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

25 July 2016 Updated:
Monowheels

5 Aug 2016 Updated:
Acoustic radar

14 Aug 2015 Updated:
Powered by clockwork

16 Aug 2016 Updated:
The Ozaphane Duo-Trac System

24 Aug 2016 UPDATED:
Tower Spherical Engine

25 Aug 2016 Updated:
Pneumatic guns


UNUSUAL RAILWAY LOCOMOTIVES

14 July 2016 NEW
Dog-powered Locomotives

29 July 2016 Updated
British vertical boilers

31 July 2016 Updated
Compressed-Air Locomotives

19 Aug 2016 Updated
Twelve-coupled Locomotives

22 Aug 2016 Updated
Strange chimneys

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