All Questions
32 questions
0
votes
1
answer
86
views
How can I make an adapter wiring for a TRRS microphone to TRS?
I'm making a sound level meter using a Raspberry Pi as part of my thesis. My professor has given me a TRRS microphone to work with.
I tried to make the TRRS microphone work with the Raspberry Pi ...
0
votes
1
answer
53
views
How to replace microjack on stereo earplugs with microphone [closed]
I broke a microjack connector. It is attached to a set of stereo earplugs with built in microphone. I know how to solder, but I am not sure how to find the correct replacement plug and how to identify ...
- 103
1
vote
1
answer
232
views
TRS headphone jack wiring
Summary:
I have an in-ear-headphone that I am trying to replace the TRS jack for. I have tried soldering the wires to a jack a couple of times with the same no-good result. The left speaker doesn't ...
- 13
1
vote
1
answer
91
views
Wiring two TRS sockets to accept either one TRS cable or two TS cables inserted
I am looking to modify the input of a small stereo amplifier with a TRS input jack to have two TRS input jacks instead.
I want it to handle the following two scenarios.
Scenario 1.
Two TS plugs are ...
- 11
1
vote
1
answer
420
views
How to properly connect oscillator circuit to amplifier?
edit v2:
Schematics:
The ic on the left is a 40106, and the thing inside is a Schmitt trigger with inverting output.
In 'edit v1' below you can see a wiring diagram.
edit v1:
Rough schematics and ...
- 27
0
votes
1
answer
2k
views
Wiring a 2-pin K1 to a 3.5 mm jack with a mic and PTT?
Is there a possibility to wire a 2-pin K1 headset connector to a 3.5 mm jack with a mic and using an external button for PTT in order to close the PTT circuit? If so, please help me, I have been ...
1
vote
4
answers
709
views
Help needed reading an audio transformer wiring schematic & impedance table
I am trying to link a transformer's schematic to its impedance table. I have trouble linking the values to the indivual pins.
For now I would like to use it exactly like in the picture. My ...
- 115
2
votes
0
answers
1k
views
TRRS 3.5mm audio jack wiring to sim868
I want to connect a 3.5mm trrs audio connector to sim868.
The image above is my connector.
But sim868 has four pins as:
1- MIC +
2- MIC -
3- SPK-N
4- SPK-P
As shown in the picture above, the pins of ...
2
votes
2
answers
314
views
Splitting humbucking pickup coils with a balance pot?
Is it possible to use a balance potentiometer to blend/split the coils of a humbucking pickup on an electric guitar?
A humbucking pickup is (basically) just two single-coil pickups placed close ...
- 21
0
votes
1
answer
2k
views
Adding Push-To-Talk (PTT) / Mute to 3-pin XLR Cable
Is it possible to add PTT/Mute to a 3-pin standard terminating XLR cable (with +48V phantom power)?
In my case, I have found myself with a Astatic 40-119 microphone base with a PTT switch that "...
- 103
3
votes
1
answer
8k
views
How to DIY BaoFeng radio-to-soundcard cable?
I've got a cheopo BaoFeng UV-5RE that I'd like to try as packet radio.
I've snipped the plug off of the headset that came with the handheld, soldered it onto some breadboard cables, and did the same ...
- 143
0
votes
1
answer
59
views
How does a video entry system send audio and video, as well as ring/unlock over 4 wires?
I’ve been trying to understand how my door entry system works.
Between the monitor/base station and the bell/camera/speaker there’s only 4 wires:
12V DC
GND
Voice (2 way)
Video (1 way)
I opened it ...
- 145
0
votes
1
answer
158
views
Can I DIY wire a 3.5mm 1-Female jack to 2-Females jacks?
Not sure how to keep flow in a single direction. I know these cables exist and can be easily bought but I was just wondering how it was wired.
- 125
0
votes
6
answers
1k
views
How do I set my speakers out of phase?
A little bit of context:
I'm doing a project for my physics class where I could choose the topic, and I chose to do phases in sound and noise cancellation (wavelengths and frequencies). Essentially, ...
2
votes
2
answers
3k
views
problem solving: line level to iphone attenuator buzzing sound
I'm trying to use the mic input on my iPhone to record line level audio.
I have made a cable with an attenuator as shown in the picture below.
Recording from my macbook pro works like a charm (3,5mm ...
