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  • Digital Dice circuit

    2015-01-16 01:04:1386

    A electronic friends was seeking a play circuits in your free time,a cheap and easy to made.This dice digital circuit would be a favorite of everyone, ...

  • Motion Filter Effect circuit diagram

    2015-01-16 01:00:56103

    This circuit will controls the initial frequency and controls how much the envelope follower responds to the input signal. An envelope follower/filter ...

  • Precision Attenuator for Digital uC Control

    2015-01-16 00:37:3374

    When Instruments are designed a analog front end is essential and also as most equipment have digital or microcontroller interface the analog circuit n...

  • Euro Rack VoS Filter Now Available

    2015-01-15 23:42:5472

    The Voice of Saturn (VOS) VC Filter is now available in Euro-Rack format exclusively from a n a l o g u e h a v e n. The VoS Voltage Controlled Filter ...

  • Digital Voltage Selection Control for L200 Regulator

    2015-01-15 23:40:0772

    This is digital voltage selection control circuit. This circuit uses L200Regulator. It can be used to regulated the output voltage digitally. Here is t...

  • High Impedance Wideband Low Capacitance Buffer

    2015-01-15 23:19:58101

    This circuit is a series of High Impedance Wideband Low Capacitance Buffer. This feature2N4416 low input capacitance that makes the feedback buffer com...

  • RC filters-operation-circuit-diagram

    2015-01-15 23:18:17403

    RC-filter The drawbacks of pi-filters are the comparatively larger cost, more weight, bigger size and external field developed by the series inductor. ...

  • Digital Clock Based on Sam Gordon Theory

    2015-01-15 22:54:04113

    Figure 1 The circuit was designed to implement the concept of Sam Gordon in making a digital clock with visible components from the viewer of the clock...

  • Digital pH Meter Signal Conditioner with Pulse/Frequency Out

    2015-01-15 21:50:40167

    This article describes the Digital pH Meter Signal Conditioner with Pulse / Frequency Output (LM3130). The content is very simple, very helpful. Compon...

  • Full-Wave Rectifier with Filter

    2015-01-15 20:39:0267

    Java-Runtime is required for Circuit Simulation. Download Java for Windows Download Java for Linux Download Java for Other OS Start Simulation Circuit ...

  • Ratio Detector for FM Demodulation (CP82C54)

    2015-01-15 20:13:1298

    This article describes the Ratio Detector for FM Demodulation (CP82C54). The content is very simple, very helpful. Components in this article can help ...

  • Differential Analog Switch (FM1208)

    2015-01-15 19:33:28205

    This article describes the Differential Analog Switch (FM1208). The content is very simple, very helpful. Components in this article can help you under...

  • Mini DDS (Direct Digital Synthesis) CIRCUIT (1N4148)

    2015-01-15 18:30:51104

    This article describes the Mini DDS (Direct Digital Synthesis) CIRCUIT (1N4148). The content is very simple, very helpful. Components in this article c...

  • speech filter

    2015-01-15 18:20:2488

    Speech Filter ? ????????? ?????? ???????????? ??? ????? ??????? ?????????? , ??? ?????????? ??? 300?? ??? 3???. ?? ????? ???? ????? ??? ??????? ???????...

  • Filters

    2015-01-15 18:06:4876

    Filters in General There are numerous examples of filters in the other units, especially the ubiquitous RC low- and high-pass filters that we considere...

  • Active Fourth-Order High-Pass Filter For 50Hz Circuit

    2015-01-15 17:52:48292

    This circuit which uses an LM1458 or similar op amp is a fourth-order high-pass filter with a 24 dB/octave roll-off. The values of Rx/R2, RJRV can be s...

  • Digital Delay Unit for Surround Sound (M65830)

    2015-01-15 17:24:08292

    This article describes the Digital Delay Unit for Surround Sound (M65830). The content is very simple, very helpful. Components in this article can hel...

  • 3-Axis, ?1.5 g/?3 g/?6 g/?12 g Digital Accelerometer(ADXL312

    2015-01-15 17:24:0267

    This article describes the 3-Axis, 1.5 g / 3 g / 6 g / 12 g Digital Accelerometer (ADXL312). The principle is very simple, very practical. The circuit ...

  • Digital 7 Segment Pulse Counter

    2015-01-15 17:14:3194

    A pulse counter can be built by using 7490 decode counter and 7557A. This circuit can count from zero to 9. Pins 3 and 2 of all 7490s must be connected...

  • Buffer circuits for digital cmos

    2015-01-15 17:11:3968

    The family of CMOS digital ICs have many strengths. It can be used to power a 3-16V, Easy and cheap. It has the same frequency is not high. Slow respon...

  • Impulse modulation infrared transmitter circuit

    2015-01-15 16:45:5565

    This infrared transmitter can be used with this infrared receiver. This transmitter uses. The modulated signal is produced by comparison of an audio si...

  • Dinsmore 1490 digital compass (BC337)

    2015-01-15 16:35:55161

    This article describes the Dinsmore 1490 digital compass (BC337). The content is very simple, very helpful. Components in this article can help you und...

  • Tunable Bandpass Filter

    2015-01-15 16:24:15134

    One of the difficulties in the design of higher-order tunable bandpass filters is achieving correct tracking of the variable resistors in the RC networ...

  • Digital Arithmetic

    2015-01-15 16:01:1164

    Sometimes it is convenenient to perform hard-wired digital arithmetic. In the simplest case, we have several inputs that produce one or more outputs co...

  • Frequency Source with Digital Control

    2015-01-15 15:42:4068

    This is a frequency source system that is controlled by a digital (microprocessor/microcontroller) system. This circuit produces? a square wave signal ...

  • Band rejection filter using TL071

    2015-01-15 15:40:15131

    The band rejectionfilter circuitis not wide filter that can denial the frequency up to 60dB by we used theTL071single chip op-amp it is very low distor...

  • Programmable Photovoltaic Transimpedance (X9258T)

    2015-01-15 15:12:2669

    Photovoltaic transducers has been widely used in medical, consumer, scientific instrumentation, and industrial applications. Photovoltaic sensors is a ...

  • 455-Khz Narrow-Band If Filter Circuit

    2015-01-15 14:19:33231

    This filter uses five 455-kHz ceramic resonators. The impedance is 330, the bandwidth is 800 Hz, and the ultimate rejection 60 dB. The ceramic resonato...

  • 5V 5A switching regulator for digital by LM2678

    2015-01-15 13:26:0794

    Here is circuit switching regulator 5V 5A for digital circuit. Use IC LM2678-5.0 is High Efficiency 5V 5A Step-Down Voltage Regulator This is good powe...

  • Digital-frequency-meter

    2015-01-15 13:25:35114

    The circuit converts frequency to voltage by taking the average de value of the pulses from the 7 4121 monostable multivibrator. The one shot is trigge...

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