[BC] Old FCC Audio Proof rules

[Rockwell Smith]

I don't recall that it was in the rules to go below 50 or above 7500 but 
just as a desire to know what the system sounded like we always ran from
25 to 10000.  It may be that it was station policy or something you recall
but not actual rules.

>In a message dated 6/3/2006 12:12:50 PM Central Daylight Time,  
>harold at hallikainen.com writes:
>
>Here's  73.47 from my 1980 copy of the rules (from the GPO). I first ran an
>audio  proof in 1970 or 1971, and I think these were the rules at that
>time. Prior  to that, though, they may have gone down to 30Hz. Interesting
>typo is  printed in paragraph (b) regarding where the report is to be
>retained and  how long...
>
>
>
>**************************************8
> 
>Harold:
> 
>I am talking about the 1960's.....I believe you had measure response down  to 
>30 cycles in those days.  I seem to think that distortion may not have  been 
>required.   My brain may be full of cobwebs but I seem to  remember having to 
>go down to 30 Hz.
> 
>Dave Hultsman
>
>


   

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