From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-in-06.arcor-online.net ([151.189.21.46]:56005 "EHLO mail-in-06.arcor-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752776AbZENBPs (ORCPT ); Wed, 13 May 2009 21:15:48 -0400 Subject: Re: [PATCH] FM1216ME_MK3 some changes From: hermann pitton To: Dmitri Belimov Cc: Andy Walls , Mauro Carvalho Chehab , video4linux-list@redhat.com, linux-media@vger.kernel.org In-Reply-To: <20090514101758.04665ab4@glory.loctelecom.ru> References: <20090422174848.1be88f61@glory.loctelecom.ru> <20090423203618.4ac2bc6f@glory.loctelecom.ru> <1240537394.3231.37.camel@palomino.walls.org> <20090427192905.3ad2b88c@glory.loctelecom.ru> <20090428151832.241fa9b4@pedra.chehab.org> <20090428195922.1a079e46@glory.loctelecom.ru> <1240974643.4280.24.camel@pc07.localdom.local> <20090429201225.6ba681cf@glory.loctelecom.ru> <1241050556.3710.109.camel@pc07.localdom.local> <20090506044231.31f2d8aa@glory.loctelecom.ru> <1241654513.5862.37.camel@pc07.localdom.local> <1241665384.3147.53.camel@palomino.walls.org> <1241741304.4864.29.camel@pc07.localdom.local> <1241834493.3482.140.camel@palomino.walls.org> <1241836025.3717.9.camel@pc07.localdom.local> <1241916185.3694.8.camel@pc07.localdom.local> <20090510085258.03068a1e@glory.loctelecom.ru> <1242012951.3753.21.camel@pc07.localdom.local> <20090513073757.6177c42e@glory.loctelecom.ru> <1242258283.4781.26.camel@pc07.localdom.local> <20090514101758.04665ab4@glory.loctelecom.ru> Content-Type: text/plain Date: Thu, 14 May 2009 03:10:26 +0200 Message-Id: <1242263426.7971.7.camel@pc07.localdom.local> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: Hi Dmitry :) Am Donnerstag, den 14.05.2009, 10:17 +1000 schrieb Dmitri Belimov: > Hi > > > Hi Dmitry, > > > > Am Mittwoch, den 13.05.2009, 07:37 +1000 schrieb Dmitri Belimov: > > > Hi hermann > > > > > > > Am Sonntag, den 10.05.2009, 08:52 +1000 schrieb Dmitri Belimov: > > > > > Hi All. > > > > > > > > > > > [snip] > > > > > > > > > > > > > > > > Channel designations I dug out of ivtv-tune: > > > > > > > > > > > > > > > > S38 439.250 MHz (European cable) > > > > > > > > H18 439.250 MHz (SECAM France) > > > > > > > > 47 440.250 MHz (PAL China) > > > > > > > > 059 440.250 MHz (PAL Argentina) > > > > > > > > > > > > > > > > come close, but are unaffected by the change from 442 to > > > > > > > > 441 as the bandswitch cutover point. These channels fall > > > > > > > > right on top of the cutover, but are not affected by the > > > > > > > > proposed change in any meaningful way. The VHF-High > > > > > > > > filter and VCO would still be used. Dmitri's proposed > > > > > > > > change is a "don't care" unless the cutover point is > > > > > > > > changed to 440 MHz. > > > > > > > > > > > > > > > > > > > > > > > > Let's pretend that the proposed cutover point is 440 MHz. > > > > > > > > > > > > NO! it is not > > > > > > > > > > > > Dmitri, > > > > > > > > > > > > can you cut one off and tell us what it is all about ? > > > > > > > > > > > > Unless you do so, all other is pointless and I likely stop to > > > > > > participate in such stuff. > > > > > > > > > > Sorry my delay. I lost subject of discussion. What main > > > > > question?? > > > > > > > > > > 1. AGC TOP of RF part - I think need support for MK3 > > > > > 2. Changing to 441MHz is not critical. We can write some > > > > > information about this case to Wiki or docs. > > > > > > > > for 2.: Discussed to the end if you stay at 441MHz. If you still > > > > want to have it in, just send a patch and no more info is > > > > needed. (Likely Andy is giving only examples for more difficult > > > > cases, sorry.) > > > > > > > > for 1.: I would like to be absolutely sure, that we are talking > > > > about the same tuner. I want to have the exact filters on it at > > > > least. > > > > > > > > 3.: That is what Andy noted. Following the Philips datasheet for > > > > TOP, it should be added for negative modulation, positive > > > > modulation and FM accordingly. (2 and 3 are out of discussion) > > > > > > > > If you still have some sort of Secam fire and can improve it, we > > > > must know the tuner you are on "exactly". If it is the original > > > > Philips, without any such TOP suggestions over the full range in > > > > recent datasheets (???), I assume you might have them, I would > > > > say you can proceed, if you have shown that you are really still > > > > on the same tuner. > > > > > > This is real Philips MK3 and MK5 tuner. We have all docs from > > > vendor. > > > > > > This is some photos of the MK3 hybrid tuner. I make photos of the > > > analog MK3 little later. > > > > > > > thanks a lot. > > > > I had only a first look on this one. > > > > There are a lot of different revisions, yours is F4 on the tuner PCB. > > > > Taifun PLL versions vary, different combinations of ceramic and SMD > > filters are used for the radio IF, > > > > but even on a revision C1 with Taifun 6034T A1 and tuner revision SV21 > > 0437 (CTX918_V2 md7134) all three SAW filters are the same already. > > > > A CTX925 with your Taifun 6034T B1 had also no better performance for > > what I can say. PCB still has C1, but SV21 0502 tuner revision. > > > > Important to know was, that you are on original Philips tuners and SAW > > filters are the same. Guess this will hold for the analog FM1216ME/I > > MK3 too. > > This is photos of analog MK3. Not so good, sorry. > > > Good decision, it are still the best tuners for analog and digital I > > have around, but can't talk for Secam D/K. I wonder about missing > > complaints during the last four years. > > Our customers watch TV with params > saa7134 secam=d alsa=1 > That depends on how up to date the app is, once selected, even per channel, you don't have to do this ever again and don't need any insmod options at all currently. I recently tried to keep it for others the same :) Umm, for the analog only FM1216ME/ I H-3 (MK3) it seems you have some other stuff on it employed. On a first look ;) Cheers, Hermann