Electronic Theory Handbook--1985 (classic USA annual print magazine)

Features:

• Solar Electricity
• The Robots are Here
• Inside Test Equipment (The Frequency Counter, etc.)
• Basic Course In AC Theory
• The Way AVC Works
• How Transmitters Work
• Inside Your Power Supply
• Understanding Electronics
• Electronics Language
• Power Supplies for IC Circuits

More Features (one page with below):

• How Floppy Disk Systems Work
• Synthesizer Science
• Solar Power Station
• Op-Amps How to Use Them
• Amplifiers that Oscillate
• Am/Fm Receiver Alignment
• Signal Propagation
• The UART
• Inside Superhets

Also see: Selected articles from Electronic Technician/Dealer (classic USA print magazine)