(partial restoration) – Vintage Electronics Technology 1970: The CATHODE RAY OSCILLOSCOPE (CRT)– principles and applications are discussed in this passage from a partially restored Britannica film which explains vacuum tube CRT essentials as well as exactly how they are used in several applications. Understood as “CRT” or “CSO” they are vacuum tube based. Oscilloscopes were additionally utilized in combination with tv & radio troubleshooting as well as in many very early computers (consisting of UNIVAC I and also II) to keep track of portions of the electronic wiring.
One of the oscilloscopes you will certainly see in this film is the Tektronix Type 561A, made in the United States by Tektronix Inc. around 1969. Tektronix Inc., an American firm established in 1946 by C. Howard Vollum as well as Melvin J. Murdock, created a selection of examination tools as well as for many years Tektronix oscilloscopes were taken into consideration the best readily available being renowned for their precision as well as dependability. Also revealed is an HP 180A oscilloscope, which first showed up around 1966. Uploaded for historic testimonial and remark regarding 1970’s technological instructional settings.
Tektronix Web Site
Many Thanks to SpeakEasy Archives for transfer and reconstruction
vacuum cleaner tube CRT
cathode ray tube
cathode ray oscilloscope
television, radio, troubleshooting