pete shorthose: >>> Contrary to the fans included with PSUs, the fans you can >>> buy separately can be silent, especially when downvolted >>> to 5V. So to ensure you don't >>> overheat a fanless PSU, which can happen if it's too hot, >>> it could be a good idea to mount a fan close to the PSU. >> >> That was a bit unclear. If I've understood correctly, >> fanless PSU's turns off if they run too hot, that's >> why you might want to add a little bit of air flow >> through it, especially if you run a hot CPU, etc. and >> have no case fan. > > This may be good advice, particularly if you live somewhere much > hotter than the UK. However, you needn't assume the cooling efficiency > is inadequate. Just crank the central heating up to something > a little higher than the hottest temperatures you experience locally then run > it under as heavy a load as you can for as long as you need to in order to > satisfy yourself that it's safe to use sans fan. Regularly cleaning the unit > should help too. The Silverstone PSUs all seem to have a single temp > status LED and I'd imagine you'd see quite quickly if it couldn't cope > with the conditions. You could abort as soon as the warning LED lit. > > I recognise that a device need not be truly silent in order to be effectively so, > and perhaps taking such a risk is unnecessary, but I've bought a fair few > "silent" or "quiet" fans in my time that were nothing of the sort. I've also had > lots of problems with fans that seem to have (or develop) defects that cause > noise so I'd rather just be shot of the whole spinny roundy horror show. > Granted, when you put your ear into the case from the outside, you will probably hear some air-swushing generated by that fan, so it's not completely silent. However, unless you mount your HD in rubber bands and further put it in a super-silent highly isolated box to avoid the remaining high-frequency blipps, a good 120mm fan running at 5V would be extremely unlikely to be more annoying than the HD. (if you use a HD of course) _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user
