My Light Diagram

This is a very simple Electronic Circuit Project for LED Circuit Project Using with 555 IC. This circuit LED reproduces the first LED sequence at this time used by FISA on behalf of Formula single racing. It may perhaps be alive used with slot car sets (such for example HO shin up AFX/Life Like/Tyco sets) or else means of communication controlled cars. IC1, a 555 timer IC, is used as a watch pulse generator. Its output is fed via NAND gates IC2a and IC2c to IC3, a 4024 binary counter. IC2b inverts the O4 output of 4024 binary counter IC3. originally, IC3 is reset and all its outputs are low, together with O4, which causes IC2b to present-day a rational climax to the pin 8 input of IC2c which after that passes pulses from the 555 timer circuit to the clock input of the 4024. IC3 then begins together with. LED Circuit Project Using with 555 IC: Following the count has reached binary 1111, the subsequently pulse sends the O4 output of IC3 high, which disables IC2c and IC3 stops with. The...

79xx is a widely known series of low-cost, fixed-negative-voltage regulators. These integrated circuits are available with output current of 100-150 mA (L series), 0.4-0.5A (M series), up to 1A (standard series), etc. They can be used in many applications other than regulators, audio power amplifier being one of them.  As shown in the circuit diagram, a simple stereo audio amplifier is built around two 7905 negative-voltage regulators (IC1 and IC2) and a few discrete components. The 7905 IC (a -5V regulator) used here is readily available. However, the circuit will also work with other 79XX regulators if appropriate power supply is used. Both channels shown in the diagram are identical. Hence the description below is only for the first channel. The quality of the output signal is within acceptable limits. Circuit diagram : Stereo Power Amplifier Circuit Diagram Regulator IC 7905 works as an amplifier for the voltages applied to common pin2 (Ground or GND). The minimal voltage dro...

This schematic is great for those of you who frequent of use IC TDA2030 . In addition to the simple schematic  is also very clear , in modification accurate enough to make a sound that is more clear, soft , and loud. And if you interest to try this schematic. See this circuit , datsheet ic TDA2030 and TDA 2040 , and IC TDA2030 equation below : Datasheet IC TDA2030 Vcc                = 6-18 V Pout               = 14 W RL                  = 4 Ohm Ft                   = 20hz - 20Khz Icco                = 40 mA Package         = TO-220 Manufactered = TELEFUNKEN Datasheet IC TDA2040 Vcc                = 3-20 V Pout               = 20 W RL               ...

Simple FM stereo decoder circuit using MC1310P IC via next.gr

FM Modulator circuit is a simple FM modulation circuit using IC 555, where the resulting modulated signal has a tenuous meeting depends on the signal frequency information.  The resulting signal can be spelled out quite nice and stable so that the result will be more perfect. No winding or inductor in series modulator, so you do not need to bother to make a winding and calculate the value of the coil that you created it. With this circuit the desired value of frequency modulation can be obtained easily by calculating the frequency of IC 555 in general, which is determined by the resistor 6.8 K and 3.3 K and 0.1 UF capacitor. To obtain the other frequencies of your stay replace one or all three components. Actually fm modulator ic 555 circuit is very simple though, but I think it reliable enough to handle a simple application purposes that do not require a big power or a very high frequency. But if you want more power you can add the RF amplifier circuit at the output of this circui...

This little amplifier, operating from 3...9 V, and providing 1 W output into a 4 4 loudspeaker, is one of those circuits of which you never have enough. The amplifier is based on one 8-pin DIL IC type LM1895N. Electrolytic capacitors C2 and C6 de- couple the supply lines; C7 prevents d.c. reaching the loudspeaker; and C3 and C5 provide a low- impedance path to earth for audio frequencies. The input  signal is applied to pin 4 of the LM1895N via Pi and C4. Resistor R4 and capacitor C8 suppress any tendency to oscillation, i.e., improve the stability. Circuit diagram : Mini Amplifier Circuit Diagram The amplification is determined by Ri and R3: it is of the order of 50. Capacitor C,, in parallel with R,, ensures that the amplification drops off for frequencies above about 20 kHz. If the amplifier is intended for use with a small AM receiver, it is desirable that the amplification starts falling off at a lower frequency. This is brought about by enlarging C,; for instance, if its val...

