Top Circuits Page 177
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As more and more of the world becomes concerned with conserving electric power and the fuels that generate electricity, there is a growing market for products to help the conscientious homeowner keep an eye on and minimize their power usage. Organizations....
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The first attempt used a small flyback from an old computer and a simple driver based on a 555 IC with AC coupling to the driver transistor, with this schematic diagram. It was assembled in a perforated board and put in a box. The circuit has two possible....
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Continuing the studies about directly coupled multiple resonance networks operated as Tesla coil like devices, I built a 6th-order system, that is equivalent to a " Tesla magnifier ", but without a transformer. The schematic diagram is shown below: This....
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This optical trigger is a general purpose module for use with `standard` 3mm package infrared diode emitters and corresponding matched phototransistors. The emitter terminal on the module will source about 27mA to ground with a 1. 2 V drop across the diode.....
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The thyristor fired coilgun is a common variant, due mainly to their high voltage and pulsed current capabilities. A diagram of the system that was designed for these experiments is given in fig 1. The thyristor is an International Rectifier device, part....
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Today`s electronic systems are in a continuing, evolving design cycle where more smaller, and hotter components are being crammed into tight enclosures. These expensive systems need to remain dependable and reliable. A fan failure may result in other....
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Basically, the idea is to use a high-precision A/D (analog to digital) converter to collect data, and then store that data to an SD flash memory card in a Windows-readable format. I have the SD card software written (that was by far the hardest part of the....
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CPU NatSemi Geode 200/233/266/300 MHz (default 233 on-board) or and follow Geode link. VGA/LCD Interface NS GX5530, shared memory 2. 5MB, support CRT display and 18-bit TFT LCD, resolution up to 1024x768 @64K colors, with VGA and 50-pin LCD connectors Given....
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The IR Widget operates in a way that makes it compatible with modern multitasking operating systems. It is able to determine the carrier frequency and demodulate the carrier in the digital or analog domain. The captured information can be used to view,....
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Power supplies ? Linear or SMPS (Switched mode) Right away there?s a distinction made between a linear and a switch mode power supply, what?s the difference? A power supply fundamentally is an....
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This project implements a half-duplex, master/slave communications protocol based on RS-485 bus hardware. A Windows PC plays the role of bus-master and several Atmel 8-bit AVRs assume the role of bus-slaves. The Windows part is written in C+, the ninth data....
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COMSOL, adding SPICE® elements into its FEM, gives the possibility of a direct modeling of oscillators: triode and load are FEM described while all the other components of the circuit are just simulated using SPICE ®. The modeling is not a straight....
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This page describes a dual axis stepper motor controller design and printed circuit board for an equatorial mount. Much thanks goes to Bill Prewitt for his help in the design of this web page. Download encapsulated postscript file of the artwork. This file....
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Home built NMR spectrometer, showing the construction and circuitry. Demonstates 90 degree and 180 degree pulse sequence, and generation of FIDs and spin echos at 18 MHz....
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The CYB-P51 (Rev A) Prototyping Board is designed as a two layer board (without power and ground planes). All components, except the premounted P-51, are through-hole for easy probing and replacement of parts. The board has an oscillator circuit and a....
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Cybernetic Micro Systems` CY545 User Manual (Ch.13) - CY545 Thumbwheel Switch Support. External thumbwheels allow parameters for control functions to be entered manually for stand-alone control....
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LM1036 is a DC controlled tone (bass/treble), volume and balance circuit for stereo applications in car radio, TV and audio systems....
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Can work in all 2323 chips but better is AT90LS2323 with working voltage 2.7 6 volts. The micro controller that I use is AT90S2323 with working ....
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PWM is a device that may be used as an efficient light dimmer or DC motor speed controller. Function: for a general purpose device that can ....
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For control a small DC motor, like the one in a tape recorder. Q1 and Q2 are in saturation when both the points A & B are `HIGH`. Component: ....
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This a shows the overall circuit diagram of the power control unit. On the left, there is a main relais controlled by the key switch and the ....
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The new design of a tutorial board based on the popular PIC16F84A microcontroller. Have a features eight single leds, an LCD display and five push ....
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The function for automatically control the speed of your fan according to the temperature. Component: BT136 Triac, Capacitor, Resistor, Relay, Fan Motor, ....
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The disadvantage of infra-red or wireless remote control is a remote transmitter is often misplaced. This circuit design offers a way to control ....
