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infrared IR proximity detector/ IR beam barrier circuit diagram – Circuit Schematic
infrared IR proximity detector/ IR beam barrier circuit diagram
The circuit uses the very popular Sharp IR module (Vishay module can also be used). The pin nos. shown in the circuit are for the Sharp & VIshay modules. For ot...
hygrometer – Circuit Schematic
hygrometer
What you have sounds like something from this type family of sensors. Not really a good choice of sensor for use with a PIC and actually a pretty low end sensor...
2 module ir light barrier wont run same power source – Circuit Schematic
2 module ir light barrier wont run same power source
Connected 0. 1uf cap and 500uf electrolytic cap to transmitter and the same to receiver. The result was it still does not work. I tried to add just diodes but i...
ph d scientist infrared sensor – Circuit Schematic
ph d scientist infrared sensor
Build a device to determine the depth of the flocculent layer in a lake. The flocculent layer is a mud layer that has a similar consistency of water. It is pret...
ring detector – Circuit Schematic
ring detector
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ultrasonic cleaning transducers series parallel – Circuit Schematic
ultrasonic cleaning transducers series parallel
A small ultrasonic cleaning device and it runs 1 x 50W transducer at the moment. I am going to build another that uses two 20W transducers and was just wonderin...
simple rain sensing circuit – Circuit Schematic
simple rain sensing circuit
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simple gauss detection switch – Circuit Schematic
simple gauss detection switch
An ultra sensitive gauss meter circuit/schematic anywhere that constitutes a simple indicator No measurement. No scaling. No accuracy. Just hall device/ic on a ...
Audio Thermostat LM56 ProjectCircuit – Circuit Schematic
Audio Thermostat LM56 ProjectCircuit
Thermostat LM56 Project Circuit Diagram LM56 Thermostat Project Circuit Diagram values of R1, R2 and R3 for the required trip points VT1 and VT2 can be determin...
Ultrasonic motion detector circuits – Circuit Schematic
Ultrasonic motion detector circuits
From circuits in Figure 1 is the motion sensor circuit. The working of circuit to start from when we apply a power supply 12 volt to input point 12 volt. T From...
Non contact ac detector voltage tester using CD4060 – Circuit Schematic
Non contact ac detector voltage tester using CD4060
Tools that features equivalent of a professional, easy to use, cheaper, and more importantly, safe for use. For checking to find AC 220 Volt or 120V or call.....
Lie detector circuit – Circuit Schematic
Lie detector circuit
This is a false capture circuit or Lie detector circuit. The basic principle of the resistance of human skin. While dry skin is a resistance of about 1 Mega ohm...
How to install CCD camera sensor with VHF sender – Circuit Schematic
How to install CCD camera sensor with VHF sender
The CCD camera sensor is device that have very useful. This project has small size. But quality is a lot good. We can install with Television easily through the...
Homebrew Utrasonic Imager – Circuit Schematic
Homebrew Utrasonic Imager
This is the electronic schematic of the homebuilt SONAR. Only one piezoelectric tranducer is used for both tramsmit & receive. This transducer is switched from ...
Wireless Color Sensor – Circuit Schematic
Wireless Color Sensor
Close to human perception and stable color sensing is an ubiquitous problem found in numerous disciplinces, e. g. , in machine vision for classification and rec...
Day / Night Electronic Thermostat – Circuit Schematic
Day / Night Electronic Thermostat
This design was created at the request of my father. It is designed to operate a 240V a. c. heater, in his Orchid box, to maintain a higher temperature during d...
Temperature and relative humidity meter using an inexpensive DHT11 sensor – Circuit Schematic
Temperature and relative humidity meter using an inexpensive DHT11 sensor
DHT11 is the most inexpensive sensor currently available in the market that provides calibrated digital outputs for temperature and relative humidity. It is ava...
25 kHz Ultrasound Transducer – Circuit Schematic
25 kHz Ultrasound Transducer
I am trying to create two circuits * 1 transmitter * 1 receiver for ultrasounds. I all ready have a pair of 25 kHz transmitter/receiver.....
Water Level Indicator Circuit Schematic – Circuit Schematic
Water Level Indicator Circuit Schematic
Simple, two-wire, remote monitoring unit, Three-LED level display, 9V battery powered The whole project was developed on a friend s request. Its purpose w.....
using led as a light sensor – Circuit Schematic
using led as a light sensor
This circuit shows how to use an ordinary LED as a light sensor. It makes use of the photovoltaic voltage developed across the LED when it is exposed to l.....