Here's a better pictu
http://www.tech-diy.com/connector2.jpg

Jack
"RST Engineering" wrote in message
...
The photo wasn't very well detailed, but from what I can see it looks to
be
an Amphenol type 27.

Jim



"jack" wrote in message
. ..
Is this an SMC connector? -- a pair of them are on the diff-amp input to
a
Digital Equipment power supply tester -- it has 10-32 threads --
http://www.tech-diy.com/connector.jpg