Re: Radio delay to sync with TV video

From: Tim Wescott (tim_at_wescottnospamdesign.com)
Date: 12/21/04 

Date: Tue, 21 Dec 2004 09:38:16 -0800

Jim Backus wrote:

> On Tue, 21 Dec 2004 16:22:54 UTC, Don Lancaster <don@tinaja.com>
> wrote:
>
>
>>larrybud2002@yahoo.com wrote:
>>
>>>Ok, posted in electronics.basics but no response:
>>>
>>>Anybody have a simple circut to do this?
>>>
>>>I love listening to our local radio announcers for the game while
>>>watching the video. However, the radio broadcast is a good 4-5 seconds
>>>before the HDTV video.
>>>
>>>So I want to delay a radio broadcast by 4-5 seconds. I would imagine I
>>>would run the tape out to the delay unit, back into the tape in, and
>>>listen in a monitor mode. A pot that would allow me to change the dlay
>>>from, say, 0-10 seconds would be beneficial.
>>>
>>>Thx!
>>
>>Just use a long piece of coaxial cable.
>>0.7 nanoseconds per foot.
>>
>
>
> storing the 1,227,600 miles of cable might be a problem though!
>
Making an analog audio delay line with a bunch of caps and coils might
be fun, though. 

-- 
Tim Wescott
Wescott Design Services
http://www.wescottdesign.com

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