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Old vacuum tube AZ1 dual diode rectifier. Used in the power supply section. European socket Stock Photo - Alamy
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Electronics. Vacuum tube. Thermionic emission. Diode. Triode. Rectifiers. Cathode heaters. Triode oscillator. Semiconductor diodes. Transistors. Cathode-ray tube. X-ray tube. Electron microscope. Photocell. Dielectric, induction heating. Neon and ...
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Electronic Vacuum Tube Amplifier. Power Triode And Gas Diode.. Stock Photo, Picture And Royalty Free Image. Image 97722027.
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