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From: Antti Palosaari <crope@iki.fi>
To: Evan Nando <nando4eva@gmail.com>
Cc: linux-dvb@linuxtv.org, linux-media@vger.kernel.org
Subject: Re: [linux-dvb] Tuning probs qt1010/AF9005/Linux + XP driver for AF9005	qt1010
Date: Sun, 11 Jan 2009 19:15:41 +0200	[thread overview]
Message-ID: <496A293D.1060500@iki.fi> (raw)
In-Reply-To: <4116f8730901110629s6d21b5b0td4dfd89044c977cd@mail.gmail.com>

Evan Nando wrote:
> Hi everyone,
> 
> I have the qt1010 based AF9005 and find it has VERY unreliable tuning in 
> Linux. It just fails to lock onto channels, even after it has 
> successfully scanned them The problem does not exist at all in WindowsXP 
> using BlazeDVT. What I've discovered is the *XP driver* supplied on CD 
> with the AF9005 usb stick works very well with it, whereas other drivers 
> I've downloaded from the afatech website give poor tuning (giving less 
> bars in Signal Strength).
Current Linux qt1010 driver seems to perform better when signal is weak. 
With strong signals it does not lock very reliable.

> I did note on the LinuxTV/dvb-tv forums that others were having the same 
> problem, probably because of the qt1010 tuning (very choppy in Linux, 
> fine in Windows). There are no tweaks available as per the mt2060.
> 
> The driver that works very well with XP has been uploaded to 
> http://www.megaupload.com/?d=LU1E55EN (716kb)
Thanks. I will try to disasm it to see what is differently.

> Would anyone be willing to extract the firmware from it for use in 
> Linux? This would be specific qt1010 firmware. I've tried using usbsnoop 
> and various filters to try to replay the USB sequence and have not 
> gotten anywhere.
There is no firmware download needed by the qt1010.

> Any other tips on Linux qt1010/AF9005 tuning would be much appreciated. 
> I am hopeful the qt1010 specific firmware will give better results with 
> Linux. Would not need to boot into XP anymore to watch TV:)
You should wait a little. I am doing some work here slowly...


-- 
http://palosaari.fi/

      reply	other threads:[~2009-01-11 17:15 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <4116f8730901110619v5108d14en7f59044091a7e99@mail.gmail.com>
2009-01-11 14:29 ` [linux-dvb] Tuning probs qt1010/AF9005/Linux + XP driver for AF9005 qt1010 Evan Nando
2009-01-11 17:15   ` Antti Palosaari [this message]

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