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From: Antti Palosaari <crope@iki.fi>
To: Lindsay Mathieson <lindsay@softlog.com.au>
Cc: linux-dvb@linuxtv.org
Subject: Re: [linux-dvb] DigitalNow TinyTwin second tuner support
Date: Sat, 22 Nov 2008 21:21:15 +0200	[thread overview]
Message-ID: <49285BAB.10505@iki.fi> (raw)
In-Reply-To: <49223D1E.9030300@softlog.com.au>

Lindsay Mathieson wrote:
> Antti Palosaari wrote:
>> I disabled 2nd tuner by default due to bad performance I faced up with 
>> my hardware. Anyhow, you can enable it by module param, use modprobe 
>> dvb-usb-af9015 dual_mode=1 . Test it and please report.
>>   
> 
> 
> All this has inspired me to retry my DigitalNow TinyTwin. The results
> are good (excellent) and badish. I am available to do any testing and
> builds required. Thanks for all the hard work!
> 

I made other test version of af9015 driver which uses different MXL500x 
tuner driver. I think it will perform a lot more better. Please test:
http://linuxtv.org/hg/~anttip/af9015-mxl500x/

> 
> I installed http://linuxtv.org/hg/~anttip/af9015 drivers and firmware,
> rebooted. As expected one tuner recognised (/dev/advb/adaptor0).
> 
> The Good:
> A "scan au-Brisbane" picked up every local channel, quite surprising as
> I was just using the crappy little antenna that came with it. Better
> yet, MythTV displayed the video on the all the channels with excellent
> reception - signal strength > 60%, no artifacts. That's better than any
> of the other tuners I have trialled on this test PC with similar setups,
> but it is in line with the windows drivers. The TinyTwin just seems to
> get really good reception when driven correctly. Its worth it for the
> single tuner alone.
> 
> The not so good :)
> 
> I did a "modprobe dvb-usb-af9015 dual_mode=1" and got similar results to
> Rasjid - adapter1/frontend0 was not created and there were errors about
> copying the firmware. However on a reboot both frontends were there.
> Warm start maybe?
> 
> The Bad:
> 
> "scan au-Brisbane"  Wored ok, but a"scan -a 1 au-Brisbane" caused
> adapter0 to vanish and adapter1 never found anything. The following was
> in the dmesg log:


-- 
http://palosaari.fi/

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  reply	other threads:[~2008-11-22 19:21 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <bf82ea70811110306v345c9061sc6d49f6a961647c@mail.gmail.com>
2008-11-11 11:12 ` [linux-dvb] DigitalNow TinyTwin second tuner support Rasjid Wilcox
2008-11-11 14:22   ` Antti Palosaari
2008-11-15 11:03     ` Rasjid Wilcox
2008-11-15 13:32       ` Antti Palosaari
2008-11-15 21:04         ` Mark Spieth
2008-11-16  1:13         ` Rasjid Wilcox
2008-11-18  3:57     ` Lindsay Mathieson
2008-11-22 19:21       ` Antti Palosaari [this message]
2008-11-24  2:17         ` Lindsay Mathieson

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