🚀 go-pugleaf

In article <1992Nov4.092243.1@fnalo.fnal.gov> higgins@fnalo.fnal.gov (Bill Higgins-- Beam Jockey) writes:
>In article <1992Nov4.140750.22909@nntpd2.cxo.dec.com>, doucette@hannah.enet.dec.com () writes:
>> 
>> Monday night on PBS, there was a special on Space Exploration which showed an
>> interesting experiment.  One of the astronauts dropped a hammer and feather
>> at the same time to show that Galieo was right.  
>[...]
>
>Hidden assumption:  this film is playing back on your TV set at the
>same speed it was photographed.  (Or is it video?)  In any case, you
>need to know the correct frame rate to get an accurate value for t, and
>even then you will have some irreducible error in the measurement,
>thanks to the discrete time resolution of film and video.

I remember this. It was *live* video from the moon. I was working the
late shift at CBS when it came in. I know we made a quad tape of it.
The field rate of NTSC limits time resolution to 1/60th second, but
that's certainly sufficient to tell the difference between .6 G and 
.166 G.

Gary