June 2020

Having trouble receiving refunds from airline tickets? A rant of how the industry is shooting itself in the foot.

Please let me know, if content are missing or if you come along a dead link or some other error(s).


Play a game of othello.

JavaScript version of the line capacity calculator


A power supply for turntable with AC synchronous motors.

Turn a 5A panel meter into a 50mA, 50mV or any other value you want...

Software for download


Old stuf

Archived pages