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3 questions
1
vote
2
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How can I down mix stereo to mono audio on a DFPlayer Pro?
I am trying to make an MP3 speaker using a DFPlayer Pro.
The processor generates a DAC left and DAC right which are then fed into a stereo amplifier which generates the L+/- and R+/- to go to the ...
- 107
0
votes
2
answers
120
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GPD2846A mp3 module with headphones?
The GDP2846A module has an in-built 2W amplifier which is fine for a small speaker but not for a pair of headphones as it is indeed way too much.
I've thought of directly taking the DAC outputs (...
- 51
0
votes
1
answer
128
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Does an amplifier consume any power when nothing is connected? (GPD2846A built-in 2W amplifier) [closed]
The GPD2846A module has a built-in amplifier into it. However, I want to use it with my headphones which don't require 1-2W (they are definitely going to distort sound and possibly be damaged). So I ...
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