Genus Loci, an educational game.
Public domain music
High voltage fun
Hardware project writeups:
Wind turbine v2
Battery discharge protection circuit
Arduino PWM solar charge controller MkI, a crude charge controller.
Arduino PWM solar charge controller MkII, a complete redesign that is far superior in every way.
Open design for a solar power optimiser
Ideal diode design notes
Common-positive ideal diode circuit, the near-perfection of the above
Alternator voltage regulator
Ultra-low-voltage linear power supply and component tester
The 'Slender Flower' lightweight 2M/70CM antenna
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