[sdiy] An Improved Sine Shaper Circuit

[Donald Tillman]

> On Apr 16, 2020, at 9:53 PM, Michael E Caloroso <mec.forumreader at gmail.com> wrote:
> 
> Beta of 0.710 is awful darn close to the reciprocal of the square root
> of 2 (0.707).

Indeed.

Yet... a beta of 0.710 works out to be a slightly better sine approximation than 0.707.  

I tried it a bunch of times to be sure.

I don't have an explanation for why 0.710 works best.

  -- Don
--
Donald Tillman, Palo Alto, California
http://www.till.com