Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [remote-control]

For questions related to the remote control of devices and the design of remote controls.

0
votes
1answer
35 views

Turning on a PC with a Orange Pi

I have been working on a system which allows to turn on a PC without physical presence. I'm using an Orange Pi platform with a board designed for testing the embedded systems. My assumption: green ...
0
votes
1answer
34 views

How to use Arduino 433 MHz unit to control large motor [on hold]

I made a unit from the idea online like this: Used a set of arduino 433MHz RF transmitter & receiver remote control a small car through a 1 ampere B6612FNG dual motor driver: That works well. ...
0
votes
1answer
66 views

RC transmitter and receiver for Raspberry Pi possible? [closed]

I've got a pet project in which I'm trying to write/build a self learning autopilot for my rc plane. I've got a Raspberry Pi with an IMU and a pitot tube in the plane and it can now control the servos ...
0
votes
1answer
50 views

GPIO input state with undefined voltage

I am using PIC32MX350 series controller, on one GPIO , that is defined as input , and input that pin goes form one SMPS (PN : - PSC35 , IO Name :- AC out). Since SMPS IO is open drain we add a pull up ...
0
votes
0answers
52 views

Controlling a RC Car with 2 Motors + Servo using L298N and Raspberry Pi 3

I have an RC Car that looks like this: I have the L298N: I want to replace the circuit board with a Raspberry Pi 3 and L298N, so that I can control it using Bluetooth. (I plan to do other things ...
0
votes
1answer
24 views

Using a x-speed transmission with a DC motor

I would like to ask whether there is any point in using a transmission with different gears (like the gearbox in a car) with a DC motor? For instance in an RC car. Are there any benefits to using a ...
2
votes
1answer
41 views

Remote Start for my Dust Extractor

I have a 1.5kW 220VAC 1 Phase dust extractor. It's controlled by what looks like a DOL switch KJD17B/5T (so I assume the 5th terminal is an overload). KJD17B Datasheet Wiring diagram on duct ...
-1
votes
1answer
120 views

What's the frequency used by the remote control of this RC car?

I'm trying to find out the frequency used by my RC car. In particular, what band it runs on (27MHz or 49 Mhz or something else). It looks like this: And the back view:
9
votes
2answers
2k views

How do universal IR remote “codes” work?

It is easy to find this kind of reference when searching for IR protocols and codes for specific equipment. The actual IR transmission contains far more data than these small codes can hold. What ...
0
votes
0answers
80 views

RF Receiver circuit for RC Car

I want to build a RC car, which I can modify at any time,and I had this PT8A978BPE IC (datasheet:https://www.diodes.com/assets/Datasheets/PT8A977B978B978BL.pdf) lying around from an older teardown of ...
0
votes
2answers
95 views

Light circuit for RC car

I'm building a small light system for an RC car, this is the schematic: The power source is 5.5 V. These are the LEDs that I am using, KKHMF 100個 3mm LED 発光ダイオード LED電子部品バッグ 5種類 各20個 - two white, ...
0
votes
0answers
40 views

Simulating a remote controller using CANopen

I am trying to simulate remote controller`s behaviour using the CANopen( for instance : joystick movements to move the correspond axis). This is how I approached to solve this problem (robot node = ...
0
votes
1answer
69 views

Drone's Remote control not powering on! [closed]

I am using bayangtoys X16 GPS drone. I managed to solder the "alfa APA-M04 7 dBi gain RP-SMA directional panel antenna Wi-Fi" on the board, and it was working absolutely fine. Until, I put hot glue on ...
1
vote
3answers
62 views

Difference between lower and higher current rated ESCs and electric skateboard questions

I am starting a project and would like to build an electric skateboard. Here are the specs for the parts that I have gathered so far: a. Two 90mm wheels that each contain a built-in BLDC motor. The ...
1
vote
1answer
97 views

Why we can't copy car remote patterns?

I have a set top box remote that I can use to control set top box as well as TV by using the set button on my stb remote.That remote can copy any remote IR pattern but when I tried it on a car remote ...
-1
votes
1answer
76 views

Lpf ramp response intution [closed]

How to intutively draw ramp response of low pass filter intutively . I am able to do it from laplace transform but i am unable to understand..
0
votes
2answers
201 views

Low Pass RC Filter for Load Cell

I have a load-cell setup with some noise that I would like to filter out. I have a vague understanding of low-pass RC filters. I have a strain gauge with 350 ohms of resistance (no load). How can I ...
2
votes
1answer
504 views

how does ceiling fan remote implement reverse function?