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This is a control of servo motors in software programming using PIC 16C71 microcontroller. The input signals are between 0 - 5V delivered by ....
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This is a IBM ThinkPad T40 Power control circuit. This circuit based on the MAX1631 IC. MAX1631 IC is a Multi-Output, Low-Noise Power-Supply ....
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This circuit shows a Wiper Speed Control Circuit Diagram. Sweeping rate of the wiper can varying from once a second to once in ten seconds. This ....
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This circuit bellow shows a teleremote circuit which enables switching ‘on and ‘off of appliances through telephone lines. Can be used ....
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The following circuit shows a Radio Remote Control Circuit Diagram. This circuit based on the UM91214B IC. Features: use of DTMF (dual-tone ....
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The following circuit shows a RF Remote Control Circuit Diagram. This circuit based on the HT12E IC. Features: original data in the parallel format, decoder IC receives the signal via the RF receiver module, using ASK (Amplitude Shift Keying) based Tx/Rx....
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The following circuit shows about Bass And Treble Controller Circuit. This circuit built based on the classic Baxandall tone control circuitry ....
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The following circuit shows about Circuit an Infrared Toy Car Motor Controller. This circuit based on the 4047 and4017 IC. Features: 16V ....
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The following circuit shows about Automatic Room Power Control Circuit Diagram. This circuit based on the NE555 IC. Features: uses two LDRs, use ....
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The following circuit shows about Slave Flash Light Control Circuit Diagram. Features: 68mH Inductor, give auto trigger for secondary flash light, ....
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The following circuit show about Circuit Diagram Of Motor Control Unit. This circuit based on the LM317 IC. Features:diodes protect the regulator, ....
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The following circuit shows about Automatic Loudness Control Circuit Schematic. This circuit based on the TL072 IC. Features: different ....
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The following circuit shows about N-Channel H-bridge Motor Drive Circuit Diagram. Features: low voltage motor drives, in an N-channel ....
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The following circuit shows about Simple Stepper Motor Controller Circuit Diagram. This circuit Based On The 7404 IC. Features: suitable heat ....
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The following circuit shows about Two-Transistor DC Motor Driver Circuit Diagram . This circuit using the TIP32 Transistor. Features: runs in ....
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The following circuit shows about Curtain Control Circuit Diagram. This circuit based on the 555 IC. Features: Switch for manual control, IC and a ....
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The following circuit shows about Stepper motor controller. This circuit based on the PIC16F84A IC. Features: transistor is used to drive the ....
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The following circuit shows about Boost Converter Circuit Diagram. This Circuit Based On The 555 IC. Featrures: only requires an `of the shelf` ....
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The following circuit shows about LM358 IC Solar Controller Circuit Diagram. Features: also as a mobile communications base stations, convert ....
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The following circuit shows about Remote Control Toy Car Schematic Circuit Diagram. Features: does not impose on the performance of the original ....
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The following circuit shows about Mini Audio Mixer With Level Control Circuits. Features: with switchable high/low sensitivity, providing high ....
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The following circuit shows about 2500W Phase Control Circuit Schematic. Features: tied to ground trigger output disabled, ow voltage input to ....
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The following circuit shows about A Phase Controlled Triac (HT-32) Circuit Diagram. Features: Dsimple circuit, bilateral trigger diacs offers a ....
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The following circuit shows about TL163 IC For Ultrasonic Remote Control Circuit Diagram. Features:detector, high-gain amplifier, low-frequency ....
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The following circuit shows about BC 109C For Tone Control Circuit Diagram. Features: all audio frequencies are attenuated,high input impedance, ....
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The following circuit shows about DTMF Remote Domestic System Control Circuit Diagram. Features: DTMF signals can be transmitted over a radio to ....
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escriptipn: The following circuit shows about Railway Turnout Control Circuit Diagram. Features: logic level in the range of 512 V, used to control model ....
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The following circuit shows about TL084 IC Dynamo Current Voltage Regulator Fuse Box Diagram. Features: the complete control circuit will ....
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The following circuit shows about AD8531 IC For LCD Panel Backlight Automatic Control Circuit. Features: can compensate for aging effects and the ....
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This circuit shows about TDA1054 For Tone Control Stereo Preamp Circuit Diagram. Features: National Semiconductor LM35 IC, use a semiconductor ....
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This circuit shows about Bi-Directional Motor Control CIrcuit With NE555 IC. Features: 12V DC power supply, IC is used to control the relay RL1 ....
