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* Posts by MondoMan

41 posts • joined Tuesday 8th May 2007 02:39 GMT

MondoMan
Meh

Re: A great step forward

Your 2nd paragraph is spot on, but as for the first, Shuttle launches were also planned from Vandenberg AFB in California. With launchings in both Florida and California, boosters would have had to be shipped long distances no matter what state hosted the manufacturing.

MondoMan

Re: Rocket motor firing toward glass plate? Ummm...

As SH wrote above, be prepared for the glass plate to shatter due to thermal shock.

MondoMan
Gimp

Re: Exidy Sorcerer

Mine didn't either; maybe it's a turbo switch?

MondoMan
Thumb Up

Re: Exidy Sorcerer

The Sorcerer -- now that was a sweet computer! User-definable graphics characters so you could set up a small portion of the display as bit-mapped, a ROM cartridge word processor that actually worked better than a typewriter, and the not-so-sweet screeching of a dot-matrix printer.

MondoMan
Facepalm

Re: IronTed

Strange but true. Apparently, no one has yet installed a combined-cycle gas/steam turbine setup on a naval vessel. Traditional gas turbines do not produce significant steam.

MondoMan

Re: Thumbs Down Crowd

I sort of like picturing the idea that you are completely "of" the wall. Might want to invest in some grammar checking.

MondoMan
Pint

Thanks for the update! Nice to hear the boycott is starting to work.

MondoMan

Could be the high-G liftoffs rather than the low-G mission time.

MondoMan
Boffin

There are in fact 5 Lagrangian points; the two most generally stable (L4 and L5) are those mentioned in the article as containing the Trojan asteroids. Since the Trojans are clustered in somewhat elongated, curved areas of space surrounding the actual L4 and L5 points, it's probably best to refer to "regions" or "points" rather than "belts", which would imply a complete ring.

MondoMan
Facepalm

@Randolf

Ahhh, resistivity = specific resistance. Thanks for pointing that out -- we software folk can be pretty dangerous on the EE side!

MondoMan
Boffin

Rather than "...the resistivity of the wire *unaffected* by its width..." surely you meant to write that the resistivity *formula* remains unaffected by its width, as the resistivity itself should vary in an inverse linear fashion with the wire's width. The neat finding here is that the resistivity formula still holds for such narrow widths.

MondoMan
WTF?

Errr, the UX31 offers 900x1600 screens.

MondoMan
Pirate

bitcoins

Perhaps not quite an HPC topic, but the hash calculations used in bitcoins are done so efficiently on AMD's recent VLIW GPU architectures that nobody uses nVidia GPUs (much less CPUs) to calculate them anymore.

MondoMan
FAIL

wowza

Since this guy is willing to throw real money at pointless, poorly-thought-out "experiments", maybe I can get him to just Paypal me the cash instead.

MondoMan
Facepalm

Your link shows the opposite of your claim

From your link: "...it has become apparent that "Medieval Warm Period" or "Medieval Optimum" temperatures were warmer over the Northern Hemisphere than during the subsequent "Little Ice Age", and also comparable to temperatures during the early 20th century. "

They don't have enough data for the Southern Hemisphere to be able to say anything about that time period. Thus, the current evidence is consistent with a global "Medieval Warm Period".

MondoMan
Facepalm

Aren't you scoring an own goal here?

You note: "The researchers themselves are quite clear that nobody can yet extrapolate from these results to any firm conclusions about the way the climate works or what role man's activity has played in it."

Isn't that the AGW skeptic position?

MondoMan
Boffin

Article from the future?

Actually, the next solar maximum is expected in 2013 rather than next year.

MondoMan
Facepalm

Bitcoin botnetters behind the times?

The current difficulty level of mining for bitcoins is so high that using standard CPUs for it doesn't make much sense. Essentially, by the time you get a result from one of your CPU-mining herd, the global mining community will already have moved on to the next problem, and your result will be "stale" or worthless.

Then again, perhaps they are only infecting machines with higher-end AMD graphics cards...

MondoMan

Improved TouchPad?

Errr... the spec snippet in the article describes a 1024x768 screen, not a 1024x600 screen.

MondoMan
Unhappy

Some fact-checking, s'il vous plait

You claim "...the AMS requires more power than any feasible satellite or spacecraft built here on Earth could possibly yield. "

A wee bit 'o checking would have turned up the fact the the old Soviet RORSATs, with their onboard nuclear reactors, not only were highly effective at inducing cataplexy in Greenpeaceniks, but generated more than 2kW of electrical power, and so would have been able to supply the 2kW power need of the AMS-02.

