thanks that is interesting. so a VGA connector is DB-15.
On Thu, Apr 16, 2020 at 3:05 PM Tom Wilson <wilso...@gmail.com> wrote: > On Thu, Apr 16, 2020 at 11:46 AM RETRO Innovations <go4re...@go4retro.com> > wrote: > >> On 4/16/2020 11:17 AM, Tom Wilson wrote: >> > Does the kit just not have a serial connector, or is it a DB-25? >> > >> > (fun trivia fact... there is no DB-9. The “B” refers to the size of >> > the shell, and the 9 pin D-Sun is axtually an E size. So a 9 pin port >> > is DE-9. But since so many people say it wrong, manufactures just >> > incorrectly call then DB-9.) >> >> Which makes it a redundant statement, right: DE-9 = D(9)-9 :-) >> >> Jim >> >> > Not really. DE doesn't mean "9 pin." DE is the physical size of the shell. > 9 is the number of pins. Both parts of the name are required to correctly > specify the connector. > A VGA port is the same size as a 9-pin serial port, but it has 15 pins on > three rows. So it's a DE-15HD. (As you'd expect, HD means "High Desnsity".) > A game port (the old school 15-pin one) is actually a DA shell, so it's > DA-15. > > So this can cause confusion if you tell someone you need a "DB-15" > connector, since there are two D-Sub connectors that commonly use 15 pins - > the DE-15HD VGA connector and the DA-15 > > [image: image.png] > > Here's the size chart from Wikipedia > <https://en.wikipedia.org/wiki/D-subminiature>. > > > > >