Tube synth diy

> If you want I can have a 2nd look...
don't bother, I just saw one...


> Also worth a look is 'blind aid' in medical ccts - scanning a
> photodetector tube over print gives tones that are (supposedly)
> complex enough for the listener to identify the letters.
> regards

Hey, that sounds like the Iannis Xenakis IRCAM's "UPIC", that would be super!

Beyond Xenakis compositions, a composer (can't recall who) did very interesting music 
"reading" Pablo Palazuelo's paintings (wich are very geometric) with the UPIC.

very exciting