Thank you all for your replies. These leads are extremely helpful to
me. I will look into some of these options and get back to you.

Again, thanks for your input.

-Chris

"ZenSafari" wrote in message
oups.com...

Thank you all for your replies. These leads are extremely helpful to
me. I will look into some of these options and get back to you.

I think we would all be interested in what you discover. My own reaction is
that you're not going to find something that narrow at that IF, but if you
do, it might be useful in other contexts.

...

the aircraft navigation marker beacon band is 75 MHz and there were
many crystal filters make with a 75 MHz CF and a BW of maybe 20 kHz or
so.

you may be able to find one.

Mark