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

19 Nov 2017 Updated
THE NEW BOOK
Electronics for Vinyl

15 Jan 2018 UPDATED
Balanced Line Technology


THE MUSEUM OF RETROTECH

3 May 2018 Updated
The Paris compressed air network

10 May 2018 Updated:
Aero-steam engines

14 May 2018 Updated
Refrigeration Networks

19 May 2018 NEW:
The Fotoliptofono

20 May 2018 Updated:
N-wheeled cars

21 May 2018 Updated:
Refrigerating with Air


UNUSUAL RAILWAY LOCOMOTIVES

28 Dec 2017 Updated
The Fink Locomotives

5 Jan 2018 Updated
Compressed-Air Locomotives

10 Jan 2018 Updated
French Purrey boiler locos

28 Feb 2018 Updated
Russian Reforms

20 Mar 2018 Updated
The Hurd-Simpson locomotive

28 Apr 2018 Updated
Strange chimneys