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  • Storehouse humidity detection and automatic ventilating air

    2014-11-15 10:12:3372

    The circuit is as shown, it is composed of precise time base oscillator, D trigger, temperature detection circuit, comparison circuit, relay control ve...

  • Water Level control and monitor with PIC12F675

    2014-11-15 08:11:1891

    I found some similar circuits but aren't good enough for me. Some circuits measure the water's resistance to determine the level. That is dangerous for...

  • Precision Temperature Sensors LM335Z

    2014-11-15 08:00:19159

    Precision Temperature Sensors LM335Zis a sub package of LM135,If you need see the description,please click LM135 .If you needLM335Zs datasheet,please d...

  • Optical-sensor-to-ttl-interface

    2014-11-15 07:47:24112

    This circuit is designed to detect a low light level at the sensor, amplify the signal, and provide a TTLlevet output. When the optical sensor detects ...

  • Combo Sensor for Angular Rate and Acceleration(SD746)

    2014-11-15 01:49:3669

    This article describes the Combo Sensor for Angular Rate and Acceleration (SD746). The principle is very simple, very practical. The circuit components...

  • Super Light Sensor(2N3819)

    2014-11-15 01:41:03170

    This article describes the Super Light Sensor (2N3819). The principle is very simple, very practical. The circuit components can help you understand be...

  • Fabricate a high-resolution sensor-to-USB interface. Part 2

    2014-11-14 22:18:1792

    Part 1 Zoltan Gingl Two configurable analog ports allow you to connect many sensor types using two three-input connectors, each of which has a ground p...

  • Homemade Easter Egg Anemometer

    2014-11-14 21:20:06264

    We are OUT OF STOCK on the surplus brushless DC motor we used to build this project, and since it`s surplus we cannot get any more. The resistor and ca...

  • Fog Lamp Sensor Circuit

    2014-11-14 20:50:2473

    For several years now, a rear fog lamp has been mandatory for trailers and caravans in order to improve visibility under foggy conditions. When this fo...

  • Metal detector 1

    2014-11-14 18:45:23187

    This project has not been called a GOLD! detector as this name has been left for the more complex detectors that actually discriminate been gold and ot...

  • Metal detector using 555

    2014-11-14 16:49:43271

    A very simple metal detector electronic project can be designed using a simple 555 timer integrated circuit . As you can see in the schematic circuit ,...

  • Differential Temperature Sensor CIRCUIT (LM308)

    2014-11-14 13:50:23251

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

  • HS1101 RELATIVE HUMIDITY SENSOR

    2014-11-14 12:52:55398

    The circuit is the typical astable design for 555. The HS1100/HS1101, used as variable capacitor, is connected to the TRIG and THRES pin. Pin 7 is used...

  • Ultrasonic Sensor Circuit

    2014-11-14 12:22:35142

    This Ultrasonic Sensor Circuit consists of a set of ultrasonic receiver and transmitter which operate at the same frequency. When something moves in th...

  • Based on BP01 type pressure sensor blood pressure sensor cir

    2014-11-14 10:09:3877

    The circuit uses BP01-type pressure sensor and amplifier MAX4472. BP01-type pressure sensor is specifically designed for the detection of blood pressur...

  • Optical Sensor for Viscous Liquid CIRCUIT (FR105)

    2014-11-14 09:22:24123

    This article describes the Optical Sensor for Viscous Liquid CIRCUIT (FR105). The content is very simple, very helpful. Components in this article can ...

  • Celsius converter to digital code from remote sensor

    2014-11-14 07:12:30101

    This circuit is originally published by Elana Lian and Chan Tran (Analog Devices). This simple single supply system which enables to measure remote tem...

  • The half-wave rectifier circuit-single phase half-wave recti

    2014-11-14 07:04:3885

    The half-wave rectifier is a motor that uses the single conducting way feature of the diode, and makes half of the voltage V0 from the transformer reac...

  • Hand Clap Lamp Control

    2014-11-14 06:47:01123

    What a way to drive a triac! This was a mass-produced consumer item so I guess it must be OK though. visit page....

  • Circuit forms gamma-photon detector

    2014-11-14 05:24:4971

    The circuit of Figure 1 includes a PIN photodiode that detects individual photons of gamma radiation. The reverse bias on the photodiode sometimes crea...

  • BASIC_DIGITAL_THERMOMETER_CELSIUS_AND_FAHRENHEIT_SCALES

    2014-11-14 02:21:3576

    Maximum reading on the Celsius range is 199.9 ℃, limited by the (short-term) maximum allowable sensor temperature. Maximum reading on the Fahrenheit ...

  • Logarithmic Light (Photodiode) Sensor Signal Conditioner (2N

    2014-11-14 01:57:1470

    There are many measurement system that would be more suitable if we use logarithmic scale, especially when we try to mimics human sensory response. Mos...

  • Zero beating Metal Detector

    2014-11-14 00:29:34179

    Both oscillators are built using MPF102 or J310 FETs. The Mixer is BF998 dual gate MOSFET. Audio IC amplifier is LM386 which drives a speaker. I have u...

  • Micro vibration sensor alarming circuit diagram

    2014-11-13 23:12:3699

    This circuit includes micro vibration sensor, trigger delay circuit and control circuit, the figure is as shown.The micro vibration sensor contains vib...

  • FOUR_CHANNEL_SYNTHESIZER

    2014-11-13 22:02:4668

    This circuit will synthesize two rear chan-nels for quadraphonic sound when fed with a stereo signal. The rear output for the left chan-nel, is a combi...

  • The photosensitive control circuit applied in weaving machin

    2014-11-13 21:48:5370

    When one of warps is broken, the baffle which is hold on to the warp will fall, and the light source of photosensitive tube 3DU21 is blockaded by the b...

  • MN12C25D Memory Integrated Circuit

    2014-11-13 20:52:4274

    MN12C25D is memory integrated circuit produced by Matsushita, widely used in electronic products of Panasonic series, such as Panasonic color TV, air c...

  • Arduino EEPROM Module with 512K AT24C512 for Sensor Shield

    2014-11-13 20:38:06138

    This is a new designed for small data size storage. It can help to extend the EEPROM storage of Arduino. This module uses I2C to connect to Arduino, an...

  • Line Following Robot Sensor

    2014-11-13 20:22:0869

    This Line Following Robot sensor or surface scanner for robots is a very simple, stamp-sized, short range (5-10mm) Infrared proximity detector wired ar...

  • TSV Type Temperature Sennor Typical Application Circuit

    2014-11-13 19:45:4565

    This circuit's output voltage Vo's temeratrue sensitivity is 10mV/°C. The resistance R is current-limit resistance. The capacitor C is used to improve...

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