D-shell sizes [was Re: Slightly rare Mac 512k with D(?)-25 connector]

[Sridhar Ayengar]

der Mouse wrote:
>> Plus of course there are some weird designs out there in D-shells
>> with a variety of pin sizes - e.g. 13W3 connectors for Sun/SGI video,
>> and ISTR HP using something similar but with a smaller (DA?) shell
>> size.
> 
> I have a machine somewhere that uses 3W3 - basically, 13W3 without the
> ten individual pins, and the shell shrunk correspondingly, to about DA
> size (it's at home and I'm not, so I can't be precise about the shell
> size).

I can verify that a 3w3 is actually a DA3w3.

>> (Also, weren't some Apollo token ring connectors something like a 5W2
>> on an DE-sized shell?)
> 
> Could be; I don't know either way, though.

The only 5w2 I know of is the DC5w2, which is quite a bit bigger than a 
DE-shell.  I don't know how one would go about cramming five mini-coax 
connectors into a DE-shell.

>> There's some other weird stuff about too which uses D-type shells
>> with round pins, but a much smaller form-factor (shell and pin
>> diameters).
> 
> I have a few SBus SCSI/Ethernet cards for which the Ethernet is a funny
> connector with a shell that looks about like a DA scaled by 1/2, and
> the female connector just has hollow metal cylinders for the pins,
> without the plastic fill that most female D-shell connectors have.
> (Also, it's possible that pin sex and shell sex are reversed with
> respect to one another, as compared to full-size D-shell connectors -
> again, they're at home and I'm not.)

There was also AAUI at one time, no?

Peace...  Sridhar