Electronic Circuit and Schematic

Light Flasher (Blinking Lights)

noreply@blogger.com (Wahyu Eko) — Mon, 04 Mar 2013 20:33:17 PST

This is a very basic circuit for flashing one or more LEDS and also to alternately flash one or...

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Increase Regulator Voltage Output

noreply@blogger.com (Wahyu Eko) — Sat, 01 Dec 2012 05:10:31 PST

It is often necessary to arrange an voltage regulator IC to give a higher output voltage than that...

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3V electronic stun gun circuit

noreply@blogger.com (Wahyu Eko) — Tue, 07 Aug 2012 01:28:35 PDT

This circuit above is a cheap version stun gun circuit that is powered by two AA baterry. The...

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9V to 13.5kV Inverter Circuit

noreply@blogger.com (Wahyu Eko) — Mon, 06 Aug 2012 00:52:01 PDT

This high voltage source is formed by an inverter, around the transistor, which provides pulses of...

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50W-70W Power Amplifier with 2N3055 & MJ2955

noreply@blogger.com (Wahyu Eko) — Sat, 04 Aug 2012 02:57:09 PDT

This good detail both circuit diagram ,PCB,part assembly,layout and show case in completed set that...

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Stereo 80Watt Audio Amplifier TDA7294

noreply@blogger.com (Wahyu Eko) — Sat, 04 Aug 2012 02:40:40 PDT

The described circuit uses two TDA7294 for use in stereo (2 x 80 watts) and bridge mode (1x 180...

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Class-A Headphone Amplifier Circuit

noreply@blogger.com (Wahyu Eko) — Thu, 02 Aug 2012 05:32:48 PDT

400mW RMS into 32 Ohm load, Single-rail Supply - Optional Tilt Control This design is derived from...

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Pushbutton Relay Selector Circuit

noreply@blogger.com (Wahyu Eko) — Thu, 02 Aug 2012 05:21:49 PDT

This circuit was designed for use in a hifi showroom, where a choice of speakers could be connected...

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Timer Garage Door Circuit

noreply@blogger.com (Wahyu Eko) — Thu, 02 Aug 2012 04:20:43 PDT

Because I’m old school, I wanted to build a Garage Door Closing circuit without relying on...

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Electronic Fuse for DC Short Circuit Protection

noreply@blogger.com (Wahyu Eko) — Thu, 02 Aug 2012 03:23:52 PDT

This is an electronic fuse that protects the load against short circuit. Relays must be chosen...

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Super Boost USB Charger Circuit

noreply@blogger.com (Wahyu Eko) — Thu, 02 Aug 2012 01:45:01 PDT

This design is inspired by the Minty Boost but it fixes some of the issues that I had with it. The...

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3 in 1 FlashLight Circuit

noreply@blogger.com (Wahyu Eko) — Thu, 02 Aug 2012 01:37:25 PDT

Want to avoid the problem of carrying three different flashlights to perform a test? Why don’t you...

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LM317 Calculator

noreply@blogger.com (Wahyu Eko) — Tue, 07 Aug 2012 01:58:45 PDT

This calculator helps you set the output voltage of LM317 regulator IC by simply replacing the...

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Laptop Power Supply for Car

noreply@blogger.com (Wahyu Eko) — Mon, 06 Aug 2012 01:06:56 PDT

Laptops today are the what is called notebook computers, which now is becoming popular. Laptops can...

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12V Battery Checker Circuit

noreply@blogger.com (Wahyu Eko) — Tue, 31 Jul 2012 04:41:16 PDT

This is a 12V battery checker circuit that uses 3 LEDs that light up at their respective voltages....

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Automatic light activated switch circuit

noreply@blogger.com (Wahyu Eko) — Tue, 31 Jul 2012 02:36:55 PDT

The circuit can be used for switching OFF a particular lamp or group of lamps in response to the...

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Eight Band Sub-Woofer Graphic Equaliser

noreply@blogger.com (Wahyu Eko) — Sun, 29 Jul 2012 03:25:47 PDT

Your sub is installed and set up as best you can, but you can't quite get it to sound right. Some...

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Fluorescent Tube Basics

noreply@blogger.com (Wahyu Eko) — Sun, 29 Jul 2012 03:13:54 PDT

While they have been with us for many years, fluorescent lamps remain somewhat mysterious to most...

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Ballast and Starter Fluorescent Lamp

noreply@blogger.com (Wahyu Eko) — Sat, 28 Jul 2012 02:49:52 PDT

Installation of fluorescent lamp circuits, we can see that most of the foot fluorescent lamp...

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TDA2050 Power Amplifier Circuit

noreply@blogger.com (Wahyu Eko) — Sat, 28 Jul 2012 02:35:41 PDT

High output power, low distortion, power amp for HiFi and high class TV sets. Maximum output at 4...

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LNB Cable Data Transceiver Circuit

noreply@blogger.com (Wahyu Eko) — Sat, 28 Jul 2012 01:35:29 PDT

This circuit was designed and used to transmit commands over LNB coaxial cable. An LNB (or LNC) is...

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500Watt Power Amplifier Circuit

noreply@blogger.com (Wahyu Eko) — Fri, 27 Jul 2012 23:19:07 PDT

In this post I will publish the circuit schematic diagram of Power Amplifier with 500watt...

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Car Wiper Control Using 555 PCB

noreply@blogger.com (Wahyu Eko) — Thu, 26 Jul 2012 11:33:10 PDT

Circuit In rainy seasons, it is very annoying that wiper of your car wiping instantly all the time....

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Circuit Diagram of Remote Control Tester

noreply@blogger.com (Wahyu Eko) — Thu, 26 Jul 2012 11:25:40 PDT

Here is an infrared remote control tester circuit that can be made without spenting much money.This...

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230V Flasher Circuit

noreply@blogger.com (Wahyu Eko) — Sat, 28 Jul 2012 02:20:35 PDT

This circuit operates with 230v.you can use this circuit to decorate your parties.I think this will...

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