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Data Bus Circuits
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RF Converter Circuits
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Video Wall circuits
TV Video Circuits
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8051 / 8052
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Remote Control Toy
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Remote Control Circuits
Remote Control Circuits
4 Channel 433MHz Wireless RF Remote Control Kit 200m
4 Channel 433MHz Wireless RF Remote Control Kit 200m. RF remote control provides long range of up to 200m / 650ft and can find many uses for controlling different devices..
Remote Controlled Fan Regulator
A detailed DIY remote controlled AC Fan regulator with 10 stage speed control. Made with ATmega8, full source code and PCB Layout..
Remote Control Circuit Using KT3170
This circuit is which enables switching on` and off` of appliances through telephone lines. It can be used to switch appliances from any distance, overcoming the limited range of infrared and radio remote controls. The circuit described here can be used to switch up to nine appliances (corresponding to the digits 1 through 9 of the telephone key-p
IR Remote Control Tester
Programmable Control For Home Safety via GSM Remote
How to turn on equipment by sending SMS `1111` ON `and switch off the equipment by sending SMS` 0000 GSM Switch will receive instructions either load 1 (L1), load 2 (L2), load 3 (L3) or load 4 (L4). Then the GSM Switch will send the four load status is ONor OFF either. Skematiknya are as follows
PICAXE Infrared Remote Control
To send the Sony command "TV - mute", the command would be infraout 1, 20. Note that device should always be 1 when used in PICAXE projects and data can only be between 0 and 127, as the SIRCS protocol only specifies 7-bit capability. The full program for the transmitter is shown in Fig. 6. As infrared signals are easily corrupted, the
Infrared Remote control transmitters
This is Infrared Remote control transmitter circuit has high performance and can be applied to works with the various infrared receiver circuit. To made easily. And best to save your money. - Then another circuits, is designed to have wider applications. Can be set program that will be must have a beam of infrared light to circuits few times to wo
3D Printed Netduino Remote Controlled Car
The build makes use of a 10 x 20 grid of RGB LEDs controlled by the myRIO. It`s played by using a web interface on any device, as long as you have WebSockets support. [Sam] had originally built it using an Arduino at the heart, but wanted a stand-alone device to do everything ” no extra computer or Raspberry Pi for the web interface. That`s when
Hampton Bay Air Conditioner IR Remote Control Reverse Engineer
Electronics Nerd shows us how to reverse engineer an IR remote control signal. By understanding what type of signal is being transmitted out of the remote control allows a microcontroller to simulate the code to control the Hampton Bay Air Conditioner. "In the NEC protocol, the initial start pulse prepares the receiver IC for a data transmission a
circuit diagram of remote control tester
An infrared remote control tester circuit that can be made without spenting much money. This IR tester build around an infrared reciever module TSOP1738. We can observe the remote control state by listening to the buzzer sound. The circuit is very sensitive and it support a range of about 5 meters. The infrared receiver module normally rema
ir remote control home appliance
This is the most popular IR Remote control circuit for home appliances like lamp, fan, radio, tv etc to make the appliance turn on/off from a TV, VCD or DVD remote control. It is very simple to build because of few components and simple design. The circuit can activated from up to 10 metres. The 38kHz infrared (IR) rays generated by the remote con
rf remote control encoder and decoder
Here we explain a couple RF 433kHz remote control chips especially designed for the purpose. The IC TWS-434 along with its encoder chip HOLTEK`s HT-12E form ahigh class transmitter circuit, whereas the chip RWS-434 through its complementing decoder IC HT-12D operates as the receiver module. Both of the above modules are able to exchange 4-bits...
how to make remote control circuit from
The proposed remote control circuit idea can be used for controlling any electrical gadget within a range of 100 meters. Since the idea here is to modify an existing circuit of a remote bell unit, becomes super easy without any complications. However the construction part does require the involvement of electronic assemblies so this project ma
remote control using the ne 555 and lm 567
Simple circuit diagram is a schematic remote control, remote control where it consists of two parts of the transmitter and receiver. The first part is a transmitter, circuit diagrams for transmitter IC is controlled by the NE555. This system works by detecting the signal emitted frequency. Frequency signal so that the transmitter circuit (NE 555,
At certain times of the year I migrate a bit North of Southampton to an area where the the hams on VHF are grumbly and seem to be few and far between. Add to this that the local repeater only uses tone burst and that the QTH is right next to some noisy power-lines, which makes getting further afield difficult and HF deafening, and my time playing
IR remote control extender
ir remote controlled switchboard rc5
As more than one switches are to be controlled, we have to transmit a number of bits through IR transmission to indicate which is key is pressed on the remote and accordingly which switch of the switch-board to control. In this project, this is done by using a ready-made IR remote control which works on RC5 protocol. RC5 protocol was developed...
gsm based cell phone controlled remote
You can control any electrical gadget from any part of the world through your cell phone, that too without spending a penny for the individual commands. Whether it`s you vehicle, your basement door, your mansion gate or simply the air conditioner of your house, everything can now be switched by just a flick of your cell phone button.
tiny remote for irobot roomba using pic12f629
The Tiny Remoteis a very compact infrared remote control with only two buttons to control an iRobot Roomba. It produces three different infrare..
