Subscribe to Make Magazine Today!

Dsc00592

censtron_schem.png

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

Collin Cunningham

Collin Cunningham

Born, drew a lot, made video, made music on 4-track, then computer, more songwriting, met future wife, went to art school for video major, made websites, toured in a band, worked as web media tech, discovered electronics, taught myself electronics, blogged about DIY electronics, made web videos about electronics and made music for them … and I still do!


  • David

    That schematic doesnt look right!

  • Pwntalive

    I made one of these with an old mac and a cracker box amp.

  • Collin Cunningham

    it was out of context. I replaced it with a more informative diagram now

  • dnny

    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: