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Encyclopedia of Electronic Components Volume 2: LEDs, LCDs, Audio, Thyristors, Digital Logic, and Amplification
Make: More Electronics: Journey Deep Into the World of Logic Chips, Amplifiers, Sensors, and Randomicity
The ARRL Handbook for Radio Communications 101st Edition; Volume 3: Principles of Radio Technology PART 2
The ARRL Handbook for Radio Communications 101st Edition; Volume 6: Test Equipment, Troubleshooting, RFI, and Index
Build Your Own Transistor Radios: A Hobbyist's Guide to High-Performance and Low-Powered Radio Circuits