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  • Simple Water Level Indicator

    2015-01-08 22:08:38124

    Water Level Indicator Description This is the circuit diagram of a simplecorrosion free water level indicatorfor home and industries. In fact the the l...

  • How to build Simple but reliable car battery tester

    2015-01-08 22:05:1483

    Circuit diagram This circuit uses the popular and easy to find LM3914 IC. This IC is very simple to drive, needs no voltage regulators (it has a built ...

  • Simple variable frequency oscillator commentary principle

    2015-01-08 21:46:14121

    This article is a simple principle of variable frequency oscillator commentary. The principle is simple but effective. For your grasp this principle mo...

  • Simple Bootstraps Startup Circuit Diagram

    2015-01-08 21:25:24100

    Asimple bootstrap startup circuit diagramis schemed in the following picture. Bootstrap circuit is useful in a high-voltage gate driver. A circuit comp...

  • Simple Preamplifier by LM382

    2015-01-08 20:35:38201

    This be simple Preamp circuit. It can take sound general signal AUX and a signal from Microphone. For enlarge sound signal at the beginning. By use op-...

  • Simple function generator using LM1458

    2015-01-08 20:26:18156

    As usual the function generator will be expensive and difficult.However, this is a simple circuit with only two ICs. This circuit is suitable for exper...

  • Simplest led flasher IC circuit (CD4026)

    2015-01-08 20:22:28155

    This article describes the Simplest led flasher IC circuit (CD4026). The content is very simple, very helpful. Components in this article can help you ...

  • Expand coverage phono simple circuit showing

    2015-01-08 20:21:12101

    The following shows the expanded coverage phono circuit. After reading this circuit, we give you to explain an important component of the circuit: LM38...

  • Very simple LED Flashing with sound

    2015-01-08 20:08:5678

    If we wasp one size miniature serial loudspeaker (8 ohm speaker) suits. Flashing LED number FRL 4403 which be mourn shine that can can blink. By must n...

  • Simple Logarithmic LED Bar Display Using AN6884 IC

    2015-01-08 20:06:15230

    AN6884 is a logarithmic scale LED bar display driver. AN6884 accept wide range of supply voltage, ranging from 3.5V to 16V. This VU (voltage unit) bar ...

  • Simple IR Remote Tester (2N3906)

    2015-01-08 20:02:1998

    Most cases of infra-red remote control failure can be detected by detecting the absence of the pulsed transmitted infra red light. Its very rare that t...

  • Simple water level alarm circuit

    2015-01-08 20:01:2978

    The article describes the water level alarm circuit. The circuit is very simple, very helpful. If you understand this principle is not very thorough, i...

  • Simple LED circuit

    2015-01-08 19:51:05204

    Some LED circuits explained examples from various projects: flashing LEDs, 220V LEDs and more. We start by showing you the LED circuit in series with a...

  • Temperature-to-Frequency Converter: Enabling Simple Telemetr

    2015-01-08 19:34:57106

    If you send a DC voltage signal to carry the information for a long distance, then the signal will suffer attenuation? with unpredictable characteristi...

  • Simple flashing light circuit

    2015-01-08 19:28:0588

    Related posts: A dual alternating flashing light circuitSimple IR transmitter circuitFlashing HeartFlashing Christmas LED displayFlashing Neons (NE-51 ...

  • Simple Surround Sound Decoder (APM4953)

    2015-01-08 19:17:4992

    This article describes the Simple Surround Sound Decoder (APM4953). The content is very simple, very helpful. Components in this article can help you u...

  • Simple Digital Logic Probe Circuit

    2015-01-08 18:52:5273

    The design of the digital logic probe centers around a pair of complementary bipolar transistors, which, in this application, are used as electronic sw...

  • Simple Bidirectional DC Motor Speed Controller

    2015-01-08 18:42:5581

    View Full Size Image View Original Datasheet The LT1970 is a ±500mA power op amp with precise externally controlled current limiting. Separate control...

  • How to build A Simple Fire-Door Alarm

    2015-01-08 18:28:1283

    Description This is a simple - easy to build - fridge-type alarm circuit. For power - I used a small 9-volt battery. But the circuit will work from 5 t...

  • How to build A Very Simple LED Tester

    2015-01-08 18:23:0882

    Circuit diagram: Description This simple LED tester consists of a current source with a potentiometer that can be used to adjust the current. The curre...

  • Simple Telephone Transmiter

    2015-01-08 18:06:1978

    This circuit is a circuit diagram of a simple transmitter, but very useful circuit which can be used to transmit telephone conversations. When the tele...

  • Simple megaphone by LM380

    2015-01-08 18:00:19164

    Megaphone small lightweight portable size, 5-watt sound for your use at any time. Neck pain because it does not require voice than usual. Operation of ...

  • Super-Simple Coax to Twisted-Pair Adapter

    2015-01-08 17:53:0590

    View Full Size Image View Original Application Note Launching a baseband camera signal into twisted pair is a relatively simple matter of building a di...

  • Simple Darkness Activated Alarm(LF353)

    2015-01-08 17:48:0386

    This article describes the Simple Darkness Activated Alarm (LF353). The principle is very simple, very practical. The circuit components can help you u...

  • Simple PWM using SG3525

    2015-01-08 17:26:33723

    Circuit diagram is one of a series of PWM. Circuit diagram is ideal for accurate control of DC motors. conversion of DC voltage pulses to the circuit I...

  • Simple TTL-RS232 Level Converter Using Transistor (RS232)

    2015-01-08 17:15:14685

    This article describes the Simple TTL-RS232 Level Converter Using Transistor (RS232). The principle is very simple, very practical. The circuit compone...

  • Simple pH Meter using LM7912

    2015-01-08 17:13:3688

    pH Meter Circuit pH meter measures the voltage (the EMF, electromotive force) generated by the pH electrodes (the sensor) to show the hydrogen concentr...

  • Simple Knock Alarm With Piezo Sensor(BC548)

    2015-01-08 17:06:57129

    This article briefly describes the Simple Knock Alarm With Piezo Sensor (BC548). This principle is easy to understand, but also very practical. Depth u...

  • Simple Metronome With Transistors

    2015-01-08 16:56:4970

    Flip-flop, as an astable multivibrator, can be used to generate timing signal in music: metronome. By adjusting transistor bias resistor using a 100k p...

  • simple alarm car Circuit

    2015-01-08 16:25:3182

    Here is simple alarm car circuit. This circuit features exit and entry delays, an instant alarm zone, an intermittent siren output and automatic reset....

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