On Wednesday 28 May 2008 10:56, Pieter Palmers wrote: > Loki Davison wrote: > > On Wed, May 28, 2008 at 3:33 PM, Al Thompson <biggles58@xxxxxxxxxxxxx> wrote: > >> ----- Original Message ---- > >> From: Loki Davison <loki.davison@xxxxxxxxx> > >> To: schoappied <schoappied@xxxxxxxxx> > >> Cc: Al Thompson <biggles58@xxxxxxxxxxxxx>; > >> Linux-audio-user@xxxxxxxxxxxxxxxxxxxx > >> Sent: Wednesday, May 28, 2008 1:04:58 AM > >> Subject: Re: hardware: recording voice and acc. guitar > >> > >>> wow. This is so wrong it hurts... You say phantom power not possible > >>> > >> >from a pci slot or computer power supply but with usb mixer? ARRG! USB > >>> > >>> is a great way to plug in your mouse. For audio, go pci, or if you > >>> can't got pci, firewire or pcmcia. > >>> > >>> 10 channel in 14 out. and yes, to Al, ......... phantom power on both > >>> mic pre's from a pci card! wow.... like standard... The linux mixer > >> > >> Just out of curiosity, where is the 48V coming from? There is no 48V > >> available internally. There is 12V, if you want to limit yourself to > >> AKG and Shure mics, but I wouldn't want to draw that much current from a > >> computer supply. > > http://en.wikipedia.org/wiki/DC-DC_converter > http://en.wikipedia.org/wiki/Boost_converter > > How do you think a bus powered USB device does it? USB bus power is 5V. > > >>> usb = crap. Oh, just in case you missed it. I think usb is a bad > >>> choice. > >> > >> What's your dislike of USB? You can do 2x2 even over USB 1.1. Until > >> the latest version of the Firewire standard, it couldn't hold a candle > >> to USB. > > my firewire alarm triggered here... > > What latest version are you talking about? The 1995 version (400Mbit/s) > can handle >200 channels at 48k, providing both phase and rate accuracy > for all channels throughout the system. There is not a doubt about the > fact that FireWire is technically superior to USB in general, and > definitely regarding audio. Sounds great, but where can I find a firewire interface that will let me record 24+ tracks at once. I am in the market for one if my pocket can handle the cost... (This is in no way related to to USB comparison...) > > A more recent version (1394b-2002) has commercially available products > at 800Mbit/s (400 channels), and specified up to 3.2Gbit/s. > > Let me give you some arguments pro firewire: > * globally available clock (relative AND absolute timing) > * guaranteed bandwidth > * (1394b) support for redundant connections > * (1394b) optical fibre support > > I could go on for a while, but it's not really worth it. The only > 'superiority' of USB is in the cost department. > > Greets, > > Pieter all the best, drew _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user
