THE AMPLIFIER INSTITUTE

8 Oct 2010 NEW
Linear Audio: Jan Didden

9 Dec 2010 NEW
THE BAXANDALL PAPERS

4 July 2011 Updated
The Design of Active Crossovers
OUT NOW

14 Sept 2011 UPDATED
The Wireless World Archive
More 50's articles added

23 Nov 2011 Updated:
Electronics World Index

28 Nov 2011 Updated:
Book errata page



THE MUSEUM OF RETROTECH

30 Dec 2011 UPDATED:
Steam aeroplanes

31 Jan 2012 UPDATED:
Voicepipes & Speaking Tubes

8 May 2012 UPDATED:
Thermomagnetic Motors


UNUSUAL STEAM LOCOMOTIVES

19 Dec 2011 Updated
Twelve-coupled Locomotives

21 Dec 2011 Updated
Fictional Locomotives

16 Jan 2012 Updated
Strange chimneys