Electronics: 2012

Minggu, 09 Desember 2012

CRT connector loose

CRT connector loose Perhaps we often hear people say "oh TVku broken tube". The question that arises then, is it true they were broken TV tube. The answer can not be yes.Sometimes we do not see the whole screen (distressed / or folding) so that...

Rabu, 21 November 2012

Sawtooth wave oscillator

Sawtooth wave oscillator The figure on the left shows the case that the A point is positive voltage. When the A point is positive voltage, the electric current flows to the capacitor(C) through D1 and R1. When the value of R2 is small compared with...

wave oscillator

In this page, I introduce the sawtooth wave oscillator which used the operational amplifier (TL082). The composition of this circuit is the same as the triangular wave oscillator basically and is using two operational amplifiers. At the circuit...

Large Scale Integration

Levels of Integration ICs are categorized according to their circuit complexity which can be measured by the number of electronic components contained in the package. The process of integration can be classified as small, medium, large, very large,...

LM386

This is the low frequency power amplifier of which the penumbra article can be composed without using it hardly. The about 660-mW output can be gotten with the 16-ohm speaker. This circuit is used for the simple monitor and so on. The impedance...

voltage

This circuit is used when delaying the standing-up of the square wave signal. Also, in the case having to do with the pulse of the input signal, it uses for the circuit as it changes the output voltage gradually by the occurrence frequency of the pulse,...

Voltage change circuit

This circuit is used when getting the signal having to do with the pulse from the input signal of the square wave. The circuit of this form is used to interrupt the relation having to do with the direct current among the circuits, too.(Direct...

Tunnel Diode

A diode is an electronic device having two electrodes; one of which is positive (called the anode) and the other is negative (called the cathode). The node at which these two electrodes meet is called the P-N Junction. Because of having only a single...

Senin, 19 November 2012

Power amplifiers

Amplifier power circuit from the beginning until now not much changed. Some say this is good circuit, the circuit is good but fitting assembled and tested the result was not as we expected. The problem there is usually treble is less smooth, less noise...

Subwoofer

Simple and low cost. The optimal accumulation voltage is about 50V, but this amp assignment from 30 to 60V. The acute ascribe voltage is about 0.8 – 1V. As you can see, in this architecture the apparatus accept a big tolerance, so you can body it...

Minggu, 04 November 2012

A63 voice recording

Looking to add a custom sound, melody, or message to your next project? The A63 voice recording module offers true single chip solid state storage capability and requires no software or micro-controller support. It provides high quality recording...

STK4432

This complete high quality, low noise stereo audio power amplifier is based around the Hybrid Integrated Circuit STK4432 manufactured by Sanyo. The circuit incorporates volume and balance controls and has a maximum music output power of 55W per channel...

TDA2003

This is a compact, yet powerful audio amplifier using two TDA2003 monolithic Integrated Circuits connected in bridged configuration to achieve more output power at 12V DC supply. It can deliver more than 20W of music power into a 4-Ohm speaker and...

HA 13001 IC

A high quality electronic audio amp that can operate on a low voltage, 12 VDC recommended. Uses the Hitachi HA 13001 IC and a dozen external components for a compact and powerful monaural amplifier. Will drive two 4 or 8 ohm speakers. Two can be used...

TDA2009A

This class AB stereo audio power amplifier is designed for quality hi-fi applications using a TDA2009A module. It is easy to construct and has a minimum of external components. The module has output current and thermal protection. This is the data...

TBA810 Integrated Circuit

This amplifier circuit is a compact design AF amplifier based on the TBA810 Integrated Circuit. Its low consumption and compact dimensions make it ideal for all kinds of audio amplification applications. The circuit incorporates an overload protection...

stereo amplifier module

This is a 1 watt per channel, stereo amplifier module Kit using two LM386N IC’s from National Semiconductor. It is basically two of our CK700’s on a single PC board, with a dual gang pot. It will operate best from 6-12V DC and will work well from...

Stereo Amplifier Kit

6-10 Watt Stereo Amplifier Kit Kit 143 is a class AB stereo audio power amplifier designed for quality hi-fi applications using a TDA2005 module. It is easy to construct and has a minimum of external components. The module has output current protection...

amplifier designed

This Electronic Kit is an amplifier designed with portability in mind; ideal for battery applications. A full watt from each channel, excellent fidelity. Uses a Samsung KA2209 IC. Small size, circuit board is 1-3/8" x 2". All basic parts supplied,...

Stereo Preamplifier

This Stereo Preamplifier (Kit 100) is based on the TDA1524A IC. It contains all the components to build a tone control & pre-amplifier unit. Signal processing is done in the TDA1524A by voltage controlled amps and filters. Specifications: L:...

Radar

Parking Radar Kit If you have problems parking then this kit is for you. Using (ultrasonic) sound waves, whose frequency is beyond our range of hearing, we can measure a distance. Consequently, a sensor mounted at the back of the car can give an indication...

Transistor Ignition Kit

Electronic Transistor Ignition Kit Gives your car the feel of an expensive luxury car. Better starting and smoother running, particularly at very high and very low RPM. Lower fuel consumption, less pollution, lower servicing costs. Drive economically,...

Wiper Interval Timer Kit

Windshield Wiper Interval Timer Kit Up to 3 different time intervals (2 - 10 - 15 seconds) can be selected for the windshield wipers of your car. It can also be used for automatic slide projection. Specifications: relays on PCB: 2 inverters power...

Indicator Kit

Frost Indicator Kit Drive more safely in freezing weather. This kit uses a flashing LED to indicate a road temperature close to freezing point ; below that point the LED is on continuously. A reliable temperature sensor with mounting stud is included. Specifications: power...

Alarm Simulator

Car Alarm Simulator Kit Want to deter your local thief without spending hundreds on a car security alarm? LED with 'realistic-appearing' flash sequence simulates active car alarm system. Ingeniously simple circuit can tell if your car is running...

head light indicator

This head light indicator may be set for one or two functions. To indicate that the head lights (or the side lights) should be switched off after switching off the ignition contact (battery protection). Or to indicate that the head lights should be...

Rabu, 24 Oktober 2012

Germanium diodes

Germanium diodes are a type that has been in use since the early days of radio and although they have been largely superceded by silicon signal diodes and integrated circuits, they may still be found as signal diodes in older radio circuits, where...

Silicon rectifier

Silicon rectifier diodes, are used in many applications from high voltage, high current power supplies, where they rectify the incoming mains (line) voltage and must pass all of the current required by whatever circuit they are supplying; this...

Light-Emitting Diode (LED) circuit

Usually, circuit is made with some basic parts such as capacitors and resistors. Those basic parts are then built into some several combination that structure building blocks for other circuits. Some people who have enough experiences might not find...

IC 4511

The IC 4511 is a BCD to 7-segment decoder driver. Its function is to convert the logic states at the outputs of a BCD, or binary coded decimal, counter like the 4510 into signals which will drive a 7-segment display. The display shows the decimal numbers...

simbul elektronic

simbul elektronic The diagram below shows passive components, resistors, capacitors and inductors, and also electrical components such as switches, relays, motors and lamps. Also shown are the symbols for wires that are not joined ( no physical electrical...

Selasa, 23 Oktober 2012

IC TDA1554

This is a simple circuit. Just use a single IC, but the amplifier has 4 channels, 11 channels per watt, which is Philip IC TDA1554 number suitable for listening at home or in any vehicle. Just because the power supply 12-15 volt or will be used to...