The ARRL Handbook for Radio Communications; Volume 2: Practical Design & Principles PART 1 by ARRL Inc. English | October 8, 2018 | ASIN: B07HNVGJS3 | 889 pages | AZW3 | 36 MB
The ARRL Handbook for Radio Communications; Volume 6: Test Equipment, Troubleshooting, RFI & Index by ARRL Inc. English | October 8, 2018 | ASIN: B07HNL95LD | 646 pages | AZW3 | 19 MB
Ward Silver, Mark Wilson, "The ARRL Extra Class License Manual: For Ham Radio, 9th Edition" English | 2008 | ISBN: 0872591352 | 500 pages | PDF | 80.77 MB
ARRL General Class License Manual for Ham Radio, Level 2 General (9th Edition) by ARRL Inc. English | 2021 | ISBN: 162595106X | 304 Pages | EPUB | 16.3 MB
The General Class license is the second of three US Amateur Radio licenses.
The ARRL Handbook for Radio Communications: The Comprehensive RF Engineering Reference [With CDROM] By 2010 | 1376 Pages | ISBN: 087259095X | PDF | 168 MB