It would be possible to do a pen with surface mount LEDs on a flexable pc board .
The color organs I made were used as shifter knobs in several custom cars that friends had built and I had an underdash one that was really cool . Far Out Man:hypnotized:
I tried casting a Bose home theater system in PR, but for some reason
I can't turn it on anymore. The resin must be blocking the remote control
or something.