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  • Simple power supply regulator 12V 15V 30V by Zener diode

    2015-01-09 13:28:56182

    This is easy circuit ,Simple power supply regulator 12V 15V 30V by Zener diode. Small and low cost. for easy work. Circuit Simple power supply regulato...

  • Simple Active antenna in SW/MW/FM bands (DS1216D)

    2015-01-09 13:25:5894

    This article describes the Simple Active antenna in SW / MW / FM bands (DS1216D). The content is very simple, very helpful. Components in this article ...

  • Low-Offset Simple Video Buffer Circuit

    2015-01-09 13:14:47144

    This circuit has proved to be an effective video buffer and will easily drive a 75- load to 1.5-V p-p output. BW is better than 20 MHz and there is les...

  • Simple Tv transmitter circuit

    2015-01-09 13:14:14114

    This is a small tv transmitter circuit wich trasmittes in VHF, negative sound modulation and PAL video modulation. It is suitable in countries where th...

  • Simple Gas Leak Detector Circuit (HIP4082IPZ)

    2015-01-09 13:06:0596

    This article describes the Simple Gas Leak Detector Circuit (HIP4082IPZ). The content is very simple, very helpful. Components in this article can help...

  • Ultra-simple Voltage Probe circuit (BC108)

    2015-01-09 12:58:22110

    Detects 1.8 to 230 Volts DC or AC This article is Ultra - simple Voltage Probe circuit (BC108). The content is very simple, but very useful. An underst...

  • Simple Square wave Generator (BC549C)

    2015-01-09 12:57:1474

    Three switchable frequencies: 100Hz, 1KHz, 10KHz Circuit diagram: Parts: R1____________560K 1/4W ResistorR2____________680R 1/4W ResistorR3____________...

  • Simple infrared remote control extender

    2015-01-09 12:55:3171

    This ultra-simple remote control extender is ideal for use with a hidden video recorder. The recorder is a Panasonic NV-SD200 and is used as part of a ...

  • Simple Car Parking Sensor circuit

    2015-01-09 12:49:18683

    This circuit is acar parking sensor, circuit takes advantage of the photodiode as the sensor distance. The distance between adjacent sensors should be ...

  • Simple Light Switch circuit

    2015-01-09 12:46:2889

    This circuit build using Op Amp 741, Though designs vary between products and manufacturers, all op-amps have basically the same internal structure, wh...

  • Simple Function Generator(TL084)

    2015-01-09 12:09:31447

    This article describes the Simple Function Generator (TL084). The principle is very simple, very practical. The circuit components can help you underst...

  • Simple DC Converter For Digital Circuit by IC 555

    2015-01-09 12:09:0281

    This circuit SimpleDC to DC ConverterForDigital Circuit. It use Volt supply 5V Only, To OutputStep up Volt10V-12V DC max. I useIC 555( hot ic Timer) fo...

  • Simple Dimmer Lamp Circuit

    2015-01-09 12:07:4983

    Here is dimmer lamp circuit.This circuit is typical of a high-end leading-edge dimmers. Dimmers circuit useful to control the lighting of a lamp level ...

  • Simple Symmetric Power Supply Without Center Tapped Transfor

    2015-01-09 12:00:2899

    It seems that center tapped transformer with a bridge diode is common solution to provide symmetric power supply, but we can actually do it with simple...

  • Simple AM Radio Receiver(OA91)

    2015-01-09 11:56:28259

    This article describes the Simple AM Radio Receiver (OA91). The principle is very simple, very practical. The circuit components can help you understan...

  • The Circuit Diagram of Simple Low-Voltage Photo Sensitive Da

    2015-01-09 11:38:3671

    This article describes The Circuit Diagram of Simple Low-Voltage Photo Sensitive Dark Detector (FQB5N90TM). The content is very simple, very helpful. C...

  • Simplest atmega8 programmer Using LPT Port

    2015-01-09 11:30:2491

    * R1-R4 = 220R Atmega 128 is like other AVR microcontrollers. They are ISP is in-system programmable. Earlier I wrote an article about AVR ISP programm...

  • Simple Digital Volume Control

    2015-01-09 11:09:5383

    This digital volume control has no pot to wear out and introduces almost no noise in the circuit. Instead, the volume is controlled by pressing UP and ...

  • Simple switching regulator by LM358 , 78L05

    2015-01-09 10:53:53554

    This circuit uses a standard 78L05 low power 5v regulator in a novel way as a voltage reference to a comparator. When the output voltage is LOWER than ...

  • Simple Field Strength Meter

    2015-01-09 10:44:12117

    Circuit diagram is very useful for radio frequency (rf) engineer and hobby, especially when he had to adjust the end of the rf transmission. Circuits t...

  • Simple-low-cost-rf-switch

    2015-01-09 10:21:5398

    When the digital logic level at the control input is low, the PIN diode is forward-biased by the CMOS gates. The two 1-KO bias resistors limit this cur...

  • Simple switching power supply CIRCUIT (2N5981)

    2015-01-09 09:57:08107

    This article describes the Simple switching power supply CIRCUIT (2N5981). The principle is very simple, very practical. The circuit components can hel...

  • How to build Simple Universal PIC Programmer

    2015-01-09 09:41:5876

    Circuit diagram: Description This simple programmer will accept any device that's supported by software (eg, IC-Prog 1.05 by Bonny Gijzen at www.ic-pro...

  • Very Simple Lead Acid Battery Charger with PB137 Regulator

    2015-01-09 09:29:25274

    This is a Very Simple circuit for Lead Acid Battery Charger usingPB137Regulator. The PB137 is used for lead acid battery charger circuit because it can...

  • Simple Bidirectional DC Motor Speed Controller Without a Tac

    2015-01-09 09:27:2182

    View Full Size Image View Original Datasheet For motor speed control without using a tachometer, thecircuit in Figure 12 shows an approach. Using the e...

  • Simple Headphone Amplifier by BC549C

    2015-01-09 09:20:13108

    Figure 1 This headphone amplifier provides a gain of less than 10 by a single stage common emitter amplifier and then via a direct coupled emitter foll...

  • Simple Stepper Motor Controller Circuit Diagram Based On The

    2015-01-09 09:16:1377

    Description: The following circuit shows about Simple Stepper Motor Controller Circuit Diagram. This circuit Based On The 7404 IC. Features: suitable h...

  • How to build Simple Short-Circuit Detection

    2015-01-09 09:14:4476

    Description This circuit is suitable in every situation where over-current protection is required. Here we give an example from the model train world. ...

  • Simple FM Receiver

    2015-01-09 09:12:07130

    Simple FM Receiver With the TDA 7000 you can build an FM radio with a minimum of components; most of them so easy to manage...like the ceramic capacito...

  • Simple NiCad Battery Charger Circuit

    2015-01-09 09:10:3780

    This circuit is a simplenicad battery charger. The nicad battery charger voltage across the pair of 1N4148 diodes biases the base of the BD140 medium p...

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