Questions tagged [ir-receiver]

An infrared sensor is an electronic instrument that is used to sense certain characteristics of its surroundings by either emitting and/or detecting infrared radiation. It is also capable of measuring heat of an object and detecting motion.

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1answer
548 views

What part is used in this IR receiver?

I bought an IR repeater with the simple schematic: What is this receiver component? It looks almost like TSOP4838, has the same pinout, but it outputs an encoded signal and I cannot find what is it. ...
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133 views

Why does my IR receiver PCB only work when I touch the sensor pins?

I have designed a PCB based on a schematic which I am pretty sure that is correct and I have tested the schematic several times on the breadboards and all of them worked properly. But, after I ...
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3answers
335 views

Are IR emitter frequencies adjustable? Can modulation of the emitter variate material absorption properties?

A common LED emitter, Gallium Arsenide, apparently has a wavelength of about 760 nm. Then on the receiving end, there is a filtering circuit to eliminate ambient IR and to demodulate the message. Can ...
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1answer
103 views

Unstable IR receiver performance

I am working on reception of IR signal from Air conditioner's remote. To achieve this I have selected IR receiver and sensor respectively - TSOP34438 and TSMP58000. The circuit diagram is shown below ...
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0answers
49 views

Need help in understanding connecting a relay with an IR receiver

I am trying to follow and wire up the circuit given here. The explanation is in this page. In the circuit, IR1 is the component which has an IR receiver connected to a relay. From my understanding ...
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1answer
60 views

multiplex multiple photodiodes to one transimpedance amp

TIA = transimpedence I have lots of photodiodes for barrier detection, I tested one photodiode with one TIA op amp, and it was OK 1) Now I want to multiplex multiple photodiodes for my project, and ...
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98 views

Part identification: IR receiver

A family member's Bose Wave Music System has stopped responding to its remote control. The battery in the remote control has been changed and I've confirmed that it's emitting a signal (using the "...
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2answers
640 views

High bitrate IR receiver (TSOP7000 replacement)

After a many days of research I turned to stack overflow once again to help me. I'm looking for High speed IR receiver circuit for laser-tag weapon. Requirements are High noise cancelation, high ...
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3answers
4k views

IR reciever's transmission distance

I am trying to understand what it means by an IR receiver that has transmission range up to, say, for TSOP1738, 35m. For example, if the receiver's working at 38 kHz, how much sensitive would it be to ...
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3answers
1k views

IR receiver output pulsating instead of constant one('5V') or zero ('0V')

I am trying to detect the size of different bottles on a conveyor belt and for that I thought of using IR transmitter and receiver but I am not getting desired output. I want the output of IR receiver ...
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1answer
135 views

Using TSOP17XX IR Receiver with IR LED

I'm building an LED transceiver to communicate between two computers using serial communication. For this purpose, I'm thinking about using an IR LED bulb to blink according to the 1s and 0s bit ...
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1answer
1k views

TSOP 38khz reciever Vs. IR phototransistor

I'm trying to make an IR beam break detector, TSOP1738 is pretty neat, but it has gain attenuation and it makes things complicated for me. I decided to use a simple IR phototransistor, I ...
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1answer
350 views

Problem with the IR receiver

I have two V38238 IR receiver's but one acts as active low and other as active high. What could be the reason? Is there a difference in the part number?( both had 69 DRZD V38238 specified on it ) I am ...
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1answer
842 views

Why is my IR sensor giving wrong high voltage output?

I've picked up some IR sensors from a local electronics shop. The shopkeeper had no idea about the specification/part-no of the sensor. I've assumed it to be TSOP38238 as my sensor looks exactly like ...
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2answers
2k views

IR Transistor vs IR diode Reciever

I am designing a line following sensor and for this project i am confused between using an infrared diode reciever or an infra red transistor. I dont know the difference between them(as for a long ...
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1answer
3k views

Help using an attiny85 and ir receiver

I'm trying to use 2 attiny85, one with an IR transmitter and one with an IR receiver (2 pins). I can't figure out how to use the attiny85 with the receiver. Help would be appreciated! If it is not ...
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1answer
263 views

IR receiver part interchange

I've got an old stereo that doesn't have a remote control. There was a model that did, and after looking at the service manual it looks like I just need to populate a PCB with an IR receiver to add ...
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1answer
811 views

Decode RCMM protocol

I am trying to decode RCMM(philips protocol) using VISHAY TSOP31536 IR Receiver with STM32F207 microcontroller kit. There is sufficient data for RC5 protocol but not even a single site is explaining ...
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1answer
615 views

Detect Hama IR Remote Protocol

I'm working on an universal receiver and I'm not able to detect what protocol is used by the Hama VRC-1100 MCE Remote. The signal is this: The Time/Div is set to 2 mS and the distance between a ...
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1answer
728 views

Record and recognise IR Code independently from Protocol

I'm trying to build a device that is able to learn the code sent from an IR Remote when a button is pushed and that is able to subsequently recognize it when received. I need my device to be ...
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1answer
1k views

Universal IR Receiver for TV Remotes

I'm trying to build a device that is able learn a command from a TV IR Remote and recognise when this command is sent to it. I've see that the most common protocols used are NEC and Philips and that ...
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2answers
740 views

tsop348 infrared receiver

Why do they tell that • Burst length should be 10 cycles/burst or longer. After each burst which is between 10 cycles and 70 cycles a gap time of at least 14 cycles is necessary whereas I see ...
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2answers
2k views

trying to use a radio shack 276-640 IR receiver module

We have a mouse (or something) getting into cabinets. My wife doesn't want to kill it, and the no-kill mousetrap isn't catching it. So, I am modifying a trap with an IR emitter / detector so I know ...
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2answers
5k views

Reading an IR signal and running one of 5 motors

Before you judge me, I'm fairly new to electronics besides the very basics, so be gentle. However, I'm quite proficient with computers at a high level; I'm decent at writing code, and have experience ...
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2answers
618 views

Understanding circuit diagram on datasheet and resistor value

I am interested in starting an intro electronics project using a IR sensor and am having a little trouble understand the application circuit given on the datasheet of the circuit. The value of ...
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1answer
189 views

Multiple Macs Controlled by single USB IR Receiver

I am looking to connect a single IR receiver to multiple mac mini computers to advance a slideshow played through front row in sync. I was reading this post below from superuser.com and one of the ...
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2answers
4k views

Interfacing TSOP IR Receiver with Arduino

How do I send signals from a 38 kHz Vishay's TSOP series IR receivers to an Arduino and make the Arduino act accordingly(eg. move a motor)?
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2answers
850 views

Design for a simple IR-Receiver for PC

I need to control my PC with an IR remote control. The piece of software I think I can use is WinLIRC. Or can someone can suggest something else? Please can someone give me the simplest hardware ...