THE AMPLIFIER INSTITUTE

4 July 2011 Updated
The Design of Active Crossovers
OUT NOW

5 Mar 2015 Updated:
Electronics World Article Index

7 Jan 2016 UPDATED
The Wireless World Archive
Rumble filters added

16 June 2016 NEW
AES Powerpoint presentations

21 June 2016 Updated:
My articles etc


THE MUSEUM OF RETROTECH

28 Mar 2017 Updated:
Oddly powered clocks

5 June 2017 Updated:
Rotary Steam Engines

6 June 2017 Updated:
Water engines

9 June 2017 Updated
Thermal Expansion Engines

12 June 2017 Updated
The Liquid Engines

19 June 2017 Updated:
High-Speed Steam Engines


UNUSUAL RAILWAY LOCOMOTIVES

6 Apr 2017 Updated
The Centennial monorail

2 June 2017 Updated
The Larmanjat System

7 June 2017 NEW
The Roadrail System

13 June 2017 Updated
Strange chimneys

14 June 2017 Updated
Pearson's 9-footer

17 June 2017 NEW
The Rorailer Concept