Special Features:

Kused with hand held radio; 8 keys, 32 digits e (in groups of 4 digits) ; arbitrarily selectable channel assign up to 512 channels; liquid crystal display; mechanically lockable; exchangable batteries; op temp -20/+60dc

Properties:

An item which by electrical, electronic, and/or mechanical means automatically opens and closes a control circuit or circuits of another item in a predetermined manner. Excludes keyer, frequency shift; and modulator, radio transmitter.