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javcasas 5 days ago

"DB" already means 25 pins, so well, it's quite hard to both have 25 and 9 pins at the same time.

That is still pedantically different from a DB-25 of which we ripped out pins until it had only nine. The result would be "a DB-9" in big quotes, as it would't be "a", but more like "3/4 of a DB-25".

jcoby 5 days ago | parent | next [-]

> "DB" already means 25 pins, so well, it's quite hard to both have 25 and 9 pins at the same time.

No, it doesn't. All of the D-Subs are readily available in high density versions:

  DA-15 | DA-26
  DB-25 | DB-44
  DC-37 | DC-62
  DD-50 | DD-78
  DE-9 | DE-15
The high density versions are commonly used in aerospace applications. Garmin is pretty fond of them.

There are also double density connectors putting 52 pins in a DB housing and whopping 100 connectors in the DD housing.

rchard2scout 5 days ago | parent | next [-]

Also DE-15 is the standard connector used for VGA.

bluescrn 5 days ago | parent | prev | next [-]

There’s also a now-quite-rare 23pin variant, which was used for the Amiga video port. Those connectors are getting harder to find these days, some people have resorted to modifying 25pin connectors when making Amiga video cables

ComputerGuru 5 days ago | parent | prev [-]

DE-15 is none other than VGA.

SAI_Peregrinus 5 days ago | parent | prev [-]

DB housing can fit 25 pins in 2 rows. But it can also fit 9 really honkin big pins in 1 row, with a custom mold & pins. 3x groups of 3x12-gauge pins for 60A 3-phase delta power connector in a DB sized shell would probably work for a while before you burn your house down.

javcasas 5 days ago | parent [-]

You mean this?

https://adamconn.com/product/8w8-connector

It's 8 pins, so, sorry, I'm not accepting it as DB9-of-doom. Maybe DB-8-of-doom.