[dvblast-devel] Issue with 10750 mhz lnb

[Christophe Massiot]

Le 29 déc. 2013 à 22:34, Loadlinx <limiteddi at gmail.com> a écrit :

> Hello,
> I cant seem to get DVBLast to lock onto a TP. I think the reason is
> that I can not tell it to use 10750 Mhz LNB.

Just pass the L band frequency 11836 - 10750 = 1086
dvblast -f 1086000

> DVB scan works perfectly, well almost
> 
> root at 66:~/dvb-apps/util# scan -l 10750 Galaxy19.sat > Galaxy19.conf
> 
> scanning Galaxy19.sat
> using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
> initial transponder 11836000 V 20765000 3
> >>> tune to: 11836:v:0:20765
> DVB-S IF freq is 1086000
> Network Name 'PITCOMM'
> 0x0000 0x0003: pmt_pid 0x0025 PITTCOMM -- LAOi TV (running)
> 0x0000 0x0013: pmt_pid 0x0068 ont -- Tunis Radio 1 (running)
> 0x0000 0x000e: pmt_pid 0x0072 ont -- Tunis Radio 2 (running)
> 0x0000 0x0004: pmt_pid 0x0029 PIT -- Viet Global Mall (running)
> 0x0000 0x000b: pmt_pid 0x0047 PITCOMM -- AABC TV (running)
> 0x0000 0x0001: pmt_pid 0x0065 PITCOMM -- Almas-TV (running)
> 0x0000 0x000a: pmt_pid 0x0041 PITCOMM -- Guide US TV (running)
> 0x0000 0x0002: pmt_pid 0x0066 PITCOMM -- ARTN (running)
> 0x0000 0x000f: pmt_pid 0x0069 PITCOMM -- IBC VIETNAMESE TV (running)
> 0x0000 0x0011: pmt_pid 0x0075 Adtec Digital -- Star 1  (running)
> 0x0000 0x0012: pmt_pid 0x0076 Adtec Digital -- Star 3  (running)
> 0x0000 0x000d: pmt_pid 0x0071 Adtec Digital -- Star 6 (running)
> 0x0000 0x0009: pmt_pid 0x006d Adtec Digital -- Tsiyon Radio (running)
> 0x0000 0x0007: pmt_pid 0x006b PITCOMM -- TV 7 TUNIS (running)
> 0x0000 0x0006: pmt_pid 0x1021 PITCOMM -- TAPESH (running)
> 0x0000 0x001b: pmt_pid 0x1600 PIT -- KVLA (running)
> 0x0000 0x0005: pmt_pid 0x002a Adtec Digital -- Time TV (running)
> 0x0000 0x0008: pmt_pid 0x0500 PITCOMM -- Vatan TV (running)
> 0x0000 0x0010: pmt_pid 0x1020 PITCOMM -- Velayat TV (running)
> 0x0000 0x0017: pmt_pid 0x1a00 (null) -- RBN radio 1 (running)
> 0x0000 0x001c: pmt_pid 0x1a01 (null) -- Open radio tr5 (running)
> Done.
> 
> Now for DVBLast I have the following config file
> 239.20.50.1:5000 1 5
> So stream only PID 5.
> 
> Now this command doesnt lock to the respective TP.
> 
> root at 66:~/dvb-apps/util# dvblast -a 0 -c galaxymcast.conf -f 11836000
> -s 20765000 -v 13
> 
> DVBlast 2.0.0 (release)
> warning: restarting
> debug: using linux-dvb API version 5
> debug: Frontend "Genpix DVB-S" type "QPSK (DVB-S/S2)" supports:
> debug:  frequency min: 800000, max: 2250000, stepsize: 100, tolerance: 0
> debug:  symbolrate min: 1000000, max: 45000000, tolerance: 500
> debug:  capabilities:
> debug:   INVERSION_AUTO
> debug:   FEC_1_2
> debug:   FEC_2_3
> debug:   FEC_3_4
> debug:   FEC_5_6
> debug:   FEC_7_8
> debug:   FEC_AUTO
> debug:   QPSK
> debug:   QAM_16
> debug: frequency 11836000 is in Ku-band (higher)
> debug: configuring LNB to v=13 p=0 satnum=0
> debug: tuning QPSK frontend to f=11836000 srate=20765000 inversion=-1
> fec=999 rolloff=35 modulation=legacy pilot=-1
> warning: failed opening CAM device /dev/dvb/adapter0/ca0 (No such file
> or directory)
> debug: setting filter on PID 0
> debug: setting filter on PID 16
> debug: setting filter on PID 17
> debug: setting filter on PID 18
> debug: setting filter on PID 19
> debug: setting filter on PID 20
> debug: conf: 239.20.50.1:5000 config=0x1 sid=5 pids[0]
> [b]warning: no lock, tuning again[/b]
> debug: frequency 11836000 is in Ku-band (higher)
> debug: configuring LNB to v=13 p=0 satnum=0
> debug: tuning QPSK frontend to f=11836000 srate=20765000 inversion=-1
> fec=999 rolloff=35 modulation=legacy pilot=-1
> 
> So to me it seems like DVBLast needs to be told to use 10750 LNB. Any
> idea how to accomplish this?
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> dvblast-devel at videolan.org
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