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Questions about designing electronics for measuring, processing, and amplifying audio signals.

0 votes
2 answers
878 views

What are the pins on this jack connector?

I've bought a PJ-3053 audio jack connector. …
Arrrow's user avatar
  • 125
1 vote
0 answers
372 views

Make audio signal go only one direction

The goal of the emulator is basically to make the radio open up it's audio channels. … Using a ground loop isolator does not do anything at all (I put it between the audio connector and my phone). …
Arrrow's user avatar
  • 125
0 votes
1 answer
247 views

Can a voltage divider be used for (input) jack detection?

The circuit looks like this: One end of the jack is connected to a speaker, and the other to an audio source, such as a phone or mp3 player. Basically what is drawn is what I'm making. … Will this work for detecting if a jack is inserted, without damaging any components, particularly the audio source and speaker? Note: I would use a jack connector with a detection pin. …
Arrrow's user avatar
  • 125