[Ham-Computers] USB Cable Length

[Marty]

You can 'gang' active cables to 70' more or less.
http://cgi.ebay.com/2x-Pack-USB-16ft-Extender-Adapter-Repeater-Cable-PC-Mac_
W0QQitemZ370192847123
http://cgi.ebay.com/USB-EXTENDER-for-MEADE-DEEP-SPACE-IMAGER-LPI-DSI-SBIG_W0
QQitemZ260324142968

73, Marty Kt4K
-----Original Message-----
From: mailman.qth.net [@mailman.qth.net] On Behalf Of Dale Miller
Sent: Saturday, April 25, 2009 1:16 PM
To: Computers (or other) used for amateur radio, communications, or
experimenting
Subject: Re: [Ham-Computers] USB Cable Length

WA5CAB at cs.com wrote:
> Dale,
>
> The two types of cables that mostly come up on for example MicroCenter web

> site when you search for Centronics to USB cable have either the 36 pin 
> Amphenol Blue Ribbon male or the DM25 female.  The former would plug
directly 
> into a USB port and a printer.  The latter apparently would attach to the 
> computer end of an existing parallel printer cable.  But nowhere in the 
> write-ups do they say that that is what the cable is for.  
>
> As I already have two of the USB to Centronics cables (one is long enough 
> but the other isn't), a USB extension cable would also solve the problem.

> But that comes back to my original question.  What's the maximum length 
> allowed for the two cables together? 


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