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The following circuit shows about 555 IC For IR Remote Control Extender Circuit. Features: 850 and 950 nm signal, the control pulses and a ....
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Description: LM35 IC Thermal Control Circuit Diagram. Features: LM35DZ detect when the temperature is higher than the preset level, can be used in ....
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The LMH6703 is a very wideband, DC coupled monolithic operational amplifier designed specifically for ultra high resolution video systems as well ....
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This circuit using power mosfet IRF840 for 60 Watt linear amplifier. The IRF series of power transistors are available in various voltage and ....
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The function for this circuit is an audio amplifier capable of delivering a decent output power with a minimum no: of parts , with considerable ....
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This is a class AB audio power amplifier using the Hitachi HA13118 module for your Car. Actually not only can be used in your car application but ....
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The function of sound level displayer circuit to improve the out look of your amplifier circuit or your Radio player. Actually this gives an unbelievable ....
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This is a simple circuit but have a high performance power amplifiers. This power amplifier is available as a PCB, with full list of parts to ....
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This circuit shows a car audio amplifier with TDA7381 IC. With the Tda7381 audio amplifier IC we can design a very simple 4x25 watts car radio ....
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The following circuit shows about Mini Audio Amplifier Circuit Schematic Diagram. Features: power less than 3mA, small output, using push-pull ....
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The following circuit shows about Power Amplifier Circuit Diagram. This circuit using 2N3055 Transistor.Features: 500ohm current, 50V optimal ....
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The following circuit shows about Complete Solid state M-9 Power Amplifier Circuit Diagram. Features: DC servo make a loudspeaker protect circuit, ....
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The following circuit shows about 2000W Power Amplifier Circuit Diagram. This circuit using the BC560C Transistor. Features: hard enough to ....
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The following circuit shows about USB Powered Audio Power Amplifier Circuit Diagram. Features: multimedia speakers for PCs, has single-chip-based ....
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The following circuit shows about LME49810 IC For Power Amplifier Circuit Diagram. Features: better drive 4 ? impedance of the speakers, for the ....
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The following circuit shows about TDA1524 IC Stereo Preamplifier Circuit Diagram. Features: used for controlling the (volume, balance, bass and ....
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The following circuit shows about LM4652 IC For 170 Watt Power Amplifier Circuit. Features:?used in portable HiFi systems such as power ....
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The following circuit shows about AD854 IC For load Cell Amplifier Circuit Diagram. Features: 6V Gel Cell Battery Charger, 5V Regulated Solar Cell ....
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The following circuit shows about BUZ902DP 300 Watt Audio Power Amplifier Circuit Diagram. Features: 20 Hz 20 kHz Audio Frequency Linearity, ....
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12W Audio Power Amplifier Circuit Diagram. Features: small power amplifier, very good quality of sound, combines a completed very good quality ....
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Function: to trigerred device or freerunning. Component: Battery, Charger, Battery Connector, Capacitor, IC, Resistor VR1-10K, Resistor R1-1K, Resistor R2 ....
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These frequencies include TV in VHF and UHF and also the radio broadcasting frequencies in the 88 - 108 MHz FM band.. Component: Resistor, IC, ....
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this is an upgrade circuit from Simple Volume Unit Display Circuit Diagram 1 with more addition power for the audio input.. Component: Resistor, ....
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This circuit is based on the BA5406 audio integrated circuit and also capable to provide maximum output power of 3 watts per channel . This audio ....
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Function: for driving small UHF TV transmitters, with gain is 7dB and can amplify a signal between 470-860 MHz. Component: Resistor, Capacitor, Transistor, ....
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The number of the pulses of the input can be confirmed by seeing it with the eyes by putting the light-emitting diode to the output of the counter ....
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This is transmitters circuit that can transmit both FM and AM signal simultaneously at two different frequencies FM in 100Mhz and Am in 20 MHz. Here is the ....
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This is a low cost circuit diagram for the emergency light based on white LED. Component: LM317 IC, Resistor, Transformer, LED, Variable ....
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Function: useful to the subwoofer in phase with the speaker of the existing car radio.Component: dual-linear motion potentiometers, capacitors, electrolytic ....
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The Circuit diagram is ideal for accurate control of DC motors. DC voltage conversion to a series of pulses, such that the duration of the pulse ....
