From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail.work.de ([212.12.32.20]:41787 "EHLO mail.work.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750994AbZA0XC2 (ORCPT ); Tue, 27 Jan 2009 18:02:28 -0500 Message-ID: <497F927E.8050009@gmail.com> Date: Wed, 28 Jan 2009 03:02:22 +0400 From: Manu Abraham MIME-Version: 1.0 To: linux-media@vger.kernel.org CC: linux-dvb@linuxtv.org Subject: Re: [linux-dvb] Technotrend Budget S2-3200 Digital artefacts on HDchannels References: <640929.18092.qm@web23204.mail.ird.yahoo.com> <157f4a8c0901260751l39214908ydfeed5ba12b4d48b@mail.gmail.com> <157f4a8c0901260808i39b784f6m13db53db2f135a37@mail.gmail.com> <1a297b360901260950r599b944aoea24dcbdecbc9515@mail.gmail.com> <497F6B2E.6010305@gmail.com> <497F7C40.6030300@gmail.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: Alex Betis wrote: > On Tue, Jan 27, 2009 at 11:27 PM, Manu Abraham wrote: > >> Alex Betis wrote: >>> On Tue, Jan 27, 2009 at 10:14 PM, Manu Abraham >> wrote: >>> >>>> Alex Betis wrote: >>>>>> It won't. All you will manage to do is burn your demodulator, if you >>>> happen >>>>>> to >>>>>> be that lucky one, with that change. At least a few people have burned >>>>>> demodulators by now, from what i do see. >>>>>> >>>>> What are the symptoms of burned demodulator? How can someone know if >> its >>>>> still ok? >>>> The first time i saw it was that the DVB-S2 demod was returning no >>>> carrier. After some time it was stating timing error for DVB-S as >>>> well. Finally it all ended up with demodulator I2C ACK failure, and >>>> eventually a frozen machine after a week (my test boxes run throughout) >>>> >>>> Touching the demodulator, i happened to have almost a burned finger. >>>> I wanted to know whether this was a single case. During the >>>> development phase, i did mention it to Julian about this, since he >>>> was the very first person to test for the stb0899 driver. He >>>> jovially laughed about a burned demodulator and a finger, left his >>>> machine on after i did some tests on it. Eventually he too had the >>>> same results. Finally we changed cards. >>> What frequency did you use to burn it? >> >> It was a long time back, don't remember. It has nothing to do with >> the frequency of the transponder, but just the master clock. You can >> run it to a maximum of 108Mhz overclocked, 99Mhz to be safe and >> sufficient. >> >> >>> I didn't see anyone here on the list that reported a hardware failure so >>> far. >> May god help you. I didn't know that you knew more than the >> demodulator manufacturer ! > > Please speak for yourself, I never said I know more than a manufacturer. > I wrote a fact. > Intel also rate their chips and everybody overclocks them to crazy ratings. > > >> >> >>> By the way, Igor returned the chip frequency for 27.5 channels to 99MHz >> and >>> raised it a bit for higher SR channels, so there is no danger for >> majority >>> of the users. >> Ok, be happy with his change and keep quiet. 135Mhz is out of bounds >> of the hardware specification. You are on your own. Raising the >> master clock, doesn't bring you any advantage. > > Did someone overclock you as well? > Chill out! > It would be better if you'll be more productive instead of quieting people > who try to help. > > Again, I'm commenting facts. As I saw from the reports the overclock seems > to help with the problem. > > >> From your statement (and the patch), it is clearly evident that you >> don't understand head or tail what you are stating or patched the >> code for: > > So be so kind, and add comments to the code you write so everybody could > find its head and tail when trying to fix bugs. > It is clearly evident that you don't really want that someone else will > understand your code. > > Again, facts are that the patch help and make the device more stable for > DVB-S channels. > > > > Oh well, I hate that I had to get so low with my message, but that's that > happen when someone try to align with your expressions. > In case you didn't know, you're not alone in the universe, get used to it. I should be the one who should be kicked for trying to help you.