dBc wrote:

snip
I have no idea what you mean as "Hammies." The service is the
amateur radio service. Once licensed, one becomes a radio
amateur. "Ham Radio" is a term used to identify the radio
amateurs operation as 'hamming it up' on the air.

Nota Bene:

Theories on origin of term 'HAM':
http://www.ac6v.com/73.htm#hamlid
http://www.arrl.org/whyham.html

Michael