-
The simple circuit for converting an audio signal. The circuit basically consists of a buffer/amplifier stage and three filter circuits: a ....
-
This is a relay driver that is based on a PIC16F84A microcontroller. The board includes four relays so this lets us to control four distinct ....
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This circuit suitable for a small office or home environment, it can also be adapted to use a combination lock or keypad to set and reset the ....
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The circuit is nothing but a simple transistor switch with a relay at its collector as load. The simplest electronic code lock circuit uses one ....
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This is a circuit of 6 Zone Alarm with LED Display . This alarm system has 6 independent zones, a 7 segment LED display, 1 timed entry/exit zone ....
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Function: To prevent equipment damage from pressure., and for delay other appliances connected to the output of the relay. 4011 IC, Diode, Relay, ....
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This circuit shows a Lithium Battery Charger circuit diagram. Charging is accomplished with a constant current of 60 mA for AA cells to a cutoff of 2. 4V per cell, at which point the charge must be terminated. Component: LM317 IC, Diode, Resistor, Capacitor,....
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The following circuit shows a 20Watt Audio Amplifier Circuit Diagram Based On The LM1875 IC. Features: applied in a car, 20Watt audio amplifier, 4 ....
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he following circuit shows a Photo Alarm Electronic Circuit. This circuit based on the 555 Timer IC. Features: LDR ( photoresistive cell), ....
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The following circuit shows about iButton Electronic Lock Schematic diagram. This circuit based on the Atmel AT89C2051 IC. Features: power supply on board (transformer T1, voltage regulator U4), bridge rectifier VD9-VD12, 20mA current, BT1-BT10 AA batteries,....
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The following circuit shows about Wireless Car Alarm Circuit Schematic Diagram. Features: pick up every sound in the 20m radius, 1/16 wave length antenna, transmit radio signal up to 2 kilometers, Q1 is the pre-amplifier for the microphone, FM transmitter....
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Description:The following circuit shows about Basic Monostable Multivibrator. This circuit based on the 555 Timer IC. Features: Pin 4 is the RESET, t=R1xC1, ....
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The following circuit shows about LED Knight Rider Circuit Diagram. This circuit based on the 4017 and 555 IC. Features: Knight Rider circuit, 4 ....
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The following circuit shows about Audio Amplifier Mono Circuit Diagram. This circuit based on the LA4555 IC. Features: mono circuit, 2.3 watts ....
As more and more of the world becomes concerned with conserving electric power and the fuels that generate electricity, there is a growing market for products to help the conscientious homeowner keep an eye on and minimize their power usage. Organizations....
The first attempt used a small flyback from an old computer and a simple driver based on a 555 IC with AC coupling to the driver transistor, with this schematic diagram. It was assembled in a perforated board and put in a box. The circuit has two possible....
Continuing the studies about directly coupled multiple resonance networks operated as Tesla coil like devices, I built a 6th-order system, that is equivalent to a " Tesla magnifier ", but without a transformer. The schematic diagram is shown below: This....
This optical trigger is a general purpose module for use with `standard` 3mm package infrared diode emitters and corresponding matched phototransistors. The emitter terminal on the module will source about 27mA to ground with a 1. 2 V drop across the diode.....
The thyristor fired coilgun is a common variant, due mainly to their high voltage and pulsed current capabilities. A diagram of the system that was designed for these experiments is given in fig 1. The thyristor is an International Rectifier device, part....
Today`s electronic systems are in a continuing, evolving design cycle where more smaller, and hotter components are being crammed into tight enclosures. These expensive systems need to remain dependable and reliable. A fan failure may result in other....
Basically, the idea is to use a high-precision A/D (analog to digital) converter to collect data, and then store that data to an SD flash memory card in a Windows-readable format. I have the SD card software written (that was by far the hardest part of the....
CPU NatSemi Geode 200/233/266/300 MHz (default 233 on-board) or and follow Geode link. VGA/LCD Interface NS GX5530, shared memory 2. 5MB, support CRT display and 18-bit TFT LCD, resolution up to 1024x768 @64K colors, with VGA and 50-pin LCD connectors Given....
The IR Widget operates in a way that makes it compatible with modern multitasking operating systems. It is able to determine the carrier frequency and demodulate the carrier in the digital or analog domain. The captured information can be used to view,....
Power supplies ? Linear or SMPS (Switched mode) Right away there?s a distinction made between a linear and a switch mode power supply, what?s the difference? A power supply fundamentally is an....
