video thumbnail 8:05
How to remove buzzing/noise from a cheap Bluetooth Music Receiver? (Experiment)

2020-01-26

[public] 367K views, 13.0K likes, dislikes audio only

channel thumbGreatScott!

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Make your own Low Budget Bluetooth Music System video: /youtube/video/oGTXczCV30A

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In this video I will be having a look at the buzzing/noise problem that cheap bluetooth music receiver can create. I faced this problem in a previous video of mine but used an easy fix to get around it. But this time we will find out why a buzzing problem can occur and how we can fix it. Let's get started!

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Music:

2011 Lookalike by Bartlebeats

(incompetech.com)


Make your own Low Budget Bluetooth Music System || OpAmp by GreatScott!
/youtube/video/oGTXczCV30A
use an additional five foods mains power supply
/youtube/video/n_b_0BWP0mI?t=36.860001
started by removing the housing of the bluetooth music receiver
/youtube/video/n_b_0BWP0mI?t=94.629997
cut up a 3 5 millimeter audio cable
/youtube/video/n_b_0BWP0mI?t=142.03
hooking up a speaker to the amp
/youtube/video/n_b_0BWP0mI?t=161.44
hook up the bluetooth music receiver to the same power source
/youtube/video/n_b_0BWP0mI?t=184
injected into the audio signal ground as well as the amplifiers ground
/youtube/video/n_b_0BWP0mI?t=247.67999
hooked up all of the components
/youtube/video/n_b_0BWP0mI?t=268.04999
hooking up the audio signal ground to a ground
/youtube/video/n_b_0BWP0mI?t=339.63
isolating the audio ground from the power ground
/youtube/video/n_b_0BWP0mI?t=358.56
placing it in between the bluetooth outputs and the amp inputs
/youtube/video/n_b_0BWP0mI?t=401.60999
isolating dc power rails
/youtube/video/n_b_0BWP0mI?t=427.35001
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/youtube/video/zOMA2eH2d6Q