[Boatanchors] OT: How did they "record" TV in the old days?

[W8ZV]

On 8/7/2011 1:03 PM, Phil KO6BB wrote:
> Hi All,
>
> This is probably OT for this mail list, but I don't know where else to
> ask, and I'm sure that there are some retired Old Time TV engineers on
> this list.
>
> I listen to a Christian radio program on 770AM that is the audio portion
> from an ABC TV Network program that was broadcast coast to coast (Youth
> On The March).  It was broadcast in the earliest days of Television
> (circa 1950 or so).  Sometimes they claim it's an "Iconoscope (sp?)
> recording", but I seem to remember that the Iconoscope was an early TV
> camera tube (later than the spinning disk/light system), other times
> athey just say it's a special Video Recording.
>
> My question is, how would they have recorded the show back then?  The
> only way I can think it was accomplished was by a Movie Camera and film
> with an audio track.
That's what they did.  Film..  Used what was known as a "film chain 
machine" to rebroadcast it.

-- 
Kim Herron W8ZV
1-616-677-3706