This project implements a half-duplex, master/slave communications protocol based on RS-485 bus hardware. A Windows PC plays the role of bus-master and several Atmel 8-bit AVRs assume the role of bus-slaves. The Windows part is written in C+, the ninth data....
COMSOL, adding SPICE® elements into its FEM, gives the possibility of a direct modeling of oscillators: triode and load are FEM described while all the other components of the circuit are just simulated using SPICE ®. The modeling is not a straight....
This page describes a dual axis stepper motor controller design and printed circuit board for an equatorial mount. Much thanks goes to Bill Prewitt for his help in the design of this web page. Download encapsulated postscript file of the artwork. This file....
Home built NMR spectrometer, showing the construction and circuitry. Demonstates 90 degree and 180 degree pulse sequence, and generation of FIDs and spin echos at 18 MHz....
The CYB-P51 (Rev A) Prototyping Board is designed as a two layer board (without power and ground planes). All components, except the premounted P-51, are through-hole for easy probing and replacement of parts. The board has an oscillator circuit and a....
Cybernetic Micro Systems` CY545 User Manual (Ch.13) - CY545 Thumbwheel Switch Support. External thumbwheels allow parameters for control functions to be entered manually for stand-alone control....
LM1036 is a DC controlled tone (bass/treble), volume and balance circuit for stereo applications in car radio, TV and audio systems....
Can work in all 2323 chips but better is AT90LS2323 with working voltage 2.7 6 volts. The micro controller that I use is AT90S2323 with working ....
PWM is a device that may be used as an efficient light dimmer or DC motor speed controller. Function: for a general purpose device that can ....
For control a small DC motor, like the one in a tape recorder. Q1 and Q2 are in saturation when both the points A & B are `HIGH`. Component: ....
This a shows the overall circuit diagram of the power control unit. On the left, there is a main relais controlled by the key switch and the ....
The new design of a tutorial board based on the popular PIC16F84A microcontroller. Have a features eight single leds, an LCD display and five push ....
The function for automatically control the speed of your fan according to the temperature. Component: BT136 Triac, Capacitor, Resistor, Relay, Fan Motor, ....
The disadvantage of infra-red or wireless remote control is a remote transmitter is often misplaced. This circuit design offers a way to control ....
This is a control of servo motors in software programming using PIC 16C71 microcontroller. The input signals are between 0 - 5V delivered by ....
This is a IBM ThinkPad T40 Power control circuit. This circuit based on the MAX1631 IC. MAX1631 IC is a Multi-Output, Low-Noise Power-Supply ....
This circuit shows a Wiper Speed Control Circuit Diagram. Sweeping rate of the wiper can varying from once a second to once in ten seconds. This ....
This circuit bellow shows a teleremote circuit which enables switching ‘on and ‘off of appliances through telephone lines. Can be used ....
The following circuit shows a Radio Remote Control Circuit Diagram. This circuit based on the UM91214B IC. Features: use of DTMF (dual-tone ....
The following circuit shows a RF Remote Control Circuit Diagram. This circuit based on the HT12E IC. Features: original data in the parallel format, decoder IC receives the signal via the RF receiver module, using ASK (Amplitude Shift Keying) based Tx/Rx....
The following circuit shows about Bass And Treble Controller Circuit. This circuit built based on the classic Baxandall tone control circuitry ....
The following circuit shows about Circuit an Infrared Toy Car Motor Controller. This circuit based on the 4047 and4017 IC. Features: 16V ....
The following circuit shows about Automatic Room Power Control Circuit Diagram. This circuit based on the NE555 IC. Features: uses two LDRs, use ....
The following circuit shows about Slave Flash Light Control Circuit Diagram. Features: 68mH Inductor, give auto trigger for secondary flash light, ....
The following circuit show about Circuit Diagram Of Motor Control Unit. This circuit based on the LM317 IC. Features:diodes protect the regulator, ....
The following circuit shows about Automatic Loudness Control Circuit Schematic. This circuit based on the TL072 IC. Features: different ....
The following circuit shows about N-Channel H-bridge Motor Drive Circuit Diagram. Features: low voltage motor drives, in an N-channel ....
The following circuit shows about Simple Stepper Motor Controller Circuit Diagram. This circuit Based On The 7404 IC. Features: suitable heat ....
The following circuit shows about Two-Transistor DC Motor Driver Circuit Diagram . This circuit using the TIP32 Transistor. Features: runs in ....
