| Intersection setup with 2 traffic lights |
Intersection/crossroad setup with 2 traffic lights controller with LPT port. |
2.96 |
4,285 |
| KL interface for car diagnostics |
Schematics for KL interface for car diagnostics. |
2.91 |
3,598 |
| LED signal level display |
Device uses MAX924 IC. |
2.93 |
1,772 |
| Level detector |
Level detector with photo transistor. |
2.87 |
2,290 |
| Lie detector v1 |
Very simple lie detector. |
2.91 |
5,576 |
| Lie detector v2 |
Lie detector that measures skin resistance. |
2.94 |
3,350 |
| Low frequency clock signal source |
Low frequency clock signal source. |
2.90 |
869 |
| MOS FET oscillator |
Professional version of uncontrolled oscillator with MOS FET. |
2.89 |
1,293 |
| Master Clock driver for antique slave clocks |
Master clock for big old clocks with impulse motor. |
2.98 |
752 |
| Matchless metal locator |
Terrific detector and locator for metal objects with dual NE555. |
2.87 |
3,609 |
| Metal detector/seeker |
Metal detector circuit. |
2.92 |
9,120 |
| Metal seeker |
Metal seeker. |
2.90 |
3,729 |
| Mosquitos |
Mosquito repellent, one circuit and a sound-card mosquito repellent software for win and linux. |
2.91 |
9,222 |
| Motor speed controller |
Regulation of motor speed for low voltage motors. |
2.92 |
5,121 |
| Negative ION generator |
Negative ION generator. |
2.92 |
2,288 |
