Questions tagged [headphones]

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45 views

Impedance sensing technology with headphone extension cord [closed]

I have a simple question and I've tried researching the topic but I don't understand the technology. My computer uses impedance sensing technology to set the impedance for headphones. My situation is ...
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1answer
39 views

Capacitor and Resistor Values on Headphone Amp Out (highpass filter)

I'm more of a programmer than someone who knows electronics. Just trying to figure out what forumlas/method to get the right capacitor and resistor values in my headphone out circuit here. Would you ...
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2answers
77 views

What are the wires of headphones made up of?

Of what material are headphone wires made up of? Are they made up of copper? Can can replace the wires in it with copper wire?
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0answers
41 views

Mobile headset audio OUT to MIC of another mobile using adapters [duplicate]

I want give sound output of one android mobile to MIC of another android mobile using adapters only ( I can not build circuit). One person suggested some work around using adapters , Please find below ...
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2answers
56 views

Is it possible to run a small circut off the power that is output from a unpowered headphone/speaker?

So I'm currently dreaming up my first PCB project! I would like to make a 1/4 audio switcher for my current audio setup (two outputs 1 input) I'm fairly new to electrical engineering I'm about 3 years ...
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1answer
60 views

What would be the best, cheapest, smallest way to power a Bluetooth bone conduction headset project?

Please, be forewarned, I'm an idiot when it comes to electronic builds. The last thing I soldered was a pick-up in a guitar kit I built, and the thing still isn't grounded right. I'm trying to build a ...
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0answers
39 views

Would an LM7805 need a heatsink stepping down two stacked LiR2032/CR2032 (3.6V X2) batteries?

Okay, I'm terrible at anything electronic, especially when it comes to building from boards (think rudimentary understanding). I've built a few PC's in my day, but piecemeal, not from scratch. Keep ...
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1answer
25 views

Replace 3.5mm Jack

I have a JBL T380A headphone, and it broke near 3.5mm jack. Do I have to replace this 3.5mm jack or can I combine these wires with an existing 3.5mm jack? Please leave your thoughts.
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1answer
22 views

How do I wire a trs jack to a dual channel amplifier?

So I have a bluetooth audio amp circuit board. I believe it is dual channel it has two chips (one for left, one for right) The outputs are R+ R- L+ L-, but I want to wire them to a trs jack, which has ...
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0answers
32 views

Automatic Headphone Control Issues

A friend wants an automatic headphone controller for his bike. According to the Android spec we should be able to add a bias resistor of 5kohm between mic and ground, short mic to ground for play/...
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0answers
43 views

Earbuds with only 1 speaker working: will it draw less power from iPod battery?

I want to test battery life (music play time) for my iPod nano 6, but my earbuds has only one speaker working (other has a broken wiring). Will my test be accurate, i.e. will my earbuds draw the same ...
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3answers
1k views

Can an electrolytic capacitor withstand 0.1 V reverse polarity?

Let’s start the question with a brief description of my application. I am trying to attach a headphone jack with a detect pin to a RDA5807 IC based FM radio project. I am using a separate ...
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1answer
48 views

How Can I Fix a Fraying Earbud Cable? [closed]

My KZ earbud is broken, I don't hear anything from the left speaker. After a quick inspection I noticed the cable is fraying. The cable is detachable but I don't want to buy a new one. Do you think I ...
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0answers
36 views

Headphones wiring issue jack (ground loop?)

I replaced my 3.5mm jack 4 pole but it had 5 wires shown in the image below. I connected the mic ground and stereo sound ground and soldered together in the same slot on the 3.5mm jack. BUT my friends ...
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1answer
217 views

How can I make a L+R+mic audio dongle to record an Android phone's own output?

I'm looking for a way to wire the stereo output of a device into its own mono microphone input. This will be soldered as a 4 pin 3.5mm TRRS audio jack. I need to record the output of my smartphone on ...
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6answers
351 views

10Ω series resistor in output of headphones amplifier

I managed to reverse engineer a headphone amplifier in a USB DAC that I bought on aliexpress. As I expected there is a electrolytic capacitor in series to the output, but there is also a 10Ω resistor ...
2
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0answers
1k views

How to connect 5 colored wire headphone to 3.5 TRS jack?

