[BC] Sam Philip's Console

Harold Hallikainen harold
Wed Nov 23 17:53:57 CST 2005


Thanks for the info! I didn't start working in stations until 1970.

Harold

> In a message dated 11/23/05 1:13:38 PM Central Standard Time,
> harold at hallikainen.com writes:
> Remember that the old AM equipment performance rules required you to be
> +/-2dB from 100Hz to 5 kHz. Measurements were to be from 50Hz to 7.5kHz.
> That old vacuum tube equipment (consoles, transmitters, etc.) was
> typically flat down to 30Hz. A lot of the later stuff would roll off at
> 50Hz. You stack several of those items together and you could not reach
> the 100Hz requirement. That old "big iron" stuff was pretty good.
>
> Harold
> Harold the old AM rules required that you go down to 30 Hz.  Later on
> amended
> to 50 Hz.  I know because when I did the specified 30 Hz. the 60 Hz.
> flourscent lights would beat with the RF.
>
> _______________________________________________
> This is the BROADCAST mailing list
> To send to the list, email: broadcast at radiolists.net
> For sub changes, archives and info on this other lists:
> http://www.radiolists.net/
>


-- 
FCC Rules Updated Daily at http://www.hallikainen.com


More information about the Broadcast mailing list