1. Outer Front Cover
2. Contents
3. Publisher's Letter: Adobe making our lives difficult
4. Mailbag
5. Feature: Digital Radio Modes - Part 1 by Dr David Maddison
6. Project: Digital FX (Effects) Pedal - Part 1 by John Clarke
7. Project: Refined Full-Wave Motor Speed Controller by John Clarke
8. Serviceman's Log: I hope the purists won't spit their dummies by Dave Thompson
9. Circuit Notebook: Biofeedback for stress management by David Strong
10. Circuit Notebook: Latching output for Remote Monitoring Station by Geoff Coppa
11. Circuit Notebook: Alternative switched attenuator for Shirt Pocket Oscillator by Rick Arden
12. Circuit Notebook: Follow-up to 'constant' AC source by Mauri Lampi
13. Feature: The History of Videotape - Helical Scan by Ian Batty, Andre Switzer & Rod Humphris
14. Project: High-Current Four Battery/Cell Balancer - Part 2 by Duraid Madina
15. PartShop
16. Project: Arduino-based MIDI Soundboard - Part 1 by Tim Blythman
17. Product Showcase
18. Review: Wagner cordless soldering iron by Tim Blythman
19. Vintage Radio: 1948 Philips table model 114K by Associate Professor Graham Parslow
20. Ask Silicon Chip
21. Market Centre
22. Advertising Index
23. Notes & Errata: High-Current Battery Balancer, March 2021; Arduino-based Adjustable Power Supply, February 2021; LED Party Strobe Mk2, August 2015
24. Outer Back Cover

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