[mythtv-users] mendip dtv_multiplex settings

[James Fidell]

Derek Almond (lists) wrote:
> Hey list, 
> 
> I’ve just done a rebuild of the mythtv box, and now I can't get some of my
> channels back, they were defiantly there before
> 
> I'm using DVB-T (Nova-t 500)
> 
> My Nearest transmitter is Mendip, looking at the dtg org website
> (http://www.dtg.org.uk/retailer/dtt_channels.html) I’m getting all of the
> channels from multiplexes 1,2 and C but  none from A,B and D.
> 
> Any ideas why?

Try increasing the tuning delay?  That seemed to help with my Nova-T
cards.  Otherwise, I have:

+---------+----------+-------------+-----------+-----------+-----------+------------+------+----------+------------+-----------+--------------+-------------------+----------------+---------+---------------+-----------+--------------+------------+----------------+---------------------+
| mplexid | sourceid | transportid | networkid | frequency | inversion |
symbolrate | fec  | polarity | modulation | bandwidth | lp_code_rate |
transmission_mode | guard_interval | visible | constellation | hierarchy
| hp_code_rate | sistandard | serviceversion | updatetimestamp     |
+---------+----------+-------------+-----------+-----------+-----------+------------+------+----------+------------+-----------+--------------+-------------------+----------------+---------+---------------+-----------+--------------+------------+----------------+---------------------+
|       9 |        2 |        4097 |      9018 | 778166670 | a         |
      NULL | NULL | NULL     | NULL       | 8         | 3/4          | 2
                | 1/32           |       0 | qam_16        | n         |
3/4          | dvb        |              1 | 2007-08-10 10:51:30 |
|      10 |        2 |        8204 |      9018 | 746166670 | a         |
      NULL | NULL | NULL     | NULL       | 8         | 1/2          | 2
                | 1/32           |       0 | qam_64        | n         |
2/3          | dvb        |             11 | 2007-08-10 10:51:35 |
|      11 |        2 |       12290 |      9018 | 802166670 | a         |
      NULL | NULL | NULL     | NULL       | 8         | 1/2          | 2
                | 1/32           |       0 | qam_64        | n         |
2/3          | dvb        |             14 | 2007-08-10 10:51:41 |
|      12 |        2 |       16384 |      9018 | 826166670 | a         |
      NULL | NULL | NULL     | NULL       | 8         | 3/4          | 2
                | 1/32           |       0 | qam_16        | n         |
3/4          | dvb        |              1 | 2007-08-10 10:51:49 |
|      13 |        2 |       20480 |      9018 | 754166670 | a         |
      NULL | NULL | NULL     | NULL       | 8         | 3/4          | 2
                | 1/32           |       0 | qam_16        | n         |
3/4          | dvb        |              1 | 2007-08-10 10:51:20 |
|      14 |        2 |       24576 |      9018 | 842000000 | a         |
      NULL | NULL | NULL     | NULL       | 8         | 3/4          | 2
                | 1/32           |       0 | qam_16        | n         |
3/4          | dvb        |              6 | 2007-08-10 10:51:59 |
|      15 |        2 |       20480 |      9018 | 754166670 | 0         |
      NULL | NULL | NULL     | qpsk       | 8         | 1/2          | 2
                | 1/32           |       0 | qam_16        | n         |
3/4          | dvbt       |             33 | 2007-08-10 10:51:20 |
|      16 |        2 |        4097 |      9018 | 778166670 | 0         |
      NULL | NULL | NULL     | qpsk       | 8         | 1/2          | 2
                | 1/32           |       0 | qam_16        | n         |
3/4          | dvbt       |             33 | 2007-08-10 10:51:30 |
|      17 |        2 |        8204 |      9018 | 746166670 | 0         |
      NULL | NULL | NULL     | qpsk       | 8         | 1/2          | 2
                | 1/32           |       0 | qam_64        | n         |
2/3          | dvbt       |             33 | 2007-08-10 10:51:35 |
|      18 |        2 |       12290 |      9018 | 802166670 | 0         |
      NULL | NULL | NULL     | qpsk       | 8         | 1/2          | 2
                | 1/32           |       0 | qam_64        | n         |
2/3          | dvbt       |             33 | 2007-08-10 10:51:41 |
|      19 |        2 |       16384 |      9018 | 826166670 | 0         |
      NULL | NULL | NULL     | qpsk       | 8         | 1/2          | 2
                | 1/32           |       0 | qam_16        | n         |
3/4          | dvbt       |             33 | 2007-08-10 10:51:49 |
|      20 |        2 |       24576 |      9018 | 842000000 | 0         |
      NULL | NULL | NULL     | qpsk       | 8         | 1/2          | 2
                | 1/32           |       0 | qam_16        | n         |
3/4          | dvbt       |             33 | 2007-08-10 10:51:59 |
+---------+----------+-------------+-----------+-----------+-----------+------------+------+----------+------------+-----------+--------------+-------------------+----------------+---------+---------------+-----------+--------------+------------+----------------+---------------------+
12 rows in set (0.02 sec)

Let me know if you'd like a copy of my channels.conf file.

James