This Circuit must use the IC AN7114 or you can use the IC AN7115 . Minimum voltage for this IC is 6 Volt and maximum voltage is 11 . You can supply this Circuit with 12 Volt if  you use IC AN7115 because its maximum voltage 13 volt. Output Power 1 watt with Impedance 4 ohm .   See the Schematic (figure 2.0) and package IC ( figure 1.0 ) : Figure 1.0 Figure 2.0

Circuit of 12 V accu / battery charger with IC LM723C. This Accu charger have input from the first transformer - voltage 220 initially V/110V/240V,  the input voltage lowered approximately 12 VAC, then voltage 12 Volts will be rectified by D1 and then filtered by C1 , then filtered and amplified again by IC LM723 and NPN transistor , output voltage is ready to use to charging the accu / battery. Accu charger with IC LM723C Part list : T1 = Transformer , DC 12 V D1 = Diode bridge C1 = 470uF /50V C2 = 1000pF R1 = 4R7 R2 = 5K R3 = 3K9 R4 = 7K5 R5 = 8K2 VR = 2K - 5K trim TR1 = MJ2840 IC = LM723C

Indeed , this amplifier is suitable known as the title above. Viewed from the schematic alreaady seen that this amplifier circuit requires little components and parts were cheap. This amplifier requires 1 piece of IC TA7368P is manufactered by TOSHIBA is the price too low, then in addition to IC amplifier requires 3 components elco capacitor whose value is not too big. Maybe if you make this amplifier circuit, the total price of all must not be more than $ 1. This amplifier only has more than 1W output, perhaps because it has little strengthening it so that the output is released is very small. But to make this is quite easy and not too costly. Part List : Capacitor C1 = 100 uF C2 = 100uF C3 = 470uF IC IC1 = TA7368P Good Luck :)

The 555 Timer is an integrated circuit (chip) implementing a variety of timer and multivibrator applications. The IC was designed and invented by Hans R. Camenzind. It was designed in 1970 and introduced in 1971 by Signetics (later acquired by Philips). The original name was the SE555/NE555 and was called "The IC Time Machine". The 555 gets its name from the three 5-k Ohm resistors used in typical early implementations. It is still in wide use, thanks to its ease of use, low price and good stability. As of 2003[update], 1 billion units are manufactured every year. The 555 timer is one of the most popular and versatile integrated circuits ever produced. It includes 23 transistors, 2 diodes and 16 resistors on a silicon chip installed in an 8-pin mini dual-in-line package (DIP-8). The 555 has three operating modes: * Monostable mode: in this mode, the 555 functions as a "one-shot". Applications include timers, missing pulse detection, bouncefree switches, touch switch...

What is modulation? In analog or digital communication system, it is impossible to transmit a low frequency message signal over a channel, it causes signal distortion, attenuation or signal loss. Inorder to make the transmission ideal (almost), we have to use some techniques called modulation. Modulation can be defined as the process of varying some characteristics of carrier signal in accordance with the instantaneous value of message signal. Carrier signal is a high  frequency wave generated by a local oscillator, used to carry the message signal from transmitter to reciever. The message signal which is mixed with carrier wave is called modulated signal and the process is called Modulation. The modulation is an important process in a basic communication system, which increases the transmission range, reduces the size of antenna and increases the efficiency of the system by reducing noise interference. Read More.....

Subwoofer power amplifier circuit based on IC OPA541BM very suitable for use in subwoofer speakers, these amplifiers possess excellence in sound issued because the sound is very clear and issued in accordance with subwoofer speakers in a low tone. Subwoofer power amplifier IC OPA541BM Circuit

This is a simple circuit schematic, you can string up this circuit easily. You just need IC AN5260 with some components such as , Condensator Electrolit , Resistor , Ceramic Condensator . Schematic require voltage 12 to 26 Volt . And i use current voltage of 12 volt. Its nice sound , smooth , and low noise amplifier. You want to try this schematic ? . See this schematic below : Datasheet IC 5260 Vcc                = 12-26 V Pout               = 6,6 W RL                  = 8 Ohm Ft                   = 30hz - 18Khz Icco                = 60 mA Package         = SIP2-11 Manufactered = MATSUSHITA

Power Amplifier TDA7294 is a power amplifier with IC Power Amplifier is a mono 100W Class AB operation of OCL. The power supply circuit. Positive, negative, and ground. Usually, we use the power supply circuit to + /-25V to + /-35V at 100W RMS will be used to heat sufficiently. After many members have already made the TDA7294 as I know, with a sound quality that is the very gods or Hi-End itself. Several days before the member’s PM to me saying that I had an amplifier using IC TDA7294 to have more of the same. Higher power. And low heat. Achieved by increasing the voltage raising circuit For the more, it means high power and high heat up. Today I have come across. I use IC TDA7294 circuit at the time. In-Home Use amplifier circuit is a Class G amplifier with low power consumption, resulting in the loss of a 20V DC power less. And when you’re driving a high-power random access is party to a rhythm. Principles to do it. I took out a membership you ...

