[RTTY] W1AW CW on 3581.5kc
Joe Subich, W4TV
lists at subich.com
Tue Jun 3 18:13:43 EDT 2014
> Actually, you're a wee bit off there. It's 3.579545.4545...
Of course ... it's been a few years since dealing with that on a
regular basis. ATSC is a whole different beast <G>.
In any case, that puts the W1AW code practice comfortably close
but just out of range of the "beacon". I seem to remember there
were even articles about building a "W1AW locator" using surplus
color burst crystals.
73,
... Joe, W4TV
On 2014-06-03 5:48 PM, Bill Turner wrote:
> ORIGINAL MESSAGE: (may be snipped)
>
> On 6/3/2014 11:52 AM, Joe Subich, W4TV wrote:
>> The color burst oscillator in NTSC color TV sets was 3581.59 ...
>
> REPLY:
>
> Actually, you're a wee bit off there. It's 3.579545.4545... a number
> burned in my memory from my TV repair days.
>
> If you have a lot of time on your hands, there is a discussion of why
> it's such an odd number:
>
> http://www.repairfaq.org/samnew/tvfaq/tvwinsswf.htm
>
> 73, Bill W6WRT
> dezrat at outlook.com
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