Whats wrong with P3 Slot CPUs? I've got a 500 Mhz one running in my Myth box. The only problem is the fan. There is only room to mount a 40mm fan and its old, so it is noisy.
On Tue, 15 Mar 2005 22:41:35 -0500, Alexander Varakin <[EMAIL PROTECTED]> wrote: > It is a good idea to use older hardware, e.g. P3 667 or Celeron 533 are > very good. They were designed before gigahertz wars and they > consume very little power, about 15W. Just add PVR250 and you will get a very > nice backend which consumes about 30W in total. Also get a cheap 300W PS and > replace fan by low speed fan (or maybe without fan at all) and you will get > almost silent server which can > run 24x7. CPU plus mobo can be found for around $40 on ebay or for free > in friend's basement. > Be very careful with CPU selection though: P3 slot type CPUs are very bad, > you > need socket 370 type CPUs with Coppermine core if I remember correctly. > P3 667 has enough power for playback so it can be used for low noise backend > and frontend. > I think this setup will also work as HDTV backend. > > You can see CPU power consumption here: > http://users.erols.com/chare/elec.htm > > > On Monday 14 March 2005 23:33, Justin Hunt wrote: > > > > Your idea of using a pentium M is a good idea, my laptop draws about > > 25 watts max with a lcd screen (1.4ghz) and if you clock it down it > > drops to about 15ish, although the a/c adaptor draws quite a big load > > to charge at about 40watts (says 1.5 amps at 120v) but if u used a > > laptop based on p-M you wouldnt need to have continuous power to run > > it, and if u get a system with decent sized battery can run for 10 > > hours on a charge the ibm t40 (i think) does this nicely, i wouldnt > > recommend the dell inspiron 600m for battery life i have 3 batteries > > (1 main and 2 cdrom) and i can get about 5 hours out of it on a good > > day. > > > > Hopefully that helps a bit? > > Justin > > > > On Mon, 14 Mar 2005 18:19:07, colliepon <[EMAIL PROTECTED]> wrote: > > > Just curious both what other people are doing, and feature discussion > > > (not b*tching :) on other methods of reducing the power use of a myth box > > > since it can build up over awhile. (and my next move may very well be off > > > grid - satellite TV, running off solar or wind, so power use is critical > > > but i'd prefer an alternative to the VCR) A few examples i'm thinking of: > > > > > > Could you schedule an expected time-on and time off to work with a normal > > > block of programming? By shut down time I mean to properly suspend all > > > tasks like commercial flagging without screwing up data or not doing them > > > during the week at all. This would let you use a standard analog or > > > digital wall timer to turn on the computer and satellite receiver for a > > > given block of time (for instance 6:30pm to 10pm if you mostly like the > > > evening block, or 11pm to about 3am if you like Adult Swim) since I don't > > > know any other way to tell a computer to turn on at a given time. :) > > > (though if someone knows of a computer-programmable wakeup solution > > > please tell me!) > > > > > > Or perhaps having a C3 machine with a PVR500 for 24hr recording which can > > > wake up a P4 with another card for overflow during peak hours, and also > > > to do things like commercial flagging or recompression. (which also might > > > need to schedule file moves, for instance a 120gig drive on the C3 and > > > 500gig on the P4 as primary storage) > > > > > > Or maybe speed throttling certain cpu's might work - some of the new > > > Centrino motherboards for desktop use > > > http://www17.tomshardware.com/motherboard/20041224/index.html, laptops > > > with a USB grabber, or even the underclocked Athlon XP > > > http://www17.tomshardware.com/cpu/20041001/index.html - does anyone use > > > anything like this? (or have any experience/insights worth sharing?) > > > I've no clue how/if throttling is supported in linux, or mythTV or > > > anything else, but it would be nice to let the cpu idle during daily > > > recording and to speed up for flagging and transcoding. > > > > > > Is anyone else using a lower power design or strategy with Myth? > > > > > > > > > Colliepon > > > > > > > > > _______________________________________________ > > > mythtv-users mailing list > > > mythtv-users@mythtv.org > > > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users > _______________________________________________ > mythtv-users mailing list > mythtv-users@mythtv.org > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users > _______________________________________________ mythtv-users mailing list mythtv-users@mythtv.org http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users