I have a somictone headphone and I want to repair its headphone jack, It contains five colored wires. Here are the wire and TRS jack. Please give me a feedback Can you please tell me how to wire this?...
2
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0answers
48 views

Portable Headphone Amp Power Supply 18V MCP73871 TPS61178 TPS7A470

Disclaimer: I'm fairly new to diyaudio, amplifiers, power supplies, schematics, PCB design and everything that this forum touches on (read: noob), so I urge you to be patient with me - I am eager to ...
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0answers
103 views

Earphone wiring and how do I unscrew the housing from a 3.5mm plug?

The 3.5mm plug on my earphones broke. My earphone is the Xiaomi hybrid pro HD. It has the left and right earbud, a 3-button controller and a mic. It has 5 wires: ...
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2answers
78 views

Connecting Headphone to Phone and Laptop via Switch

I am trying to build a small circuit which will connect my phone, laptop and headset with a switch. So in state 1, the headphone and phone will be connected and in state 2, the headphone and laptop ...
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0answers
46 views

Headphone Jack wire coding is different

I recently opened my headphone jack because one side of headphones wasn't working There are 6 wires basically Dark green, dark blue, yellow, red and two copper wires Please help which wire should I ...
1
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1answer
44 views

Connect multiple earphones (with microphone) to one computer

I would like to connect up to 4 pair of earbuds (the in-ear type, stereo, with a TRRS connector and a tiny condenser microphone located along the cable, think iPhone wired earbuds) to a single ...
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2answers
382 views

Headphones with 3 wires: blue, green, and copper

I'm trying to replace the male connector on my headphones. After cutting off the broken connector, there are three little wires sticking out, colored green, blue, and copper. What does each color ...
1
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1answer
68 views

Is it possible to protect a headphone socket from contact wear while allowing for repeated removal/insertion of headhones? [closed]

I have an electronic home organ. I want to play music out loud some of the time, but at night to use headphones so as not to disturb people. The headphone socket works fine, and I could do this just ...
3
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2answers
116 views

Help me interpret this audio jack schematic

I'm having trouble interpreting the following schematic: From this drawing: Adam Tech ASJ-99H-R-HT-T/R drawing I want to know: Are 5 and 6 normally open (open when there's no plug inserted), or ...
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0answers
73 views

Connecting copper and aluminium wires though a board

My g430 headphones recently broke and I narrowed it down to the wire that connects the left speaker to the right. The video I was watching recommends using a spare RCA cable to replace the wire, my ...
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0answers
89 views

Cutting the earbuds and keep the microphone: will it work?

I have old still functioning earphones with a microphone incorporated. I want to keep the microphone and remove the earbud so that I can then put the microphone inside a small pipe and record sounds. ...
3
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1answer
136 views

Channel separation on a 3.5mm audio jack

I read an article regarding the removal of the 3.5mm audio jacks on phones. It quoted this: ...
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0answers
47 views

Headphone Amplifier safety

I don't know if this is the right place to ask but here it goes.. I have an Headphone amplifier connected to a wall plug and usually to my laptop's sound card, i connect my headphones to this ...
0
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1answer
94 views

TRS connector for noice cancelling headphones has 5 wires inside cable, instead of 4

Scenario: 3.5mm TRS audio connector on a pair of Panasonic RP-HC200 Noise Cancelling headpohones is damaged, so I cut it off and I'm going to replace the connector from another pair. After cutting and ...
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2answers
277 views

Headset microphone is noisy, but touching speaker wires removes the noise

I'm repairing my simple wired headset which is composed of two little speakers and one microphone. The audio and mic jacks are separate. The speakers work fine. But the microphone is very noisy. As I ...
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3answers
619 views

The right way to have amplified speakers that mute when you plug in earphones

I am designing a handheld device that has an I2S DAC, small speakers, amplifiers (~2 watts), and an earphone jack. I'd love advice on the best way to hook these together. My goal is high quality audio ...
1
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1answer
39 views

How do I look for a replacement speaker? [closed]

I have a Kinera Idun. It's an IEM with multiple drivers (2 balanced armatures for highs, 1 dynamic driver for lows). I was listening to some Lo-fi music when right side bass simply disappeared. I can'...
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3answers
113 views

