Audio "buzz" on a 1948 Motorola VK-101 - Videokarma.org TV - Video

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Audio "buzz" on a 1948 Motorola VK-101

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#12

07-25-2021, 03:29 PM

bandersen

RCA 741PCS

Join Date: Mar 2009

Location: Chicago, IL

Posts: 8,779

The VK101 is their first postwar console set and it is split carrier. It's a robust design with two power transformers. One for "high" B+ and one for "low" B+ rather than use huge voltage divider power resistors like RCA.
Technical info here: https://www.earlytelevision.org/pdf/...sams_51-14.pdf

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