[ntp:questions] Re: Clock accuracy & auto setting : digital television does a crap job of providing time services...

You have no need to know anjahnoaoed at fl.net.invalid
Sun Apr 23 12:03:23 UTC 2006

Abandoning the right to remain silent, Marc Brett at Fri, 21 Apr 2006
08:40:57 +0100 said:

> On Thu, 20 Apr 2006 22:49:52 -0700, "Max Power"
> <mikehack at u.washington.edu> wrote:
>>>i think my Sanyo HDTV switches to analog to set clock.
>>> ATSC time is always late ?
>>ATSC and DVB-T (DVB in general) are devoid of a 64 bit (or 80 bit) clock
>>packet (based on NTP and 'Unix Time').
>>For people to be forced to rely upon GNSS (Glonass, GPS, Galileo) for a
>>time signal is rather immoral when TV transmitters (and radio too,
>>remember RDS) pump out many megawatts of signal each day (globally).
> Immoral?  That's a bit strong, innit?  You don't NEED to rely on
> satellites for time signals.  There are many LF radio time signals, such
> as WWV, WWVB, WWVH, CHU, MSF, DCF77, and others.  CDMA cell phone towers
> broadcast a time signal.

Immoral sounds good to me. If you can point me in the direction of an LF
receiver that works in Australia I might reconsider.

Or a CDMA receiver at a price similar to one of those LF receivers that
everyone raves about.

Avoid reality at all costs.
$email =~ s/n(.)a(.)n(.)a(.)e(.+)invalid/$1$2$3$4$5au/;
icbm: 33.43.46S 150.59.27E

More information about the questions mailing list