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

4 Nov 2025 Updated:
N-wheeled vehicles

19 Nov 2025 Updated
WHAT IS IT? A Light Projector

21 Nov 2025 Updated:
Acoustic radar

25 Nov 2025 Updated
Carbonic acid engines

27 Nov 2025 Updated:
Rotary Steam engines

28 Nov 2025 Updated:
Unusual Musical Instruments


UNUSUAL RAILWAY LOCOMOTIVES

6 Sept 2025 Updated
Fontaine's Folly

25 Sept 2025 Updated
Sail-Powered Locos

30 Sept 2025 Updated
Duplex Drive Locomotives

29 Oct 2025 Updated
The Roadrail System

30 Oct 2025 Updated
The lever locos

1 Nov 2025 Updated
Balanced Locomotives