An older analog Hitachi oscilloscope, brand name not visible

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Size: 5035px × 3400px
Photo credit: © GIPhotoStock X / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ac, analog, cathode, cosine, crt, electrical, electronic, harmonic, life, measure, measurement, oscillation, oscilloscope, ray, science, signal, sin, sine, technology, tube, wave, waveform