[time-nuts] new longwave time service planned in India

paul swed paulswedb at gmail.com
Tue Apr 3 18:56:38 EDT 2018


Pieter
That is quite a surprise that a country is setting up a long wave system
these days. They still have to raise the money but it seems like a
semi-private arrangement. Even more interesting is they suggest 3
locations. Something to try to find in the VLF bands some day in the future.
Regards
Paul
WB8TSL

On Tue, Apr 3, 2018 at 5:16 PM, Pieter-Tjerk de Boer <p.t.deboer at utwente.nl>
wrote:

> Hi,
>
> Apparently India plans to build two longwave transmitters for a national
> time signal service:
> http://www.thehindu.com/todays-paper/tp-national/coming-huge-towers-to-
> publicise-right-time/article23377284.ece
>
> No technical details such as frequency and modulation are given, nor
> whether
> the carrier will also serve as a reference frequency.
>
> They do mention involvement of the German EFR company, who operate three
> transmitters between 129 and 139 kHz for remotely controlling equipment
> and broadcasting time, using 200 baud FSK. One might speculate similar
> signals will be used for the new India service.
>
> Regards,
>   Pieter-Tjerk (PA3FWM)
>
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