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  • CMOS Active Pixel Sensor (CMOS APS)

    2014-11-29 17:52:3887

    Active Pixel Sensor (APS)is an image sensor, made up of an array of pixel sensors. In these pixel sensors, each pixel sensor consists of a photo detect...

  • Current Sensor Board Based on 6N137 and AT90S8535

    2014-11-29 15:47:44104

    Current Sensor Board Overview The Current Sensor Board contains an Atmel AVR AT90S8535 running at 8MHz which samples six ADC current inputs and uses th...

  • Metal Detector with CS209A

    2014-11-29 15:25:54228

    A single chip metal detecor with a range of a few inches. This is useful for decting nails or screws in walls and floors, or for locating buried mains ...

  • Colorimeter and Concentration Meter Circuit

    2014-11-29 15:11:35189

    As the circuit shows, when the sample is inserted, the photosensitive resistor will transform its received light intensity into electrical signals acco...

  • SILICON_DIODE_SENSOR

    2014-11-29 11:10:33105

    Ordinary silicon diode having temperature coefficient of about -2 mV/℃over wide temperature range serves for sensing temperature differentials up to ±...

  • VR-tube High Frequency Signal Generator Circuit

    2014-11-29 10:57:1790

    As shown in figure, the circuit uses the characteristic of zener breakdown of the VR-tube to get high frequency signals amounting to hundreds of megahe...

  • IR Sensor Circuit

    2014-11-29 08:47:27355

    The Basic of IR Sensor Circuit IR sensor circuitis a circuit that includes use of electronic devices that emit and / or receive through the detection o...

  • Wet soil tester with LED

    2014-11-29 08:07:07132

    This is a very simple circuit that can be used to test whether a pot is dry or not. When the two probes are inserted in wet soil, then the resistance b...

  • Christmas fancy Lantern Circuit Of Photo-coupler

    2014-11-29 07:29:5482

    As shown in figure is an attractive Christmas fancy lantern.When the power source is available,lantern HL will brighten gradually;and it will darken au...

  • The medical call receiver circuit with lighting signals

    2014-11-29 07:22:5277

    In the figure is a receiver that can avoid leaving out the sound of asking for help, in the daytime, only the receiver works and the lights automatical...

  • Ultrasonic Level Sensor

    2014-11-29 06:06:241846

    Ultrasonic Level Sensor Working Principle Ultrasonic level sensoris one approach commonly used of the various types of measurement-level offered in the...

  • CD4093 Water Level Sensor (Detector)

    2014-11-29 05:52:21183

    This water level sensor (detector) circuit uses a standard NAND logic gate to produce oscillation and to detect the water level. Oscillation is include...

  • Water Sensor Alarm using LM380

    2014-11-29 05:49:59140

    This be Water Sensor Alarm Circuit for warn the water level , by when sensor point touch the water orthe rain. The circuit have a voice loud warn hear ...

  • Audible-light-sensor-by-ic-741

    2014-11-29 05:45:48176

    This is audible light sensor circuit that is based the IC741 op-amp IC. This circuit light sensor one,these are use two LDRs for detector lower lightly...

  • LPG Gas Leakage Sensor Alarm circuit diagram

    2014-11-29 05:22:35290

    This is the schematic diagram of LPG gas leakage sensor alarm. The circuit operates off a 9V PP3 battery. Zener diode ZD1 is applied to convert 9V into...

  • sound detector tone decoder

    2014-11-29 04:56:45152

    This circuit is designed to trigger on a 1 khz tone. to change this frequency - refer to the table below, then change the resistor and capacitor values...

  • Camera internal flash circuit

    2014-11-29 03:34:0785

    This circuit is composed of the light measurement circuit and the flash circuit, as the figure shows. It can be used in the POPTICS (one kind of popula...

  • Humidity Sensor CIRCUIT (TLC1050)

    2014-11-29 03:06:53212

    Introduction Interfacing humidity sensor can be difficult because of the sensors drive requirement and their wide dynamic range.? We can customize the ...

  • 741 Light Sensor CIRCUIT (NTE128)

    2014-11-29 00:19:39141

    This article describes the 741 Light Sensor CIRCUIT (NTE128). The content is very simple, very helpful. Components in this article can help you underst...

  • Transistor Sensor Temperature Measurer

    2014-11-29 00:11:3993

    Using the fact that the VRE of a transistor shifts 59.16 mV per decade of current at 25?°C. This cons tant is 0.33%/?°C. This V5E-vs.-current relatio...

  • piezoresistive pressure sensor circuit

    2014-11-28 23:23:02107

    MPX205O and MPX2l00 type pressure sensor is a silicon piezoresistive pressure sensor, with the function of thermistor temperature compensation. The bas...

  • Light sensing circuit diagram

    2014-11-28 23:20:10109

    In the silicon-controlled trigger circuit, cadmium sulfide cell connects the relaxation oscillator before having a sensor to blink in darkroom. That ma...

  • GROUND_FAULT_HALL_SENSOR

    2014-11-28 23:15:5193

    No electrical contact exists between the circuit and the conductor. The 7474 flip-flop is triggered by the output from the Hall sensor, op amp, and Sch...

  • Battery Current Sensor

    2014-11-28 21:31:02178

    These controllers have an inhibit input and the effect of shorting this down to ground is to turn down the internal demand speed. So with the battery c...

  • Photoelectric Sensor Of Tracking White Line Circuit

    2014-11-28 20:52:0377

    The picture shows the photoelectric sensor of tracking white line circuit.Part (a)shows the diagram. Part (b)shows themiddle line. Part (c) shows the l...

  • LIGHT_DEPENDENT_SENSOR_FOR_MULTIPLE_INPUTS

    2014-11-28 20:19:0473

    This light-dependent sensor uses LDRs to detect the presence or absence of light. As long as the light source striking the LDRs remains constant, the a...

  • HOOK_SENSOR_ON_4__TO_20_mA_LOOP

    2014-11-28 15:08:4970

    Here's an effective for a temperature sensor to receive power from a 4-to-20 mA loop without actually affecting the loop current (see the figure). This...

  • Differential Temperature Sensor

    2014-11-28 14:39:4886

    Differential temperature sensor is used to measure temperature difference in two different area. Here is the schematic diagram of the circuit: Please n...

  • 1IONIZATION_CHAMBER_SMOKE_DETECTOR

    2014-11-28 13:14:2085

    If the smoke alarm signal must be a continuous one rather than pulsating, then the slightly less expensive, all discrete transistor version of the MC14...

  • Light Sensor Circuit

    2014-11-28 12:06:561269

    Ambient Light Sensor Circuit Light sensor circuit, such as the name is a circuit that utilizes the light intensity / beam for the other applications do...

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