Miniorgan.com is a site documenting Erics collection of rare and vintage musical electronic toys. There are 112 in this online library. Aside from the many synthesizers, I find these toys delightful to look at in terms of their intended interaction and the aesthetic.

Tomy Voice Corder (1972)
“BEST MUSICAL TOY OF THE WORLD!!! Play & […]

I have been looking for examples of game cartridges and portable systems that have been circuit bent to create a nice glitch aesthetic & sound. If you have any links, please post them in the comments.
Jumpstart has been bending the Gauntlet game on Sega Master System II here.

noteNdo has lots of images and videos from […]

I’m a great fan of using existing technology in ways it wasn’t originally intended, especially when it comes to circuit bending toys to make musical instruments. Censtron have some nice instruments, but the circuit bent tv is most impressive. Check out Wave Vessel, AVU and their other projects.

(hackaday)