RE: Mersenne: Poaching (was Mersenne Digest V1 #573)

1999-06-14 Thread Aaron Blosser
> Why not have a single (redundant) big 24VDC power supply for > all the boards instead of supplying them all 120VAC? > > Would there be a commercial market for such "unicluster" > devices, where multiple independent boards are associated > with a single power supply transformer --- or maybe an al

Re: Mersenne: Poaching (was Mersenne Digest V1 #573)

1999-06-14 Thread David L. Nicol
lrwiman wrote: > *never ever* cheap out on power supplies. This is good advice, but personally I have never seen the point of giving every machine in a rack of computers its own power supply rather than having one big one and just running DC all the way up the rack. The fact that it is not don

Re: Mersenne: Poaching (was Mersenne Digest V1 #573)

1999-06-11 Thread Chris Nash
> co-worker (30 years of computer repair experience) that your *never ever* > cheap out on power supplies. And crappy cases almost always come with > crappy power supplies. This is expecially true for a team like that one > that would have to have constant operation. > Crappy power supplies can

Re: Mersenne: Poaching (was Mersenne Digest V1 #573)

1999-06-11 Thread John R Pierce
> > A) A doublechecking cleanup team of computers. A team of (say) five > > PIII-500s, 64MB SRAM and suitable motherboards, with cheap everything else > > (cases, etc, and probably only one old monitor to share among them all) > > As a computer repairman, of two years, I agree with my father of (5

Re: Mersenne: Poaching (was Mersenne Digest V1 #573)

1999-06-11 Thread lrwiman
> A) A doublechecking cleanup team of computers. A team of (say) five > PIII-500s, 64MB SRAM and suitable motherboards, with cheap everything else > (cases, etc, and probably only one old monitor to share among them all) As a computer repairman, of two years, I agree with my father of (5 years co