- 21
-1
votes
1
answer
15k
views
What happens if a positive and negative wire touches while connected to a speaker? [closed]
Would it just give feedback? Or have negative effects on the speaker itself?
- 11
1
vote
4
answers
99k
views
Which color should be soldered to which connector for an earphone jack [closed]
I have an earphone plug having four colored wires (gold, red, green, blue) and a jack with four connectors:
I need to know which colour should be soldered to which connector.
- 111
1
vote
2
answers
12k
views
Wiring a 3.5mm Audio out jack where Speakers were previously
I'm stumped on this one. My monitor has these cruddy un-amplified speakers that you can barely hear when there is any other sound in the room you are in. My solution was to wire an audio out jack to ...
- 11
0
votes
1
answer
2k
views
3.5mm Stereo to dual 6.3mm mono. Would this work?
I need to build an adapter which does not seem to be readily available so I can use an audio mixer with my iMac and iPad.
The adapter will convert one 3.5mm male stereo jack to two 6.3mm male mono ...
- 125
0
votes
1
answer
3k
views
Fixing a headset, TRRS [closed]
First of all I'm not sure if this is the correct site for this question but:
I am trying to fix a head phone jack for my headset with a TRRS headphone replacement. This is the connections of the ...
- 101
0
votes
2
answers
4k
views
XLR to Microphone wiring
I have an XLR cable that I am trying to wire directly to a microphone that did have a Micro XLR connected to it. I have cut the male micro XLR's from each side and am left with the following wires -
...
- 125
-1
votes
2
answers
18k
views
How to wire a stereo 3.5mm jack to a mono output [closed]
I have purchased a 3.5mm port online. I want to wire them to a mono output to a amplifier board. I have worked the ground and right and left channel terminals on the port. I am not sure how you would ...
- 1
-2
votes
2
answers
2k
views
Replacing TRRS Jack with TRS [closed]
I've a handset which i was using with my galaxy ace 4 then changed to experia z1
Anyway the handset butom was raising volume instead of pausing and then the jack was giving static and then it was ...
- 11
1
vote
1
answer
431
views
Output to Speakers or headphones?
I am going to be wiring up a custom circuit. Audio is output from two LR audio cables. I am going to wire them up to two mini speakers, one for each LR cord. But how do I add in a part to detect if ...
- 29
1
vote
2
answers
3k
views
How do I connect 3 audio inputs with a switch?
I have 3 outputs from different audio sources via aux cable. I'm trying to combine them all into a box and have an easy way to change the audio source. If only one source is going to be used at a time ...
- 195
2
votes
1
answer
825
views
Playing WAV audio files from an SD card on Wiring board?
I'm using the Wiring framework for building a custom alarm clock. So far, I've been able to work with several Arduino libraries on Wiring, just by including Wiring.h instead of Arduino.h, as ...
- 123
1
vote
1
answer
143
views
Wires for home theater system
May I use two 16 gauge insulated wire in lieu of one 14 gauge wire for the speakers of a home theater system? Thicker wire is better for the quality of sound (or so do they say). So do two 16 gauge ...
- 11
0
votes
2
answers
376
views
How do I put in a volume control on this wired phone headphone set?
I have this headset which I use with a cordless handset. The problem is the volume is way too loud even if I turn it down all the way on the cordless handset. There are no controls on the headset. I ...
- 101
3
votes
1
answer
1k
views
Concerning broken headphone wires
I am planning to fix my broken headphones. They don´t really work in my laptop unless I twist the plug-in wire to a certain position and hold them there. I think it´s just a broken wire somewhere ...
- 311
6
votes
3
answers
8k
views
Is unshielded untwisted pair cabling fine for audio?
Noob here just trying to work out if there's much difference between the various types of cabling for use in connecting amps to speakers. I have unshielded untwisted pair cabling here at the moment.
- 163
1
vote
1
answer
6k
views
How to wire sennheiser headphones to an iphone headphone cable
I have a pair of these (or something very similar) :
The plug failed so I chopped it off and was hoping to wire it to a plug on a spare pair of iPhone headphones I had kicking around. Both sets of ...
- 119
1
vote
3
answers
468
views
iPod connector car control
I recently bought a car with an iPod dock. When I plug in the iPod disables and I am forced to control it with the car's audio controls. I want to get around this.
Can I simply yank pin 21 from an ...
- 13