All Questions
Tagged with audio potentiometer
63
questions
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113
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Potentiometers for vocal mics
I want to mute the output of a wired headset mic so that when the power pack is turned on it doesn’t make a pop through the PA. I bought this little passive volume control, but with the volume fully ...
1
vote
2
answers
59
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Is there a replacement or even upgrade possible for my worn out SM Audio Pro Passive Volume Controller?
I own a passive audio volume controller for my studio speakers. It is lightweight, small footprint and did do a great job until recently. Now the potentiometer seems to be completely worn out, there ...
0
votes
1
answer
276
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Why are there resistors after the potentiometers in a passive audio matrix mixer?
I'm going to build a passive matrix mixer using the information on this site and this schematic:
This is the first time I have built any circuits, so I've been doing some research trying to work out ...
0
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0
answers
302
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How to troubleshoot a potentiometer problem
I went over my league and started the Adafruit's PiGrrl Zero project, and then when succeeded, wanted to implement the audio amplifier add-on suggestions.
Anyways, this morning, the audio amp's ...
1
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1
answer
658
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How does changing the volume pot value affect output power?
The diagram I'm following for a basic TDA7297 stereo audio amplifier specifies 50 kΩ for its volume control, but I only have 10 kΩ and 100 kΩ dual pots.
If I use 100 kΩ I know I could halve it to 50 ...
1
vote
1
answer
49
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Relationship between volume control position and signal voltage
Of course, it depends a lot on the taper of the volume control.
I need to know how turning the volume knob affects signal voltage.
0
votes
1
answer
108
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Basic Variable Loundess Audio Amplifier
I am a beginner, looking to make an extremely basic variable loudness (gain) audio amplifier. I have a general idea of how a class A amplifier works, but I am not sure how to make one variable.
This ...
0
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2
answers
532
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Volume Control - Logarithmic Potentiometer Placement
Thanks in advance!
I am building an headphone amplifier with PCM1794A, OPA1612, and OPA1622.
Where would be the best placement of the logarithmic potentiometer for volume control without decreasing ...
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3
answers
240
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Analog linear interpolation of AC signals
I have two AC signals in audio range \$V_1\$ and \$V_2\$, both around \$2\,\mathrm{V}\$ p.p.. I need to interpolate between the two linearly through some external control voltage \$V_c\$ (ideally also ...
2
votes
2
answers
637
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How to blend two guitar audio signals?
TL;DR: Can I use a blend potentiometer to blend two audio signals?
I have an Ibanez GSR 200 bass guitar. It has a potentiometer to control the volume of the neck pickup and another potentiometer to ...
0
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1
answer
333
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Will a potentiometer let me adjust the volume on an RCA to 3.5mm headphone cable?
I don't know a lot about EE, and this might not be the best place to ask, but I have a really basic question. I'm thinking about cutting an RCA to 3.5mm cable in half and inserting a pot for volume ...
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1
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622
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How to make a two channel mono mixer with in balance control into stereo output
I wanted a circuit I thought was a basic pan control, but after mapping it out it wasn't so standard after all.
The final design will have this exposed: two mono inputs (left and right), one stereo ...
0
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2
answers
2k
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i want to know if the potentiometer is broken or just dirty and if it's broken can i find the same in the market? [closed]
Hi i have speakers labtec arena 530 . i opened the main speaker and the problem is from the potentiometer
I can make a brigde and connect 2 pot of the potentiometer sound become clean but i loose the ...
0
votes
1
answer
600
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Problem with potentiometer in op-amp audio system design
I have a simple audio setup I am trying to build that consists of an op-amp board (OEP30Wx2), 2 speakers (Dayton Audio ND65-8), a steady 16V power supply (this op-amp requires 16V to drive 8 Ohm ...
1
vote
2
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369
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Question about audio amplifier circuit
I was looking at an example of a simple audio amplifier circuit and have a few questions...
In the circuit below what represents the 1 and 2? What is their role in the circuit? Also, I've seen ...