFI amplifier, DIY audio amplifier accessories
Note: pairing
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