Circuit diagrams and schematics - Electronic projects

This watch features a kit astounding range of features! Set a timer, from a date (a marriage, or most importantly the release of Spider-Man 3?) Connect a relay and use it as a temperature control … The possibilities are endless! Six IC 132 LED control train six attracting 1.42? major figures that display almost any [...]

Six timing positions suited to different skin types Timing affected by sunlight intensity Six timing positions suited to different skin types Timing affected by sunlight intensity. This timer was designed for people wanting to get tanned but at the same time wishing to avoid an excessive exposure to sunlight. A Rotary Switch sets the timer [...]

This is a good project for beginners as well as for those of us who have fond memories of such things. A word of caution: because of the high voltage requirements of the Nixie tubes, this circuit runs directly off the mains, so please exercise extreme caution when assembling and troubleshooting. Be sure to place [...]