Otherwise, congrats on the creative language use!

MondoMan
Thumb Up

Nice!

Though I'm more of a software guy, your articles are kindling an urge to tinker with physical stuff - could be dangerous!

MondoMan
Alien

waiting for a reply?

"The data was three days old by the time Ehman spotted Wow!, meaning that if it were a message, the sender could have moved on for lack of a reply."

Unless the sender were in our solar system (within a few light-days), it wouldn't be expecting a reply within three days. In any case, they would have had plenty of disco music and bad TV to decipher...

MondoMan
Thumb Up

Nice teardown

The MM5290 datasheet can be found here: http://www.alldatasheet.com/datasheet-pdf/pdf/148600/NSC/MM5290.html

Brings back fond memories of doing so many assembler runs on my IBM PC's floppies that the disks wore out! After a while, we only bought Verbatims, since they lasted the longest.

This post has been deleted by a moderator

MondoMan
Headmaster

No need to be overly PC

"San José" is the city in Costa Rica, while "San Jose" is the city in Silicon Valley.

MondoMan
WTF?

It was going so well...

Has the chase car been pulled over by the Spanish police?

MondoMan

Balloon has landed OK, right near a road.

Twitter comments have been non-existent until a few minutes ago; they've just noted that the launch went well and that they're on the road to Avila.

MondoMan
Headmaster

err, Pentium Dual-Core CPUs ARE Core 2 Duos

Just with a bit less cache (and a bit less cachet!).

MondoMan

Clarifying the timeline

Contrary to what the article suggests, PCs were "invented" in the 1970s, well before EMC was founded. Perhaps you meant "the IBM PC"?

This post has been deleted by a moderator

MondoMan
Boffin

correction

The Estonian cyberattacks happened in 2007, not 1997.

MondoMan
Thumb Down

faster RAM tests mostly pointless

Since data to/from RAM has to pass through the FSB on this system, and RAM run at DDR2-667 in dual-channel mode already fully saturates the 1333MHz FSB bandwidth, there's not much point in running the RAM at DDR2-800 or DDR2-1066.

MondoMan
Boffin

honesty?

It would sure help to get the story's facts straight for a start. The BC pines are dying not from "warming", but rather from a bark beetle infestation. Such infestations have happened in the past, and will happen again in the future; causation by "warming" is far from evident.

Other widespread recent warming claims cover only the time period during which data has been collected by satellites -- a 35-year stretch of data. Of course this ends up being reported as "...(most)est in history."!

MondoMan

To clarify...

The conflict was about moving (not removing) a single memorial.

MondoMan
Thumb Down

Bad news for buyers

This may explain the seeming increase in the number of notebook/flat panel displays with one or more single-pixel defects -- manufacturers are likely dropping quality standards in order to boost supply.

MondoMan

@Paul

As pointed out above, the type of memory used does NOT require two memory modules of the same size to work.

MondoMan
Pirate

It's worse than "It's worse than that"...!

Dell actually offers one of their pre-configured M1530 versions with 1x1GB + 1x2GB modules (3GB total), meaning that they are selling a version where part of the RAM runs in single-channel mode.

Thus, the refusal to sell a version with only a single RAM module is purely a marketing/configuration issue, not a technical issue. However, this issue is not limited to Dell, as most notebook manufacturers seem to populate their systems with the lower-cost pair of modules rather than the single higher-cost module. To their credit, Asus sells at least some of its notebooks with only a single module, allowing for more economical RAM upgrades down the road.

MondoMan
Happy

Exidy ruled!

We Exidy Sorcerer owners were secure in the superiority of our "real" keyboard and 30x64 character display...

MondoMan

If the problem was post-2000 data, why did 1934's temp get changed?

The really interesting question is this: if the data problem only affected post-2000 temps, why did the 1934 temp get revised *higher* in the process of fixing the problem? (See for example http://www.climateaudit.org/?p=1880) Since apparently GISS is unwilling to release the code they use for the calculations, the details of their temperature processing and analysis remain unverifiably murky.

In passing, I note that Chip Mefford's skills at ad hominem attacks are lacking. If GRL isn't a peer-reviewed journal, it's hard to know what would qualify! As for McIntyre's skills, he's an amateur (for the love of it) statistician who's been able to find flaws in the statistical tools (and results) used by a number of climate scientists, as verified by the NAS's Dr. Wegman, among others. If you don't believe Wegman, just work through the statistics yourself.

MondoMan

To clarify...

The statue was not removed from Tallinn, but rather relocated to a cemetery near its original location.

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