[time-nuts] sine to square wave circuits - performance data?

Attila Kinali attila at kinali.ch
Wed Oct 4 17:17:03 EDT 2017


On Wed, 4 Oct 2017 16:51:23 -0400
Bob kb8tq <kb8tq at n1k.org> wrote:

> There is always an … except … If you do a “feedback resistor” bias,
> forget about any sort of fast gate. Bias it with two resistors on the
> input and it should be fine. If the second resistor blows your budget
> then yes, it’s a issue.

A relatively easy way around this is to replace the feedback resistor
by an R-C-R filter with a low enough corner frequency. 

			Attila Kinali

-- 
It is upon moral qualities that a society is ultimately founded. All 
the prosperity and technological sophistication in the world is of no 
use without that foundation.
                 -- Miss Matheson, The Diamond Age, Neil Stephenson


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