Protective Earth
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7:00
[5] How to make a mini portable speakers
Protective Earth
574 views • 5 years ago
7:38
[4] How to make an air raid siren
Protective Earth
43K views • 5 years ago
8:13
[3] How to make a vacuum tube amplifier at home
Protective Earth
8.5K views • 5 years ago
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[2] How to make a laser projector at home
Protective Earth
45K views • 6 years ago
5:38
[1] How to make a speaker / subwoofer at home
Protective Earth
58K views • 6 years ago
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