[time-nuts] WWVB PM Receiver

Bob Camp lists at rtty.us
Tue Sep 25 21:53:18 UTC 2012


Hi

Given the low frequency, it's not to hard or expensive to do a DSP radio. A true FPGA (not a CPLD) would do it pretty easily. You could probably do it with a reasonably fast micro controller.  Normally the ADC would be a significant chunk of the cost. At 60 KHz … not so much.

Bob

On Sep 25, 2012, at 5:18 PM, Brooke Clarke <brooke at pacific.net> wrote:

> Hi:
> 
> So how do we make a receiver to decode the PM format?
> 
> Have Fun,
> 
> Brooke Clarke
> http://www.PRC68.com
> http://www.end2partygovernment.com/2012Issues.html
> 
> J. Forster wrote:
>> ---------------------------- Original Message ----------------------------
>> Subject: WWVB Protocol Notification
>> From:    "John Lowe" <lowe at boulder.nist.gov>
>> Date:    Tue, September 25, 2012 1:11 pm
>> To:
>> Cc:      "Lowe, John P" <john.lowe at nist.gov>
>> --------------------------------------------------------------------------
>> 
>> Please see:
>> 
>> http://www.nist.gov/pml/div688/grp40/wwvb.cfm
>> 
>> for pdf of final WWVB Protocol .
>> 
>> 
>> 
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> 
> 
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