555 Contest Entries (Jay - FightCube)



Update 2:

The 555 board for the cradle swing is finished and installed.  For video proof check out this link:

A schematic is also posted above.

The headphone tube amp is also finished.  the high voltage for the tubes is generated by a 555 in astable mode driving a fet and a custom hand wound transformer. For video proof check out …..

Read the Rest