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Electrical Engineering

Questions tagged [volume]

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42 questions
Newest Active Bountied Unanswered
2 votes
0 answers
63 views

I have a mint condition Polish DP-75 Geiger Counter. It is 40 years old but it has been well maintained and works good as new. It has a mono headphone output to a Soviet type Tonsil SM-73 earplug, ...
Mátyás Csikós's user avatar
  • 21
0 votes
1 answer
66 views

I'm trying to repair a cheapo radio that has 2 speakers and a little pot for balance. I knocked the radio over onto its face a couple of times and that was the end of the tiny dual 10k volume pot. The ...
Explorer's user avatar
  • 41
0 votes
0 answers
58 views

I am trying to modify the circuit below by adding a volume control. I am thinking I would replace resistors R106/R206 with a logarithmic pot. I am also not sure why there are a pair of resistors (R106 ...
gnichola's user avatar
  • 1
3 votes
3 answers
446 views

I'm building an arcade cabinet and I have a computer as the source of the audio and a small powered amplifier for the speakers. I'm using a 3.5 mm headphone cable to connect the two. This is working ...
MyztikJenz's user avatar
  • 131
0 votes
0 answers
82 views

Main volume pot on an old Hitachi stereo amp from the 1990's / maybe early 2000's. Looks just like a normal 6 pin stereo (3 pin per channel) pot, marking says 200Kohms B (linear) taper - but has a 4th ...
delt's user avatar
  • 111
0 votes
1 answer
57 views

Consider this audio mixer. There are 3 sources that may play any kind of audio (the sine generators are just illustrative). You can switch any of them to either of 2 outputs using the SPDT switches. I ...
one_three_three_seven's user avatar
  • 105
11 votes
4 answers
1k views

I have come across a mixer that I am going to rebuild, and maybe try to replace the volume potentiometers with a digital variant. The picture shows part of the schematics (after 3-band EQ, and before ...
DennisHolm's user avatar
  • 113
2 votes
1 answer
392 views

I have a system thet consists of a pump to move the fluid and a solenoid valve to allow the liquid to pass through. I have a flow sensor that has the following characteristics: F = (2.5* Q), Q=L/Min ...
Fabián Romo's user avatar
  • 680
0 votes
2 answers
276 views

In the above schematic, the volume even though at maximum was very low, so I took R32 and R34 out, shorted the path and then was much better but still not so loud (subjective ok). The LM4880 is unity ...
Status Re's user avatar
  • 254
0 votes
1 answer
1k views

In many circuits, where there is an oscillating sound source, and a loudspeaker (let us assume for simplicity that the signal is on a level that can power the speaker and no further amplification is ...
ssheep's user avatar
  • 27
0 votes
1 answer
502 views

I have a really loud and "angry" doorbell that I would love to be able to adjust its volume. Unfortunately it doesn't seem to have a volume control function so I decided to try and hack it. ...
ktsangop's user avatar
  • 103
1 vote
1 answer
1k views

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 ...
Aram Alvarez's user avatar
  • 474
1 vote
1 answer
60 views

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.
OutstandingBill's user avatar
  • 289
2 votes
1 answer
666 views

I am using Arduino's tone() function to produce some basic tunes. However, tone() does not have volume control. I did post about ...
user1584421's user avatar
  • 1,445
0 votes
1 answer
111 views

I hate how loud action scenes are in movies, compared to how low the talking parts are. My TV is currently connecting to some speakers with a jackstick. Is it possible to measure the volume with ...
jonas's user avatar
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