[linux-dvb] RE : New tuning file for eiffel tower DVB-T transmitter
christophpfister at gmail.com
Sat Jan 5 17:33:03 CET 2008
2008/1/2, Thierry Lelegard <thierry.lelegard at tv-numeric.com>:
> For Paris downtown, the Eiffel Tower is the main transmitter.
> For the surburb, the transmitters are listed below with their
> list of UHF channels (frequency in MHz = 306 + 8 * UHF-channel)
> Paris - Tour Eiffel : 21 24 27 29 32 35
> Paris Est - Chennevières : 35 51 54 57 60 63
> Paris Nord - Sannois : 35 51 54 57 60 63
> Paris Sud - Villebon : 35 51 56 57 60 63
> I have no official information on other modulation parameters,
> although the following should be fine for most of them:
> except for channel 35 (586 MHz) which is:
> Also, an offset of n * 166.7 kHz may be applied to the frequency
> with n in the range -1 to +3 in France. I do not know where to find
> the official list of offsets for France. Using either a Hauppauge
> Nova-T-500 or a Nova-T-Stick, using the central frequency without
> offset seems fine in the Paris area.
> I also noted that using wrong values for some modulation parameters
> such as FEC or guard interval has no impact. The two above mentioned
> Hauppauge tuners automatically switch to the right values (these values
> are transmitted in the TPS). I do not know if the correct values are
> read from the TPS and applied by the hardware or driver (any info
> on the subject would be appreciated).
> Note that one of the 6 frequencies is currently mute (the so-called R5
> MUX). It has been used in 2006 for DVB-H tests and in 2007 for DVB-T/HD
> tests. It will be used for official DVB-T/HD broadcasting in Q1 or Q2 2008.
> The map of current DTTV transmitters in France can be found at
> The current list of transmitters and their corresponding UHF channels
> can be found at http://www.csa.fr/pdf/frequences_tnt_planifiees_alpha.pdf
> (document in French).
Thanks (to both of you :) - updating the file ...
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