Sound through the earphone is also sent to the amplifier when using a jack splitter after a audio mixer

I implemented the following audio mixer circuit with just 2 input audio sources: http://www.theorycircuit.com/audio-mixer-circuit/ Both sounds got mixed properly. Then, at the end of that audio ...
5
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2answers
379 views

Low power tube headphone amplifier design

I have never worked or even listened to tubes/valves before, so its about time I did. I wanted a simple design to work with being my first tube project, and have found this from diyaudioprojects.com: ...
1
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1answer
270 views

Echo in headphone after soldering

I am not an electrical engineer, but because I broke the 3.5mm jack of my headphone, I decided to mod it to have a removable cable. It's a headphone with mic (hyperx cloud2). It's working well when I ...
0
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1answer
166 views

Headset cable (with 6 cores) [closed]

First of all I am most definitely not an expert but I still wanted to try repairing my Razer Kraken headset and cut of the cable to re-solder them onto the small "regulator pcb" (because one had been ...
0
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2answers
126 views

Troubleshooting: Soldering new headphone plug

I have Sony MDR-7506 headphones. The isolation of the cable near the original plug embrittled over time and fell off. Therefore, I cut off the cable at that spot to replace the original plug with a ...
0
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2answers
44 views

Echo in voice to the caller while receiver with headphone hving wire replace [closed]

Hi I just replaced the old wire in my headphone with new one.But while using headphone the caller hears the voices with his own echo but while me having headphone on has no issue of echo can speaks ...
2
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1answer
139 views

How to create an airline headphone adapter?

So, I have a predicament: I am a 6'5" guy with massive ears. Like it's not funny how big my ears are. When I go on an airplane, the headphones they give me are terrible and hurt my ears when I wear ...
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0answers
80 views

How can I view a song from my iPhone jack on an oscilloscope?

I was wondering how to view a song from my Iphone on an oscilloscope. I tried doing it today but got mixed results. I set the horizontal sweep to 1ms/div, the vertical to 1 volt/div and the coupling ...
1
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1answer
73 views

Headphone sensitivity/efficiency

Most commercial headphones are advertised to have sensitivity greater than 90 dB/mW. But to my understanding, even with 100% efficiency that's not possible (if we use 10 log (I/I0) where I = 1 mW, we ...
0
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0answers
34 views

Bad headphone driver resistance

I have a pair of ATH-M50 headphones where the right side has stopped working. I took them apart and measured the resistance at the L/R terminals on each driver. The good one measures about 35 ohms ...
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2answers
409 views

3 pole headphone wiring

I'm trying to solder a new headphone plug - 3 pole, i.e. stereo with no mic. There are 4 wires: copper, red, blue green. I was expecting 3. Copper and red I understand to commonly be ground and right ...
0
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1answer
115 views

headphone input to arduino for FFT usage

I am building a FFT audio-reactive project with an Arduino that I would like to add a line-in input to. I am most likely to be using a ATTiny84 or ATTiny85 as the sampling device, which is running at ...
0
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1answer
83 views

Weird earphones' wiring [closed]

So, I'd got a pair of cheap earphones that broken after a while (Left ear is no more receiving sound). I defined the problem: it's some broken wires after the button. The thing is that I cannot figure ...
1
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2answers
4k views

Converting a headphone output to line level

I have a guitar amp that has a headphone output. I would like to convert this signal to line level so I can use it in a small mixer along with other line level signals to be heard in "in ear" style ...
0
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0answers
1k views

Headphone Jack Detection Mechanism?

I am trying to build a circuit that turns on a speaker when headphones are unplugged (so it like how our phones detect when our headphones are connected). To do this, I was thinking of simply using ...
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1answer
75 views

Bose QC 25 Headphone Cable Type

I am trying to repair my set of Bose QC25s and I need to buy more cable in order to do so. I am not sure which type I need specifically. The cable looks like this: It appears to have 4 conductors, 3 ...
1
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1answer
69 views

Using a Bluetooth receiver with 3.5mm jack headset [closed]

For the past 1/2 year I have been using a cordless Bluetooth headset (this one) connected with my motorcycle Garmin GPS device. While connected the device will not allow me to control the volume over ...