The following circuit shows about Curtain Control Circuit Diagram. This circuit based on the 555 IC. Features: Switch for manual control, IC and a ....
The following circuit shows about Stepper motor controller. This circuit based on the PIC16F84A IC. Features: transistor is used to drive the ....
The following circuit shows about Boost Converter Circuit Diagram. This Circuit Based On The 555 IC. Featrures: only requires an `of the shelf` ....
The following circuit shows about LM358 IC Solar Controller Circuit Diagram. Features: also as a mobile communications base stations, convert ....
The following circuit shows about Remote Control Toy Car Schematic Circuit Diagram. Features: does not impose on the performance of the original ....
The following circuit shows about Mini Audio Mixer With Level Control Circuits. Features: with switchable high/low sensitivity, providing high ....
The following circuit shows about 2500W Phase Control Circuit Schematic. Features: tied to ground trigger output disabled, ow voltage input to ....
The following circuit shows about A Phase Controlled Triac (HT-32) Circuit Diagram. Features: Dsimple circuit, bilateral trigger diacs offers a ....
The following circuit shows about TL163 IC For Ultrasonic Remote Control Circuit Diagram. Features:detector, high-gain amplifier, low-frequency ....
The following circuit shows about BC 109C For Tone Control Circuit Diagram. Features: all audio frequencies are attenuated,high input impedance, ....
The following circuit shows about DTMF Remote Domestic System Control Circuit Diagram. Features: DTMF signals can be transmitted over a radio to ....
escriptipn: The following circuit shows about Railway Turnout Control Circuit Diagram. Features: logic level in the range of 512 V, used to control model ....
The following circuit shows about TL084 IC Dynamo Current Voltage Regulator Fuse Box Diagram. Features: the complete control circuit will ....
The following circuit shows about AD8531 IC For LCD Panel Backlight Automatic Control Circuit. Features: can compensate for aging effects and the ....
This circuit shows about TDA1054 For Tone Control Stereo Preamp Circuit Diagram. Features: National Semiconductor LM35 IC, use a semiconductor ....
This circuit shows about Bi-Directional Motor Control CIrcuit With NE555 IC. Features: 12V DC power supply, IC is used to control the relay RL1 ....
The following circuit shows about 555 IC For IR Remote Control Extender Circuit. Features: 850 and 950 nm signal, the control pulses and a ....
Description: LM35 IC Thermal Control Circuit Diagram. Features: LM35DZ detect when the temperature is higher than the preset level, can be used in ....
The LMH6703 is a very wideband, DC coupled monolithic operational amplifier designed specifically for ultra high resolution video systems as well ....
This circuit using power mosfet IRF840 for 60 Watt linear amplifier. The IRF series of power transistors are available in various voltage and ....
The function for this circuit is an audio amplifier capable of delivering a decent output power with a minimum no: of parts , with considerable ....
This is a class AB audio power amplifier using the Hitachi HA13118 module for your Car. Actually not only can be used in your car application but ....
The function of sound level displayer circuit to improve the out look of your amplifier circuit or your Radio player. Actually this gives an unbelievable ....
This is a simple circuit but have a high performance power amplifiers. This power amplifier is available as a PCB, with full list of parts to ....
This circuit shows a car audio amplifier with TDA7381 IC. With the Tda7381 audio amplifier IC we can design a very simple 4x25 watts car radio ....
The following circuit shows about Mini Audio Amplifier Circuit Schematic Diagram. Features: power less than 3mA, small output, using push-pull ....
The following circuit shows about Power Amplifier Circuit Diagram. This circuit using 2N3055 Transistor.Features: 500ohm current, 50V optimal ....
The following circuit shows about Complete Solid state M-9 Power Amplifier Circuit Diagram. Features: DC servo make a loudspeaker protect circuit, ....
The following circuit shows about 2000W Power Amplifier Circuit Diagram. This circuit using the BC560C Transistor. Features: hard enough to ....
The following circuit shows about USB Powered Audio Power Amplifier Circuit Diagram. Features: multimedia speakers for PCs, has single-chip-based ....
The following circuit shows about LME49810 IC For Power Amplifier Circuit Diagram. Features: better drive 4 ? impedance of the speakers, for the ....
The following circuit shows about TDA1524 IC Stereo Preamplifier Circuit Diagram. Features: used for controlling the (volume, balance, bass and ....
