THE AMPLIFIER INSTITUTE

25 July 2018 Updated
The Design of Active Crossovers
OUT NOW

5 Mar 2015 Updated:
Electronics World Article Index

16 June 2016 NEW
AES Powerpoint presentations

22 Jan 2024 Updated
THE NEW BOOK
Small Signal Audio Design: 4th edition

10 Sept 2019 Updated
Distortion In Power Amplifiers


LIT CRIT
25 June 2024 Updated:
Literary criticism on sound engineering principles


THE MUSEUM OF RETROTECH

7 Apr 2025 Updated
Steam Lawn Mowers

14 Apr 2025 Updated:
Unusual Musical Instruments

15 Apr 2025 Updated:
Optical telegraphs

20 Apr 2025 Updated
WHAT IS IT? A Light Projector

26 Apr 2025 Updated:
N-wheeled vehicles

27 Apr 2025 Updated
The Limelight

28 Apr 2025 Updated
Unusual Cameras


UNUSUAL RAILWAY LOCOMOTIVES

23 July 2024 Updated
The Logging locos

19 Oct 2024 Updated
Sail-Powered Locos

24 Nov 2024 Updated
Pearson's 9-footer

12 Mar 2025 Updated
Duplex Drive Locomotives

16 Apr 2025 Updated
Diesel-Pneumatic locomotives