/Schematics/Security devices

Title Short description Rate Download
Alarm with 4 sensors Very simple alarm with NE556 and 4 sensors. 2.89 7,223
Alarm with PIC microcontroller Some simple PIC based alarm. 2.88 6,173
Card lock for cars Electronic Card Lock system for you vehicle. 2.88 6,045
Digital combination lock Digital combination lock with two 14013 ICs. 2.91 4,935
Double sensor Senzor activated by light and vibrations. 2.90 3,091
Electronic combination lock with PIC microcontroller Electronic combination lock with PIC microcontroller and 4 access codes. 2.90 4,821
Electronic lock Electronic lock with 4022 octal counter. 2.91 3,918
Fire sensor Sensor that detects fire, hopefully not too late. 2.89 3,326
Knock-knock alarm Alarm, more of a sensor, that activates on door knocking sound. 2.93 3,350
Light activated alarm Turns alarm (buzzer) ON, when light hits the sensor. 2.88 4,239
Light sensor Another light sensor that uses NE555. 2.87 3,555
Metal detector Another metal detector. 2.87 8,574
PIR sensor PYR, motion sensor activated by body head. 2.87 4,926
SMS alarm - by Pance SMS Alarm witn GSM phone Ericsson T10. 2.88 7,020
Touch activated alarm v1 Activates alarm (buzzer) when someone comes close to the device. 2.90 9,605

Page: 12>

site friends

sponsored links