The following circuit shows about LM4652 IC For 170 Watt Power Amplifier Circuit. Features:?used in portable HiFi systems such as power ....
The following circuit shows about AD854 IC For load Cell Amplifier Circuit Diagram. Features: 6V Gel Cell Battery Charger, 5V Regulated Solar Cell ....
The following circuit shows about BUZ902DP 300 Watt Audio Power Amplifier Circuit Diagram. Features: 20 Hz 20 kHz Audio Frequency Linearity, ....
12W Audio Power Amplifier Circuit Diagram. Features: small power amplifier, very good quality of sound, combines a completed very good quality ....
Function: to trigerred device or freerunning. Component: Battery, Charger, Battery Connector, Capacitor, IC, Resistor VR1-10K, Resistor R1-1K, Resistor R2 ....
These frequencies include TV in VHF and UHF and also the radio broadcasting frequencies in the 88 - 108 MHz FM band.. Component: Resistor, IC, ....
this is an upgrade circuit from Simple Volume Unit Display Circuit Diagram 1 with more addition power for the audio input.. Component: Resistor, ....
This circuit is based on the BA5406 audio integrated circuit and also capable to provide maximum output power of 3 watts per channel . This audio ....
Function: for driving small UHF TV transmitters, with gain is 7dB and can amplify a signal between 470-860 MHz. Component: Resistor, Capacitor, Transistor, ....
The number of the pulses of the input can be confirmed by seeing it with the eyes by putting the light-emitting diode to the output of the counter ....
This is transmitters circuit that can transmit both FM and AM signal simultaneously at two different frequencies FM in 100Mhz and Am in 20 MHz. Here is the ....
This is a low cost circuit diagram for the emergency light based on white LED. Component: LM317 IC, Resistor, Transformer, LED, Variable ....
Function: useful to the subwoofer in phase with the speaker of the existing car radio.Component: dual-linear motion potentiometers, capacitors, electrolytic ....
The Circuit diagram is ideal for accurate control of DC motors. DC voltage conversion to a series of pulses, such that the duration of the pulse ....
The simple circuit for converting an audio signal. The circuit basically consists of a buffer/amplifier stage and three filter circuits: a ....
This is a relay driver that is based on a PIC16F84A microcontroller. The board includes four relays so this lets us to control four distinct ....
This circuit suitable for a small office or home environment, it can also be adapted to use a combination lock or keypad to set and reset the ....
The circuit is nothing but a simple transistor switch with a relay at its collector as load. The simplest electronic code lock circuit uses one ....
This is a circuit of 6 Zone Alarm with LED Display . This alarm system has 6 independent zones, a 7 segment LED display, 1 timed entry/exit zone ....
Function: To prevent equipment damage from pressure., and for delay other appliances connected to the output of the relay. 4011 IC, Diode, Relay, ....
This circuit shows a Lithium Battery Charger circuit diagram. Charging is accomplished with a constant current of 60 mA for AA cells to a cutoff of 2. 4V per cell, at which point the charge must be terminated. Component: LM317 IC, Diode, Resistor, Capacitor,....
The following circuit shows a 20Watt Audio Amplifier Circuit Diagram Based On The LM1875 IC. Features: applied in a car, 20Watt audio amplifier, 4 ....
he following circuit shows a Photo Alarm Electronic Circuit. This circuit based on the 555 Timer IC. Features: LDR ( photoresistive cell), ....
The following circuit shows about iButton Electronic Lock Schematic diagram. This circuit based on the Atmel AT89C2051 IC. Features: power supply on board (transformer T1, voltage regulator U4), bridge rectifier VD9-VD12, 20mA current, BT1-BT10 AA batteries,....
The following circuit shows about Wireless Car Alarm Circuit Schematic Diagram. Features: pick up every sound in the 20m radius, 1/16 wave length antenna, transmit radio signal up to 2 kilometers, Q1 is the pre-amplifier for the microphone, FM transmitter....
Description:The following circuit shows about Basic Monostable Multivibrator. This circuit based on the 555 Timer IC. Features: Pin 4 is the RESET, t=R1xC1, ....
The following circuit shows about LED Knight Rider Circuit Diagram. This circuit based on the 4017 and 555 IC. Features: Knight Rider circuit, 4 ....
The following circuit shows about Audio Amplifier Mono Circuit Diagram. This circuit based on the LA4555 IC. Features: mono circuit, 2.3 watts ....