Running LED with 4017

Make a series letters from the LED

Make a series letters from the LED , Things to consider before making the sign of the LED array, 1) Use LED nodes. 2) Paint the top of the P... Baca selengkapnya »

Subwoofer power amplifier IC OPA541BM

Subwoofer power amplifier circuit based on IC OPA541BM very suitable for use in subwoofer speakers, these amplifiers possess excellence in s... Baca selengkapnya »

120W amplifier with LM12

This is power amplifier with basic amplifiy on IC LM12. Baca selengkapnya »

BTL Stereo Amplifier TDA7052 / 3

This is BTL stereo power amplifier with basic amplifier on IC TDA7052 / TDA7053 Baca selengkapnya »

TDA2005 2 X 20 Watt Power Amplifier

This time, there is a series of audio amplifer 20W as well, but using IC TDA 2005 as a series of his base amplifier. The series of 2x20 Watt... Baca selengkapnya »

Power Supply Variable 1.3V - 12.2V 1A Circuit

Power supply circuit to generate output below were variations between 1.3V DC to 12.2V DC with 1A current. In addition, the power supply cir... Baca selengkapnya »

Condenser Pre Amplifier LM 1458

This is a simple preamplifier circuit for electret condenser microphone. using a LM1458 dual op amp IC. The circuit takes the audio signal r... Baca selengkapnya »

Mini Amplifier with 3 Transistor

Mini 3 transistor amplifier is a simple amplifier with 50mW power drawn by 3 transitor. The series of three mini-amplifier transistors can ... Baca selengkapnya »

Toggle switch with Infra Red IR

Toggle switch in this article is a series of toggle switches that are controlled by infrared light. The series toggle switch is made from a ... Baca selengkapnya »

150 watts power amplifier circuit

Amplifier circuit is 150 watts power amplifier circuit is quite simple. This circuit requires only 5 pieces of transistors as the main compo... Baca selengkapnya »

5 Volt Switching Regulator Power Supply

The switching regulator power supply used LM2575-5.0 on this schematic. You can make the stable voltage by using the 3 terminal regulator li... Baca selengkapnya »

6 to 12 Volt Power Supply Inverter

This inverter circuit can provide up to 800mA of 12V power from a 6V supply. For example, you could run 12V car accessories in a 6V (British... Baca selengkapnya »

Altium Designer 10.0 – Free Download

A unified electronic product development solution Altium Designer is the world’s first and only unified electronic product development syste... Baca selengkapnya »

Measure your stress level – Tension meter

If you, like so many other people in this day and age, arrive home from work stressed out and with the problems of the day still lingering,t... Baca selengkapnya »

Smart Tracker - track anything from your child to shoes

The EPE Minder consists of two type- approved transmitter units and a receiver. If either transmitter becomes separated from the receiver, a... Baca selengkapnya »

Power Supply Variable 1.3V - 12.2V 1A Circuit

Power supply circuit to generate output below were variations between 1.3V DC to 12.2V DC with 1A current. In addition, the power supply cir... Baca selengkapnya »

LM4651 and LM4652 170W power amplifier

170 Watt power amplifier is a power amplifier that is built by IC LM4651 and LM4652. Read this circuit » Baca selengkapnya »

170W power amplifier LM4651 and LM4652

170 Watt power amplifier is a power amplifier that is built by IC LM4651 and LM4652. Part of this power amplifier driver using the LM4651 IC... Baca selengkapnya »

Tube Power Amplifier 35W Push Pull

Tube Power Amplifier 35W Push Pull is made using a tube and eventually compiled configuration push-pull amplifier. Tube Power Amplifier 35W ... Baca selengkapnya »

Rangkaian Power Supply for tube amplifier

Power supply for EL-34 tube is specially designed for the purposes of power supply at the push-pull amplifier with EL-34 tube as in article ... Baca selengkapnya »

Turbo Bass Circuit

Turbo Bass Circuit Turbo Bass Circuit Baca selengkapnya »

Class A headphone amplifier

Class A headphone amplifier Class A headphone amplifier Baca selengkapnya »

HiFi Headphone amplifier

HiFi Headphone amplifier HiFi Headphone amplifier Baca selengkapnya »

TDA1308T Headphone amplifier circuit

TDA1308T Headphone amplifier circuit  TDA1308T Headphone amplifier circuit Baca selengkapnya »

Headphone amplifier circuit

Headphone amplifier circuit with op amp ic OPA134, 2134, NE5532, 5534. Headphone amplifier circuit with op amp Baca selengkapnya »

Hi-Fi 25W Power Amplifier (Class-A)

Hi-Fi 25W Power Amplifier (Class-A) Schematics Circuit Click to view larger Baca selengkapnya »

Flash Lights with HT2014L

Flash Lights with HT2014L Read this circuit » Baca selengkapnya »

1.3V DC to 12.2V DC Regulator Power Supply

Power supply circuit to generate output below were variations between 1.3V DC to 12.2V DC with 1A current. Read this circuit » Baca selengkapnya »

Transceiver Homebrew QRP SSB 80M Band

Radio communication transceiver is a radio transmitter at the same time the plane doubles as a radio receiver used for communication purpose... Baca selengkapnya »

Toggle Switch with IR

Toggle switch in this article is a series of toggle switches that are controlled by infrared light. The series toggle switch is made from a ... Baca selengkapnya »

8 Relay Control Circuit

8 Relay Control Circuit R1-8=4.7 Kohms T1-8= BD139 (R1-8=15 Kohms if T1-8=BD679) RL1-8=6V-24V dc Relay D1-8=1N4148   Baca selengkapnya »

