[mythtv-users] ATSC tuner recommendation?

Timothy E. Krantz tkrantz at stahurabrenner.com
Thu Apr 2 20:36:48 UTC 2009


> 
> Well I don't have mine yet to tell you if I got it to work or 
> not.  It should be here in a couple of days.  BUT a previous 
> poster indicated that he was using the cx88 drivers with it.  
> Looking in cx88-cards.c I see :
> 
>        [CX88_BOARD_ATI_HDTVWONDER] = {
>                 .name           = "ATI HDTV Wonder",
>                 .tuner_type     = TUNER_PHILIPS_TUV1236D,
>                 .radio_type     = UNSET,
>                 .tuner_addr     = ADDR_UNSET,
>                 .radio_addr     = ADDR_UNSET,
>                 .input          = {{
>                         .type   = CX88_VMUX_TELEVISION,
>                         .vmux   = 0,
>                         .gpio0  = 0x00000ff7,
>                         .gpio1  = 0x000000ff,
>                         .gpio2  = 0x00000001,
>                         .gpio3  = 0x00000000,
>                 },{
>                         .type   = CX88_VMUX_COMPOSITE1,
>                         .vmux   = 1,
>                         .gpio0  = 0x00000ffe,
>                         .gpio1  = 0x000000ff,
>                         .gpio2  = 0x00000001,
>                         .gpio3  = 0x00000000,
>                 },{
>                         .type   = CX88_VMUX_SVIDEO,
>                         .vmux   = 2,
> 
> etc...  I am assuming/hoping that it will work with this 
> driver. I 'think'
> this is a pure capture card and not an "all in wonder" that 
> the wiki article is talking about.  I will let you know my 
> findings when I get my card and know more.  $12 was worth the 
> try in any case for me.
> 
> 

Following my own post, tacky I know...

Well my card came today.  I dropped it into a box and it came right up with
the cx88 drivers.  I am able to scan/tune QAM256 stations fine.  So far I am
NOT able to scan/tune regular old NTSC stations.  I am not sure why not.  I
have tried doing so with both of the coax inputs on the card to no avail.  I
will say that it "scans" the QAM stations a lot more quickly than my
Pinnacle 800i cards do.  Not sure that really matters to me.

cx88[1]: subsystem: 1002:a101, board: ATI HDTV Wonder
[card=34,autodetected], fr
ontend(s): 1
cx88[1]: TV tuner type 68, Radio tuner type -1
tuner' 2-0061: chip found @ 0xc2 (cx88[1])
tuner-simple 2-0061: creating new instance
tuner-simple 2-0061: type set to 68 (Philips TUV1236D ATSC/NTSC dual in)
cx88[1]/1: CX88x/1: ALSA support for cx2388x boards

BTW, this HDTV wonder card has NO remote control with it.

If anyone knows how to make the NTSC tuner work, I would be interested.....

Tim




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