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

14 Aug 2015 Updated:
Powered by clockwork

16 Aug 2016 Updated:
The Ozaphane Duo-Trac System

24 Aug 2016 Updated:
Tower Spherical Engine

2 Sept 2016 Updated:
Rotary Valve Steam Engines

4 Sept 2016 Updated:
Pneumatic guns

27 Sept 2016 MAJOR UPDATE:
Odd working fluids


UNUSUAL RAILWAY LOCOMOTIVES

19 Aug 2016 Updated
Twelve-coupled Locomotives

9 Sept 2016 Updated
The Colombian Steam-motor

11 Sept 2016 Updated
Strange chimneys

12 Sept 2016 Updated
Prussian Cab-forwards

14 Sept 2016 Updated
The Strong Duplex Boiler

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