Sunday, February 24, 2008
Saturday, February 16, 2008
Sunday, February 10, 2008
Friday, February 1, 2008
The "BEAM Stepper" motor author Duane C Johnson and Wilf Rigter have beendone by following: it was taken chip dip socket with 74AC240 and added one more 74AC240 . The it is possible to use stepper motor from floppy 12 ohms. The "BEAM Stepper" rotates CD disc.
Construction called "dead beetle" with Assembly is done the microchip socket.