Mosfet Amplifier with power output 400W

See figure below its power amplifier using transistor mosfet as amplifier. Mosfet Amplifier with power output 400W Baca selengkapnya »

230Volt LED Circuit

This is a circuit that is used to menhidupkan LED with voltage 230Volt, 230Volt it so that the voltage must be lowered in accordance with th... Baca selengkapnya »

Skema Rangkaian Pengapian Motor - CDI

The CDI ignition circuit produces a spark from an ignition coil by discharging a capacitor across the primary of the coil. A 2uF capacitor i... Baca selengkapnya »

10Mhz to 1 MHz Frequency Converter

10Mhz to 1 MHz Frequency Converter Circuit Read this circuit » Baca selengkapnya »

Control Relay Circuit with 9 Second

See figure below its Control Relay Circuit Schematics. Read this circuit » Baca selengkapnya »

6 to 12 Volt Converter

Below its a converter circuit voltage from 6 Volt to 12 Volt DC. Read this circuit » Baca selengkapnya »

230 - 400 Watt Power Amplifier MOSFET

Amplifier circuit below is a series of amplifiers with the amplifier transistor and mosfet. This amplifier output power ranging from 230W up... Baca selengkapnya »

800W Power Amplifier MOSFET

This Figure is a schematic power amplifier with power 800 Watt and driver and booster using MOSFET. Audio Power Amplifier with power output ... Baca selengkapnya »

1.3 - 12.2 VDC Variable Power Supply

Power supply circuit to generate output below were variations between 1.3V DC to 12.2V DC with 1A current. In addition, the power supply cir... Baca selengkapnya »

System circuit (not) Minimum (Evaluation Board) AT89C2051 and AT89C4051

Maybe we are more familiar with the term Minimum System AT89C2051 circuit, but this time I present a circuit which is not only a series of M... Baca selengkapnya »

200W power amplifier complete power supply

This 200W power amplifier circuit using IC STK 4050. STK 4050 is a power amplifier module is very powerful, because the IC is already a modu... Baca selengkapnya »

Simple Inverter with Two Transistors

The series below is a simple inverter circuit that will change the voltage of 12v dc to 220v ac, with use drive transistor 32 as its tip. Re... Baca selengkapnya »

Improving Performance Bass Amplifier

Stereo power amplifier is less in the bass tones, but if a speaker that sounds just feels solid bass sound, there are several possibilities... Baca selengkapnya »

Tips and Tricks on Audio Power Amplifier Circuit

Amplilfier power series from the beginning until now did not experience any changes. Some say this series is good, but the series was good f... Baca selengkapnya »

Improving Performance Bass Guitar

1. Replace strings: strings are the source of the sound of a bass. If bad strings, of course difficult to get a good sound. How good / expen... Baca selengkapnya »

Tips for Choosing a quality Power Amplifier

Here are some tips you need to note: Read this circuit » Baca selengkapnya »

TDA7000 Single Chip FM Radio

This fm radio series fm radio receiver circuit that uses a single ic TDA. Read this circuit » Baca selengkapnya »

Automatic Battery Charger Circuit

Basically the circuit designed above have a very simple way of working, where the circuit is designed so that does not happen short circuit ... Baca selengkapnya »

Transistor As a timer circuit

Basically on all timer or timer circuit utilizing most of the basic characteristics of the capacitor. Read this circuit » Baca selengkapnya »

Trick jumper switches on the mobile phone antenna

Trick jumper switches on the mobile phone antenna this will affect the capability dual-band mobile phone into one band only, ie 900 MHz. Rea... Baca selengkapnya »

Reducing Treble tone circuit

Treble reducer circuit above is an example of a simple circuit and is suitable to be used as experimental material and analysis of the worki... Baca selengkapnya »

FM Moulator with IC 555

FM Modulator circuit is a simple FM modulation circuit using IC 555, where the resulting modulated signal has a tenuous meeting depends on t... Baca selengkapnya »

Pulse generator circuit with Logic Gate

Pulse generator circuit above is a pulse generator that uses logic gates. There are so many types and variations that can generate a series ... Baca selengkapnya »

Basic Principles of the LC resonance circuit

If so far you are still confused how the actual origin of the resonance between the capacitor and the inductor is in progress, then the simp... Baca selengkapnya »

IR (Infra Red) Sensor with 7-Segment Display

Infrared light has a difference with ordinary light in general. We can see clearly when a light or light on an object. As with the infrared ... Baca selengkapnya »

Traffic Lights Circuit

The circuit of traffic lights in my opinion is a series of easy-hard-easy to make.  Where we are required to be able to condition the flame ... Baca selengkapnya »

Police Sirine Circuit with IC 555

The series of police sirens with 555 ic this is a series of sirens that utilizes two IC 555 as a pulse generator and producing shrill voice.... Baca selengkapnya »

Loudspeaker Driver Circuit

The series of loudspeaker drivers are electronic circuits that function to bridge between high-output circuit with a loudspeaker berimpedasi... Baca selengkapnya »

Emergency Lights Circuit

The series of emergency lights on this one is a series of emergency lighting is quite simple and not difficult to make.  Frankly this circui... Baca selengkapnya »

12VDC to 220V AC 500W Inverter Circuit

Circuit Inverter 500 Watt 12VDC to 220VAC is made using a transistor. The basiccally of the circuit Inverter 12VDC to 220VAC 500 Watt This i... Baca selengkapnya »

Multiplexer with CMOS IC 4556

In addition to the family of TTL ICs that support the function of a multiplexer is a family of CMOS ICs. Despite the fact it is the family o... Baca selengkapnya »