Most ceiling fans come with a remote control transmitter/receiver pair. The transmitter is hand-held or wall-mounted, and the receiver is installed in the ceiling box. Input to the receiver is a 2-...
0
votes
0answers
33 views

Inducted LED control circuit design

I would like to build a circuit to control 4 LEDs via an inducted current. I would like the inducted current to provide the power for the LEDs, however I would like the LEDs to be lit in a certain ...
2
votes
0answers
212 views

A curious 433 MHz signal to decode

I bought a cheap set of remote controlled power sockets and I want to integrate them into my home automation system. So I got a 433 MHz receiver for 1€, connected it to my Arduino and tried to decode ...
3
votes
3answers
216 views

Yet Another question on using GPIO to short a remote push button

OK, I bought this little remote-controlled Ac outlet thing for $1. It controls 3 outlets via RF. I didn't realize it was RF at first, but I currently have my BeagleBone Black doing a bunch of home ...
0
votes
1answer
53 views

Low power local area radio controller chipset [closed]

I have a project where I need to remotely control up to 128 individual relay boards within a maximum 30 meter radius. I need each of these wireless relay controllers to be uniquely addressable to ...
1
vote
2answers
191 views

Are IOT wireless network protocol right for high throughput point to point communication?

I am trying to build a "professional" 2 way point to point radio system (like this) to control a RC 1/10 scale car (like this ) using UART, the challenge I am currently facing is finding the right ...
0
votes
0answers
37 views

Bluetooth Controls instead of R/C Controls for simple Holonomic robot

I am new here and with little experience in electronics. I have assembled this holonomic robot, see link: https://shop.wickeddevice.com/product/omniwheel-robot-complete-kit/ It has 3 Omni-...
0
votes
1answer
33 views

Is it possible to read/pair ESC (2.4Gz?) signal [closed]

I'm new to ESC, sorry if this is a noob question, is it possible to somehow pair or read the battery level from an ESC? What I'm looking for is to read the battery level from an ESC electric ...
2
votes
1answer
148 views

Replace batteries of 20 TV remote controls

For an artistic installation, I need to use 20 TV remote controls. So I would like to replace their batteries (1.5V * 2 = 3V) with a single power supply. How to connect the remotes controls? In ...
2
votes
2answers
82 views

Does the remote car door keyfob in today's automobiles change its code with every use?

I am just wondering why other keyfobs do not open my car door and thought every signal would have to be unique. So I did some research and they use a rolling code so in fact the code changes with ...
1
vote
0answers
31 views

How does the PT2264 determine how many address pins are in use?

So, I'm looking into making a little device which uses an 433MHz transmitter and a PT2264 or LP801B. While reading the datasheet for the PT2264, I'm a little confused on how it is determined, how ...
0
votes
1answer
57 views

Chinese FrSky radio receiver, what is this component? [closed]

I have one of these cheap chinese RC receivers mounted on a quadcopter. After one too many hard landings this component broke into pieces. I would like to try repairing the board by replacing it, but ...
2
votes
1answer
63 views

How to observe the signals of a radio remote control using CubicSDR?

I have to admit I'm a complete newbie with regards to radio frequencies and such ... :-( Thanks to this site I've been able to find out what transceiver is being used in the remote control I'm ...
5
votes
2answers
805 views

Why IR remote waveform is a saw-tooth or am I measuring it wrong

The measurement circuit is as follows: simulate this circuit – Schematic created using CircuitLab The waveform looks like this in my measurement: Is this because I'm measuring it wrong and ...
1
vote
1answer
75 views

Find datasheet for an industrial radio remote control

At work, we have what seems like radio-based remote controls to control the window stores, the light and the temperature. We'd like to find out what the commands are that are sent by the remote ...
0
votes
1answer
36 views

How to Increase Velocity of a Servo motor, relative to resistance?

