Alarm with 4 sensors |
Very simple alarm with NE556 and 4 sensors. |
2.91 |
7,247 |
Alarm with PIC microcontroller |
Some simple PIC based alarm. |
2.88 |
6,198 |
Card lock for cars |
Electronic Card Lock system for you vehicle. |
2.92 |
6,060 |
Digital combination lock |
Digital combination lock with two 14013 ICs. |
2.92 |
4,949 |
Double sensor |
Senzor activated by light and vibrations. |
2.92 |
3,106 |
Electronic combination lock with PIC microcontroller |
Electronic combination lock with PIC microcontroller and 4 access codes. |
2.92 |
4,843 |
Electronic lock |
Electronic lock with 4022 octal counter. |
2.93 |
3,934 |
Fire sensor |
Sensor that detects fire, hopefully not too late. |
2.92 |
3,344 |
Knock-knock alarm |
Alarm, more of a sensor, that activates on door knocking sound. |
2.95 |
3,367 |
Light activated alarm |
Turns alarm (buzzer) ON, when light hits the sensor. |
2.89 |
4,253 |
Light sensor |
Another light sensor that uses NE555. |
2.88 |
3,579 |
Metal detector |
Another metal detector. |
2.90 |
8,631 |
PIR sensor |
PYR, motion sensor activated by body head. |
2.89 |
4,949 |
SMS alarm - by Pance |
SMS Alarm witn GSM phone Ericsson T10. |
2.93 |
7,036 |
Touch activated alarm v1 |
Activates alarm (buzzer) when someone comes close to the device. |
2.91 |
9,629 |