[NLRS] Re: Noise cancellation at microwave frequencies

[John P. Toscano]

"Michael Busch," wrote:
 
> I am a student in the University of Minnesota Astronomy Department.
> I am conducting an experiment using a 1420 MHz radio telescope and
> want to remove noise using a second antenna.  I was told by a member
> of the University Ham Radio Club that you might have a two-feed
> subtracting reciever that operates at this frequency.  If you do,
> would you be willing to loan it to the university?  If not, would
> you recommend any particular designs for a waveguide?

Hi, Michael.  I am not the person with the answer to your problem,
but I am happily forwarding the message to the subscribers to the
Northern Lights Radio Society email reflector.  One or more of
them will likely have the expertise to point you in the right
direction.

John P. Toscano, W0JT
Webmaster, Northern Lights Radio Society