[time-nuts] WWV/WWVH audio simulator?
Chuck Forsberg WA7KGX
caf at omen.com
Sun Jan 5 13:51:48 EST 2014
Replicating the WWV/WWVB audio is impractical given the various
weather and other timely messages.
One could use the Linux "festival" voice syntheses package, which gives
a choice of voices.
On 01/05/2014 07:50 AM, Jayson Smith wrote:
> Hi,
>
> Wow, those recordings are very interesting! Late in that series,
> there's one which sounds like a direct feed of WWVH for a few minutes.
> This really points out what all is lost by the time the signal gets to
> air. The phone services aren't much better, since everything above
> 4KHZ is lost, and at least the WWV phone number (+1 303-499-7111) has
> some sort of highpass filter on it or something so you don't get the
> full fidelity of the broadcast, in particular, you don't hear much of
> the 100HZ timecode.
> Jayson
>
> On 1/5/2014 2:05 AM, Peter Monta wrote:
>> Hi Jayson,
>>
>> You may already be aware of it, but there's a set of historical
>> recordings
>> of WWV and WWVH, covering 1955 to 2005:
>>
>> http://www.myke.me/atthetone/
>>
>> As for the simulation, I'm sure it would be easy to do the tones and
>> clicks, but the voice announcements would need a considerable amount of
>> cut-and-paste from high-quality recordings. One possibility is to find
>> someone in Boulder, send that person a platform consisting of a
>> shortwave
>> receiver and a recorder with Internet connectivity (e.g. Raspberry Pi
>> plus
>> a cellphone stick), set the device on a rooftop, have it acquire a
>> few days
>> of audio, then upload the audio back to you.
>>
>> Cheers,
>> Peter
>> _______________________________________________
>> time-nuts mailing list -- time-nuts at febo.com
>> To unsubscribe, go to
>> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
>> and follow the instructions there.
>>
>>
>
> _______________________________________________
> time-nuts mailing list -- time-nuts at febo.com
> To unsubscribe, go to
> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
> and follow the instructions there.
>
--
Chuck Forsberg WA7KGX caf at omen.com www.omen.com
Developer of Industrial ZMODEM(Tm) for Embedded Applications
Omen Technology Inc "The High Reliability Software"
10255 NW Old Cornelius Pass Portland OR 97231 503-614-0430
More information about the time-nuts
mailing list