You are welcome to download and use these documents for your own personal use, but not to upload them to another website etc.
I would recommend that you download the pdfs and view them with Adobe Acrobat as opposed to trying to view them with your web browser. All the files are computer searchable. ( = added in the past month)
- AP1186 sections 2, 3 & 4 (from 1938) Transmitter-Receivers, Receviers, and Amplifiers
- Concise details of Ground Radio and Terminal Equipment (A.P.116A-0101-1)
Page last updated 6th November 2019 by Colin Hinson.