On a desktop it would be ~25Volts, 6watts on a laptop it is determined by the battery.
On Wed, Jan 30, 2013 at 4:30 PM, Aemilianus Kehler <[email protected]> wrote: > Sorry I should have stated that better, USB supplies 5v at .5 amps or 2.5 > watts total. Does FireWire use a higher voltage and amperage? > > Cheers!! > > On Jan 30, 2013, at 4:22 PM, d-_-b <[email protected]> wrote: > > Firewire shines when there is sustained data transfer over the line, as > well as cases where devices need to be powered by the host/hub. > > "Independent benchmark tests between USB 2.0 and IEEE-1394a show that > IEEE-1394a is the performance winner, even though the published rates tell > a different story. IEEE-1394a lends itself to > real-time video transfer due to higher sustained data rates. It is also > very useful because of its peer-to-peer topology and ability to > independently power CCD cameras from a host controller. > USB 2.0, meanwhile, has evolved into a convenient interconnect for > external hard drives, flash drives, and consumer-grade digital cameras, > owing to the availability of these ports on just > about every computer now sold. As previously mentioned, overall sustained > data rates are reduced by the master-slave topology of USB 2.0 (due to > overhead and increased CPU load). The inability > to provide substantial power is another downside, creating the need for an > additional connection to the high performance camera." -- > http://www.qimaging.com/support/pdfs/FirewireUSB.pdf > > On Wed, Jan 30, 2013 at 4:10 PM, Ace Tunes <[email protected]> wrote: > >> Lol i was just about to say, that if they hadn't been firewire it would >> be a shame. >> On Jan 30, 2013 4:09 PM, "Aemilianus Kehler" <[email protected]> wrote: >> >>> FireWire, shudders, wasn't that just to beat out transfer rates of USB >>> 1.0, which became obsolete with USB 2.0, and for sure is nothing compared >>> to 3.0 >>> >>> Cheers!! >>> >>> On Jan 30, 2013, at 4:04 PM, Mak Kolybabi <[email protected]> wrote: >>> >>> > On 2013-01-30 15:57, Benjamin Bergman wrote: >>> >> I remember seeing a pile of firewire camcorders at SkSp 1.0 that had >>> been >>> >> used at least once at talks done at RRC. What happened to those? >>> > >>> > I believe they were trashed. >>> > >>> > -- >>> > Mak Kolybabi >>> > <[email protected]> >>> > >>> > () ASCII Ribbon Campaign | Against HTML e-mail >>> > /\ www.asciiribbon.org | Against proprietary extensions >>> > >>> > _______________________________________________ >>> > SkullSpace Discuss Mailing List >>> > Help: http://www.skullspace.ca/wiki/index.php/Mailing_List#Discuss >>> > Archive: https://groups.google.com/group/skullspace-discuss-archive/ >>> _______________________________________________ >>> SkullSpace Discuss Mailing List >>> Help: http://www.skullspace.ca/wiki/index.php/Mailing_List#Discuss >>> Archive: https://groups.google.com/group/skullspace-discuss-archive/ >>> >> >> _______________________________________________ >> SkullSpace Discuss Mailing List >> Help: http://www.skullspace.ca/wiki/index.php/Mailing_List#Discuss >> Archive: https://groups.google.com/group/skullspace-discuss-archive/ >> > > > > -- > ) thor.robinson; > ) icon/phreshlyspun/ppca/skullspace > > -----BEGIN GEEK CODE BLOCK----- > Version: 3.1 > GMU/O/AT d-s:+aC++++ULPL@E----W@N!oK?w--- > O-M--V?PS+++PEY+PGP+t5+XRtvb++DI++D++ > G+e*h--rx++ > ------END GEEK CODE BLOCK------ > > _______________________________________________ > SkullSpace Discuss Mailing List > Help: http://www.skullspace.ca/wiki/index.php/Mailing_List#Discuss > Archive: https://groups.google.com/group/skullspace-discuss-archive/ > > > _______________________________________________ > SkullSpace Discuss Mailing List > Help: http://www.skullspace.ca/wiki/index.php/Mailing_List#Discuss > Archive: https://groups.google.com/group/skullspace-discuss-archive/ > -- ) thor.robinson; ) icon/phreshlyspun/ppca/skullspace -----BEGIN GEEK CODE BLOCK----- Version: 3.1 GMU/O/AT d-s:+aC++++ULPL@E----W@N!oK?w--- O-M--V?PS+++PEY+PGP+t5+XRtvb++DI++D++ G+e*h--rx++ ------END GEEK CODE BLOCK------
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