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Kirt Blattenberger (KB3UON)

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Silver-Marshall Model 727 - DC Battery-Operated Superheterodyne
Radio Service Data Sheet
June 1932 Radio-Craft

June 1932 Radio-Craft

June 1932 Radio-Craft Cover - RF Cafe[Table of Contents]

Wax nostalgic about and learn from the history of early electronics. See articles from Radio-Craft, published 1929 - 1953. All copyrights are hereby acknowledged.

This Radio Service Data Sheet provides schematics and parts lists for Silver-Marshall Model 727 - DC Battery-Operated Superheterodyne receiver. Most - if not all - electronics servicemen had subscriptions to these magazines because they were a ready source of not just these service sheets, but because of the extensive articles offering advice on servicing radios and televisions. In fact, many electronics Silver-Marshall Model 272 (RadioMuseum.org) - RF Cafemanufacturers had a policy of supplying service data only to bona fide shops. A large list is included at the bottom of the page of similar documents from vintage receiver schematics, troubleshooting tips, and alignment procedures.

Silver-Marshall Model 727 - DC Battery-Operated Superheterodyne Radio Service Data Sheet

Silver-Marshall Model 727 - DC Battery-Operated Superheterodyne Radio Service Data Sheet, June 1932 Radio-Craft - RF Cafe

Silver-Marshall Model 727-DC Battery-Operated Superheterodyne Radio Service Data Sheet

 

Posted March 20, 2016


Radio Service Data Sheets

These schematics, tuning instructions, and other data are reproduced from my collection of vintage radio and electronics magazines. As back in the era, similar schematic and service info was available for purchase from sources such as SAMS Photofacts, but these printings were a no-cost bonus for readers. There are 227 Radio Service Data Sheets as of December 28, 2020.

 

DC-70 GHz RF Cables - RF Cafe

About RF Cafe

Kirt Blattenberger - RF Cafe Webmaster

Copyright:
1996 - 2024

Webmaster:

Kirt Blattenberger,

BSEE | KB3UON

RF Cafe began life in 1996 as "RF Tools" in an AOL screen name web space totaling 2 MB. Its primary purpose was to provide me with ready access to commonly needed formulas and reference material while performing my work as an RF system and circuit design engineer. The World Wide Web (Internet) was largely an unknown entity at the time and bandwidth was a scarce commodity. Dial-up modems blazed along at 14.4 kbps while tying up your telephone line, and a nice lady's voice announced "You've Got Mail" when a new message arrived...

Copyright  1996 - 2026

All trademarks, copyrights, patents, and other rights of ownership to images and text used on the RF Cafe website are hereby acknowledged.

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