I've used one like that with a usb quickcam. Total length was 15 meter extension + 5 meter camera-cable. Total was 20. It works. KreAture ----- Original Message ----- From: "rad0" To: Sent: Monday, February 03, 2003 2:35 AM Subject: Re: [OT] 20 meter USB cable? > I have used a 25 foot usb cable with no problems, that's foot. > > But over this, the computer coughs when you plug in the cable. > > UNLESS, you use an Active Extension Cable, which > lets you daisy-chain your USB devices up to 80 feet in most applications. > > I have used these things and they worked for me. I only went to 32 feet > though. > > FWIW > > > > ----- Original Message ----- > From: "Bob Ammerman" > To: > Sent: Sunday, February 02, 2003 7:24 PM > Subject: Re: [OT] 20 meter USB cable? > > > > The USB spec limits you to 5 meters. > > > > To create a longer cable you have to place a hub every five meters. > > > > So, to go 20 meters you'd need three intermediate hubs. > > > > It is possible that cables longer than 5 meters would work, but they would > > be out of spec. > > > > There is a limit (5?) on the number of hubs between the computer and the > > peripheral. > > > > Bob Ammerman > > RAm Systems > > > > -- > > http://www.piclist.com hint: The list server can filter out subtopics > > (like ads or off topics) for you. See http://www.piclist.com/#topics > > -- > http://www.piclist.com hint: The list server can filter out subtopics > (like ads or off topics) for you. See http://www.piclist.com/#topics > -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.