[sdiy] Discrete OTA (Barrie, xkcd)

[John Slee]

On 10 April 2014 05:49, The Old Crow <oldcrow at oldcrows.net> wrote:
>   Randall Munroe's resistor lattice is triangular, not square, but I think
> the result would be very similar.  Not giving away the answer in case folks
> want to give it a try--or remember the same article. ;)

He talked about it at in his Talks at Google session (but perhaps
not from the angle you'd expect...)

https://www.youtube.com/watch?v=zJOS0sV2a24

John