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Oscilloscope COS-5042 Equipment Kikusui Denpa, later |Radiomuseum.org
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LCR-6100: LCR-Meter LCR-6100, digital, 100 kHz bei reichelt elektronik
Tektronix 465 Oscilloscope Testing - YouTube
Oscilloscope COS-5042 Equipment Kikusui Denpa, later |Radiomuseum.org