I am building a RC car which increase its speed to compensate any obstacle on its way. A simple 4 wheel RC car, with current sensor on the two front wheels, when an obstacle is placed in front of the ...
-4
votes
2answers
69 views

Is there a laser inside this remote control? [closed]

I wa at this store with furniture and saw this control and was looking at it and in the middle of one of the buttons there was a really bright green light under it and it felt like it stunned me I ...
1
vote
0answers
46 views

HCS301 Remote External Antenna

I would like to amplify the range of my remote control which is built on HCS301 chip (it's a KeeLoq remote). I'm not sure where should I solder the external antenna to be the most effective. Also, I'm ...
0
votes
0answers
44 views

Locating ground and other pins on circuit board

I am a beginner attempting to learn how to hack RC cars like is demonstrated in this video. My problem is I can't spot the ground pin and the other pins related to the wheel drive functions except I ...
0
votes
0answers
50 views

Max Current Supplied By Lithium Polymer Battery For QuadCopter

I am just to build my own quadcopter and I have just started this month. I have a question regarding the battery to select. Here are the components I have bought: 4X Racerstar Racing Edition 2205 ...
0
votes
0answers
42 views

RC relay range drops dramatically when under load?

I'm trying to control an 12V air pump remotely, so I used a 12V RC relay as the like below, so everything in the system is 12V. http://www.ebay.com.au/itm/Smart-DC12V-4CH-Channel-315MHz-Wireless-...
-1
votes
2answers
74 views

Can an IR blaster built-in to some devices damage appliances? [closed]

I once have a tablet (Samsung Galaxy Tab 3 GT-P5210) that has an IR blaster built to it. I sometimes use it to control the TV on our house if the remote is lost. Now, I don't understand that if I ...
1
vote
3answers
61 views

How to provide power to Arduino after a remote button is pressed

I have one of these IC 2262/2272 Wireless controller and receiver. If managed to connect it in such way that the Arduino blinks a LED after a button is pressed, it works fine. My question is, is it ...
0
votes
2answers
808 views

Keep relay energized longer with capacitor [closed]

OK, I've found plenty of questions about relays where either the person wanted to have event 1 at time T trigger the relay at time T+delay (like flip a switch and have the relay energize 2 seconds ...
0
votes
0answers
20 views

rc series circuit voltage didiver in resistor and capacitor

how to see voltage in RC series circuit i have 27 ohm resistor and capacitor 85.71 micro farad and total voltage is 45 v. how many voltage drop in resistor and how many voltage drop in capacitor?
2
votes
2answers
2k views

What RF transmitter and receiver to buy for long range

I have 3 main questions that I want to know. I mostly worked with computer science but recently I got an arduino to play around with. I also extracted some motors from an old rc quadcopter that i had. ...
1
vote
0answers
230 views

How to switch on PixMob-like led bracelet?

I've a led bracelet, which was switched on and controlled by concert organizer (the bracelet called 'fanband' and according to the official site controlled either by special remote or by sound). I ...
3
votes
5answers
189 views

Can adding a copper plane to the 2.4GHz antenna amplify signal strength?

Hello, I bought a 2.4GHz controlled RC car from a Chinese vendor. Under the car chassis, there is a 30mm x 20mm copper plane attached. Surprisingly, the customer's service team replied that "it's ...
1
vote
1answer
645 views

How to connect a 2.4ghz 4ch RC receiver to a brushed dc motor controller?

I currently have a 36vbdc 800w motor connected to a 36v 800w motor speed controller (similar to what they use to control ebikes) just like this one: https://aws.robu.in/wp-content/uploads/2016/02/...
0
votes
0answers
37 views

WEMO switch and Sodium lighting

Why can't the WEMO switch from Belkin be used with sodium discharge lights? I am investigating the purchase of a switch to remote control some driveway lights which I believe are sodium discharge ...
0
votes
0answers
576 views

BLDC torque control using arduino and a motor controller

I am trying to remote control a BLDC using Arduino and a motor controller by controlling it's torque. The process would be like this: The user moves the stick on the remote controller, the Arduino ...
1
vote
2answers
793 views

How does this Pierce Oscillator work?

I am currently investigating on how to build RF transmitter and receiver circuits to try and build an RC device from scratch. I've come across this Pierce Oscillator Diagram and build it on a ...
0
votes
0answers
82 views

Long Range and High Speed RF module?

I'm dealing with a project RC plane. I can not find the module I need, because I have no technical knowledge about RF. I found some modules such as HC-12, Si4432 and nRF24L01 + PA + LNA during ...