-
A clipping from the Harrisburg Evening News, probably in 1962, shows more enthusiasm for vaccines than we have today: It emerged from a fat folder of space exploration articles / maps / booklets / clippings with dates from 1959 through 1962, when I would have been around nine years old. Most likely somebody older collected […]
-
A letter from my father to the mother of a comrade
-
Regrettably, I had recently … flushed the cache
-
The PWM output is the primary signal source
-
So the PWM bandwidth is a little over 200 Hz
-
Combining those two filters cuts the overall bandwidth down to 120-ish Hz
-
The analog output voltage never goes below 0.4 V,