Infared remote control project circuit
rf module based remote control
Remote controls are part of an electronics device used for operating the device remotely. Remote control has continuously evolved and advanced over recent years. The technologies likebluetoothconnectivity, motion sensor enabled capabilities and voice control have been included to remote controls. Here we are going to build a remote control. This r
remote control for electrical
A circuit of a remote control unit which makes use of the radio frequency signals to control various electrical appliances. This remote control unit has 4 channels which can be easily extended to 12. This circuit differs from similar circuits in view of its simplicity and a totally different concept of generating the control signals. Usual
remote control circuit through radio
This is a simple type remote control by using RF communication without microcontroller. In this project a remote has been designed for various home appliances like television, fan, lights, etc. It gives lot of comfort to the user since we can operate it by staying at one place. We can control any of the appliances by using this remote within the r
telephone dtmf remote control
The circuit is a remotely operated DTMF telephone. The circuit can be used to change up to 9 devices using the keys 0 to 9 phone. Digit 0 is used to switch between the phone system remotely and change the way of normal conversation. IC KT3170 (DTMF to BCD decoder) is used to decode DTMF signals transmitted through the telephone line to the corresp
avr attiny to sms remote controller
infrared remote control
5 channel radio remote control
remote control 315mhz
Decoder Tags: PT2262, PT2272, Remote Control, RF-RX-315, RF-TX-315 Remote Control 315MHz by using RF remote control Encoder and Decoder Published by: cl.chin on September 3, 2012. 48 Share Tweet 3 Share Share Introduction RF-TX-315 & RF-RX-315 RF Modules are used wireless transfer data and low cost application . This makes them suitable for...
ir remote control extender mark 5
The latest addition to my collection of Infra Red (IR) Repeater circuits. The Mark 5 is a much improved version of the Mark 1 circuit and has increased range and sensitivity. It is also immune to the effects ofambient light, daylight and other forms of interference. In addition it works with IR modulation freuencies in the range 30 to 120kHz makin
tv remote control jammer
This circuit confuses the infra-red receiver in a TV. It produces a constant signal that interferes with the signal from a remote control and prevents the TV detecting a channel-change or any other command. This allows you to watch your own program without anyone changing the channel ! The circuit is adjusted to produce a 38kHz signal. The IR dio
ir remote control tester
Stepper Motor Circuits
Direction Finder Circuits
Power Control Circuits
Motor Control Circuits
Ultrasonic distance finder circuit
The circuit described here uses ultrasonic oscillations and operates based on the propagation velocity of these oscillations in the air. Thus, we can easily determine the distance of two points if the time within which the wave travels this distance is measured. There are three main categories of distance measurement methods in use: a) By...
Simple Metal detector circuit with CD4030
Sometimes the precious metals are hidden too deep and are not detected except with complicated devices. In many cases, however, small pieces of precious metal buried near the surface can be detected by relatively simple means. Everyone is very attractive to find something potentially valuable, hidden a few centimeters below the soil. So many...
Fully automatic watering circuit for flower pots
Many times for various reasons we forget or can not water the plants that we have in our homes. And many humidity sensors units just notify us with a beeping sound or with a flashing light, that the pot needs watering. But what if we are away from home? This circuit comes as a solution to this problem. Depending on humidity of the pot at...
Simple deep searching metal detector circuit
The principle behind a metal detector is really very simple. Proof of this is the circuit that follows, in which it proves that the construction of a metal detector can be done in the minute, with few components that we find very easily everywhere. With the circuit of this metal detector, it is possible to detect a metal coin in depth of 90 to...
Sub-Harmonic Bass Converter for Electric Guitars
The sub-harmonic bass generator is a sound producing unit for guitars. The sound it produces looks very much like that of the bass guitar. The octave generator is sometimes quite unusual since it does not produce any of the usual ways of coloring the sound, such as filtering or distortion. Instead, a frequency division system produces outputs...
Echo Depth Sounding Sonar for Boats
In the past the sounding (sea bottom measurement) was done with the "bullet", that is, with a heavy lead object that the seamen plucked into the sea hung from a calibrated rope. As soon as the "bullet" reached the bottom, the depth appeared directly from the calibration of the rope. This arrangement still exists in some yachts. The big...
100W HiFi Audio Amplifier Circuit
This Amplifier was designed to have the following specifications: Distortion less than 0.1% at full power of 100W even at 20KHz. Power has to be attributed to an extended bandwidth. The output transistors must be protected against short circuits. The power supply must be symmetrical so that no electrolytic capacitors are needed at the outlet....
Plant-Pot Water Level Indicator Circuit
A series of LEDs serve to alert the gardener when plants need water. Using two conventional digital integrated LEDs and a series of LEDs, we make a very useful device for gardening. The device detects the amount of water in the pot and alerts the grower. The circuit of the device is shown in Figure 2. The water detection is made from the bottom...
Analogue Sound Preasure dB-Meter Circuit
The best human ear can capture sounds from 20Hz to 20KHz. These limits are known to be the broadest that can exist. Normally the normal limits range from 100Hz to about 13KHz and depend on the age and health of the individual. We for our measurements and to have a good accuracy we will get the limits of 20Hz to 20KHz. A sound to be heard does...
DIY HV Variable Capacitor
DIY PMA Alternator Plans
Digital Signal Integrity