[HECnet] Vaxsvtation 4000 graphics to VGA?

Johnny Billquist bqt at softjar.se
Wed Apr 20 11:22:28 PDT 2016


On 2016-04-20 20:19, Robert Armstrong wrote:
>> But the connector, which is like a DA-15 shell, with just
>> three coaxial connectors inside ....
>
>    It's called a "3W3" connector.  It, and variations some pins and some coax connectors, were fairly common on workstations once upon a time.

Thanks. Yes, 3W3 rings a bell.

>    A cable from 3W3 to 3xBNC should be easy to find.   HOWEVER, none of the VAXstation-4000 graphics cards output anything like VGA video, and whether your PC monitor will sync up with the VAXstation is a different question.

Unless his PC monitor have BNC connectors for RGB, and can sync on 
green, it will most definitely not work, unless you get a video 
converter unit to put in the middle.

(I do have PC monitors with analog RGB input and sync on green, and they 
work just fine.)

	Johnny


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