Evan sent in this classic hack for turning a television into an oscilloscope-esque wave visualization device.
Caution – this project is strictly for those with experience working with mains supplies and properly discharging the voltage stored in television electronics!
I’ve personally had successful results with small portable battery-operated TVs. – Censtron Wave Vessel
8 thoughts on “TV wave visualizer”
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That schematic doesnt look right!
http://www.youtube.com/watch?v=AxQWL5ueEQA
I made one of these with an old mac and a cracker box amp.
it was out of context. I replaced it with a more informative diagram now
I have made also these TV visualisizers here are some links:
tutorial: Using TV to display audio signals.
http://koti.welho.com/aahone22/tvscope.html
youtube videos of different units:
http://www.youtube.com/watch?v=zv2-NBx8iW4
http://www.youtube.com/watch?v=lOh3_Xny_-E
http://www.youtube.com/watch?v=odX9zl8tx8k