"DB9"

From: Richard Erlacher <edick_at_idcomm.com>
Date: Wed Dec 15 16:40:22 1999

regarding the origin of this somewhat odd (in its sensibility) scheme. . . I
was told it was Amphenol that cooked up this particular scheme for the
benefit of the military procurement system. Presumably it gave them an
advantage for a time.

Dick

-----Original Message-----
From: Truthan,Larry <truthanl_at_oclc.org>
To: Discussion re-collecting of classic computers
<classiccmp_at_u.washington.edu>
Date: Wednesday, December 15, 1999 2:50 PM
Subject: RE: "DB9"


>Belden Calls them all D-Subminiature connectors either Plugs or Sockets
>(Jacks) in 9, 15, 25, and 37 pins. Metal Head shells or thermoplastic.
>Having .050" centered conductors.
>
>DSP009 is 9 pin plug
>DSJ009 is 9 position jack (socket)
>
>Were there Standards, or was this left to Mfg part numbering scheme??
>Molex, Amphenol, Thomas & Betts, Ansley? Mil Spec?
>
>Larry Truthan
>
>
>
>-----Original Message-----
>From: Fred Cisin (XenoSoft) [mailto:cisin_at_xenosoft.com]
>Sent: Wednesday, December 15, 1999 4:26 PM
>To: Discussion re-collecting of classic computers
>Subject: "DB9"
>
>
>On Wed, 15 Dec 1999, Tony Duell wrote:
>> Thank %deity there's somebody else out there who actually knows what a
>> 'DB' connector is!. I sometimes think I'm fighting a losing battle
>> against the people who insist there's a DB9 :-)
>
>How large would the pins be, or how far apart if there WERE a DB9?
>Or what about a DB25 serial port cable that only has pins 1-8 and 20?
>Could we call THAT a DB9? :-)
><snip>
>
>>
Received on Wed Dec 15 1999 - 16:40:22 GMT