[time-nuts] LORAN-A GRI Timing Generator

J. Forster jfor at quik.com
Fri Jan 7 17:28:22 EST 2011


I just got to thinking a few minutes ago a Tektronix DD501 or a BNC
digital delay would be just about perfectly suited.

I really don't like SRS much. They have been really unhelpful lately.

Best,

-John

==================


> Hi John:
>
> There are a number of options.  A couple that come to mind are:
> (1) us a Stanford Research DG535, see:
> http://www.prc68.com/I/TandFTE.shtml#DG535
>
> (2) use a PIC or other micro controller.
> http://www.prc68.com/I/PIC16F88.shtml
>
> Have Fun,
>
> Brooke Clarke
> http://www.PRC68.com
>
>
> J. Forster wrote:
>> I'm designing a simulator for LORAN-A...  YES, LORAN-A. It needs about
>> 24
>> different GRIs from roughly 50,000 uS to 30,000 uS. Rounded to integers,
>> the GRIs come out to something like 49,407 uS.
>>
>> Does anybody have any simple ideas for generating such a signal. For
>> simplicity, I'd like to use a standard crystal and no aardvaark parts.
>>
>> Thanks,
>>
>> -John
>>
>> ==============
>>
>>
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>
>






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