Hi Chris,
You didn't say what kind of amp you are using, but Microbit has a product available for the Acom 2000a:
http://www.remoterig.com/wp/?page_id=1010I have Lantronix serial servers installed at a couple of sites, which work very well. There are however
many alternatives, such as from Moxa.
If your COM1 is not used on your RRC's, you can use that for control as well.
73,
Mitch DJ0QN / K7DX