IC 3584 has thermal protection or voltage automatically shutdown when the temperature at IC exceed 150 degrees or more. You can operate this circuit at the transistor or IC heatsing, if a transistor or IC had exceeded the limit of the heat circuit automatically shutdown. How to use a thermal shutdown circuit above that is first given a circuit of voltage V+,V-,and ground , the given a voltage Vin to be created automatically shutdown if the temperature is high , and the output is inserted in the circuit of an amplifier or other. Then IC embedded in the heatsing or case, which if too hot will shutdown alone. If the circuit already decided voltage, the voltage will re-connect if the temperature returns to normal.

The TV remote control transmits television signals as pulses of frequency around 37.5kHz. Each button on the remote control is pressed or equivalent has a pulse signal codes. This remote transmits pulses of the circuit block of the same frequency as the remote to your TV confuse decoding the transmitted signal. The heart of the circuit is the 555 timer IC in astable circuit works mode.The output series of pulses at a frequency of 18 kHz to 48 kHz by simply adjusting the 5K potentiometer. What you do is adjust the potentiometer until frequeny jives to its distance from the TV or until the signal is ignored by television.  TV Remote Jammer Using 555 IC Circuit Diagram Read more IC Circuits

This article helps you to make a Light Sensitive Morning Alarm circuit. The morning light is sensed by an LDR (Light Dependent Resistor) or Photoresistor and it triggers the alarming section. The circuit generates a melodious tone when light falls on it. Wire-up the circuit as shown in schematic diagram and place the LDR next to the window pane closer to your bed. The LDR is more sensitive to light, so make sure it will not be false triggered. All the electronic components used in this circuit is cheap, so you can make this at your own home at very low cost and it consumes very less power, hence it ensures long working life. Read More.....

As readers will know, there are already several power amplifier projects, two using IC power amps (aka power opamps). Both have been popular, and this project is not designed to replace either of them. However, it is significantly smaller than the others, so it makes building a multiple amp unit somewhat easier because the space demand is much lower. It's quite simple to include 4 amps (two boards) into a small space, but be aware that good heatsinking is essential if you expect to run these amps at significant power levels. Photo of Completed P127 Board The TDA7293 IC uses a MOSFET power stage, where the others featured use bipolar transistors. The main benefit of the MOSFET stage is that it doesn't need such radical protection circuitry as a bipolar stage, so unpleasant protection circuit artefacts are eliminated. There are no apparent downsides to the TDA7293, although it was found that one batch required a much higher voltage on the Standby and Mute pins than specified, or ...

Minimum Voltage required for this circuit  6 volt and maximum voltage 18 volt . Its can use to amplifier on the electronic devices such us Radio , DVD , MP4 , MP5 , and etc. To amplify the signal sound to audio sound , If  you want to bring amplfier you can use the 6V  rechargeable battery is able to turn it. What use the rechargeable battery ? because with rechargeable battery when battery runs out , you can charge back. See Amplifier schematic with IC BA511 below : Click to view large Maximum output power 10 Watt with impedance 4 ohm. The circuit is mono amplifier. You can use the circuit to car amplifier because support to low power subwoofer speaker

This USB charger circuit is designed using the MAX1555 IC circuit manufactured by Maxim Semiconductor This MAX1555 USB charger can be used using the USB power or AC power.This MAX1555 charger is charging at 100mA from USB port and the maximum charging current increases to 350mA if the USB the AC adapter is connected . If both power types are connected in the same time the AC adapter is automatically given precedence.  USB Charger Circuit diagram This charger can be used for small devices like : PDAs ,Cell Phones , Digital Cameras , MP3 Players and other.The charger can be used for Li-Ion or Li-Polymer batteries . The electronic project charger circuit require a input voltage between 3V and 7 V and deliver an 3.3 V output voltage.As you can see in the circuit diagram , before the IC is connected the MAX8881 linear regulator IC which is capable to deliver up to 200mA.The MAX1881 is specially designed for battery-powered applications where reverse battery protection and long battery ...