What an electronic calculator!

[Foxbat]

They discuss it in the video - the calculator has a loop of piano wire that is hit and then a microphone picks up the bit that has been sent a bit later.

That's really interesting because a spring reverb works on roughly the same principle.

 

[Venusian Broon]

That's really interesting because a spring reverb works on roughly the same principle.

Possibly exactly where they 'nicked' it from - they just converted it from analogue to digital!

 

[Danny McG]

For the young 'uns to give you an idea of what 'high tech' was in the early late 1960's-70's.

I was alive when Cliff Stoll used this in college....just

Sitting in years 4 & 5 learning how to use these, oh yes indeedy!