[sdiy] Analog Delay Lines (was) [common acronyms?]

[jeffb]

On Tue, 9 Oct 2001 media at mail1.nai.net wrote:
> 
> 
> What was the name of that thing that used  a speaker, a microphone, and a
> long length of garden hose coiled in a box??  Believe it or not, it was a
> commercial product.  I can't remember the name.
> 

Was it the Cooper Time Cube?

...

jeff b