At 11:08 PM -0400 5/30/02, the pickle wrote:
>At 22:02 -0500 on 30/05/02, Spiritus ex Machina wrote:
>
>>I wrote that first comment. I know the difference between a DB-9, a
>>DIN-8, and an ADB port. What I wrote was DB-9 and what I meant was DB-9.
>
>And what Clark said was that you really meant DE-9, because DB-9, while
>understood, is technically incorrect :)
>
>Kinda how (shoot, now I forget - Clark, help me out here) the Mac's
>external SCSI connector is really a DA-25, not a DB-25, but everyone calls
>it a DB-25 anyway.


No, it is a DB-25.

The standard D type connectors you find are:

DA-15
DB-25
DC-37
DD-50
DE-9


A real DB-9 would have the shell of a DB-25 with 9 pins.  Such a 
thing could exist but it would typically have some or all of the 9 
pins are either coax or higher current capacity, either of which 
would be physically larger than standard D type pins.

I've worked a little with some of the odd ball types but they are 
pretty rare.  The only common one around is the Sun video connector, 
a DB-13 I think, also known as a W-13 (again, I think).  It's the 
kind used on some Sun equipment and Apple Two Page Displays and one 
page displays.

The standard VGA connector is another, it would properly be known as a DE-15.

As an Electrical Engineer I have spec'ed out the various D type 
connectors so it  is an area I'm intimately familiar with.  As I 
said, it's a minor nit pick of mine.  When computer vendors started 
list them as DB-9 or DB-15 it bothered me for the simple reason that 
they are wrong.
-- 
Clark Martin
Redwood City, CA, USA
Macintosh / Internet Consulting
[EMAIL PROTECTED]

"I'm a designated driver on the Information Super Highway"

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