That is the test port which allows for working with the software and what not... There has been talk of Elecraft designing some sort of keyboard that may be able to be plugged in there but at the moment that has yet to materialize. So for now just consider it a "test" port for the software design engineers.
~Brett (KC7OTG) -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Butch Schartau Sent: Thursday, August 20, 2009 9:37 AM To: [email protected] Subject: [Elecraft] K3 connector There is a modular connector on the bottom near the front right corner, what's if for? Butch K0BS ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html

