"John Schutkeker" wrote in message
. ..
(Greg Hennessy) wrote in news:d17vv2$in5$1
@tantalus.no-ip.org:

If someone can repeat the question (I only see replies, not the head
article) I can try to answer the question. I am an employee of USNO.

I wanted to build an optical imaging interferometer that worked over a
phone line.

Why didn't you?