[Indie]

http://www.boatsafe.com/nauticalknowhow/radio.htm#channels

http://www.boatsafe.com/nauticalknowhow/vhf.htm

It's not ham but it could be marine..the AQ navy?

[Calpernia]

::groans::

Ok, let's hope six channels is radio communication.

Cause look what the first hit is in Google for six channels:

Differentiating Syndromes according to the Theories of the Six Channels, Four Stages of Wei, Qi, Ying and Xue, and Sanjiao

The theories of the six channels, four stages of wei, qi, ying and xue are methods of differentiating syndromes of febrile diseases caused by exogenous pathogenic factors.