Advertisement
Electric Fence 20KV pulses for perimeter defense – Circuit Schematic
Electric Fence 20KV pulses for perimeter defense
An electric fence, perimeter protection circuit, designed to run on batteries, and provide configurable pulses of up to 20KV, to protect a tent perimeter agains...
Circuit explanation for the ultrasonic alarm – Circuit Schematic
Circuit explanation for the ultrasonic alarm
The alarm detector circuit is different from Ultrasonic Alarm (1). In Ultrasonic Alarm (1), an alarm output is presented when there is a reflected wave from the...
Bicycle alarm electronic project – Circuit Schematic
Bicycle alarm electronic project
This is a project that I undertook during June 1996 as my final year electronics project. The entire circuit was built using individual components including log...
Ultrasonic sensors apply to parking sensor system – Circuit Schematic
Ultrasonic sensors apply to parking sensor system
By the ultrasonic sensor, control and display (or buzzer) and local composition, it can tell the driver his around obstacles by voice or a more intuitive displa...
GSM Voice Dialer with Automation Control – Circuit Schematic
GSM Voice Dialer with Automation Control
Connected to a burglar alarm or fire alarm in the event of making phone calls playing voice messages. Controlled via DTMF actuators can operate on the spot. In ...
Project: PC Power-on Combination Lock? |? O J Ford – Circuit Schematic
Project: PC Power-on Combination Lock? |? O J Ford
I designed the PC Power-on Combination Lock (PCPCL) last year for my GCSE Systems & Control project. The exam board stated that we must design a product under t...
Allarm antifurto – Circuit Schematic
Allarm antifurto
The Nutchip decodes the signal, differentiating between immediate and delayed sensors (aside from true remote control signals used for switching the circuit on ...
Simple Morning Alarm Circuit Using LDR and UM66 – Circuit Schematic
Simple Morning Alarm Circuit Using LDR and UM66
This article helps you to make a Light Sensitive Morning Alarm circuit. The morning light is sensed by an LDR (Light Dependent Resistor) or Photoresistor and it...
SMOKE DETECTOR USING 555 TIMER – Circuit Schematic
SMOKE DETECTOR USING 555 TIMER
I am presenting you a simple smoke sensing alarm circuit using 555 timer. By using this circuit you can detect smoke and it alarms when the air is contaminated....
LASER BURGLAR ALARM CIRCUIT – Circuit Schematic
LASER BURGLAR ALARM CIRCUIT
This circuit alarms whenever someone cross the Laser beam transmitted from a LASER. The output of IC TL071 goes high whenever their is no Light(Laser) Ray. This...
SIMPLE DOOR ALARM CIRCUIT – Circuit Schematic
SIMPLE DOOR ALARM CIRCUIT
Here is the circuit diagram for simple door bell, you can assemble this circuit inside your room or home where as keep the switch outside your home or room that...
OVER LIGHT SENSOR ALARM CIRCUIT – Circuit Schematic
OVER LIGHT SENSOR ALARM CIRCUIT
The LDR is a variable resistor whose resistance decreases with increase in light intensity. When the light falling on an LDR has normal intensity, its Resistanc...
Mine Safety Control Systems – Circuit Schematic
Mine Safety Control Systems
...
EMERGENCY BRAKING SYSTEMS FOR MINE HOISTS – Circuit Schematic
EMERGENCY BRAKING SYSTEMS FOR MINE HOISTS
...
pressure sensor alarm – Circuit Schematic
pressure sensor alarm
...
simple mat switch circuit – Circuit Schematic
simple mat switch circuit
...
shutter guard – Circuit Schematic
shutter guard
...
wireless and wired emergency stop system – Circuit Schematic
wireless and wired emergency stop system
...
a doorbell for the deaf – Circuit Schematic
a doorbell for the deaf
...
high and low voltage cut off with delay and alarm – Circuit Schematic
high and low voltage cut off with delay and alarm
...