Get one of these babies for less than the price of 2 grams!
These were sold in the 70s and 80s, and still show up on auction sites. Here's a photo of a real one.
LOL... looks like I misspelled it. If you're a fan of Star Trek TOS, or honestly most vintage Scifi it's the warbeling noise you hear in the soundtrack.
A type of synth that you played by moving your hands in relation to a metal antenna.