Thank you all for your comments, the firewires all are talking to each other and to the MBP. I was afraid hooking them to each other would corrupt something. Great group!

Bill Micou
[email protected]

"Another way to solve the traffic problems of this country is to pass a law that
only paid-for cars be allowed to use the highways."  -- Will Rogers


On Sep 27, 2009, at 10:59 PM, Jonathan Fletcher wrote:

Bill, forget about the USB. You'll just bog the port down. FireWire, OTOH, works great daisy-chained. It was designed that way; that's why the double ports on all FW peripherals. I routinely daisy chain FW drives and they work great. I sometimes have up to 4 drives on one chain with no problem. Theoretically, FW is supposed to be able to handle up to 100 devices on one bus, although I've never tested that.

USB uses your processor for everything it does and can really bog down the more devices you have. FireWire barely needs a processor to communicate between devices.

Way better than USB. It's used in high-performance military aircraft (F22, F35 and some of the systems on the space shuttle) for device interconnection.

It was invented by Apple.

Of course.

j.


On Sep 27, 2009, at 10:16 PM, Bill Micou <[email protected]> wrote:

Interesting-
Three of the four have the USB port, in addition to the 2 firewire ports. I may experiment with those into a hub to see how it acts. I thought it would be ok to connect them all, but wanted to check with more experienced users.

Thanks again,
Bill M

On Sep 27, 2009, at 10:04 PM, Robert Kersting wrote:

I know you can daisy chain the Firewire drives but I'm not sure about
the USB. FYI, should you ever need it, I'm pretty sure  you can do
this with about 50 Firewire drives, maybe more.

Or you can add a USB hub pretty cheaply for all four or just the USB drives.

On Sun, Sep 27, 2009 at 9:34 PM, Bill Micou <[email protected]> wrote:
I have 4 different external hard drives. I have used them for backups/ extra space/ storing data temporarily/ etc..., but now I want to organize and use them more effectively. I can plug them into my MacBook Pro one at a time, but I was wondering if I can plug each one into the other, and then into the Mac. They are each a different brand, but each has two firewire ports. Can I daisy-chain all 4 together and end in the Mac? Is 4 too many? Will 2 work
together?

Thanks,
Bill Micou



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