THE AMPLIFIER INSTITUTE

4 July 2011 Updated
The Design of Active Crossovers
OUT NOW

5 Mar 2015 Updated:
Electronics World Article Index

16 June 2016 NEW
AES Powerpoint presentations

25 July 2018 Updated
THE NEW BOOK
The Design of Active Crossovers

15 Jan 2018 UPDATED
Balanced Line Technology


THE MUSEUM OF RETROTECH

11 July 2019 Updated:
Compressed-Air Road Vehicles

13 July 2019 Updated:
Unusual gramophones

27 July 2019 Updated:
Compressed-air loudspeakers

30 July 2019 Updated
Carbonic acid engines

6 Aug 2019 Updated:
N-wheeled cars

8 Aug 2019 Updated:
Electromechanical Amplifiers


UNUSUAL RAILWAY LOCOMOTIVES

14 Dec 2018 Updated
The Roadrail System

16 Dec 2018 Updated
One-cylinder locos

23 Dec 2018 Updated
Propellor Locomotives

2 Jan 2019 Updated
Compressed on L'Ouest

27 Mar 2019 Updated
Compressed-Air Locomotives

23 May 2019 Updated
The logging locos