Radio Research Paper

GLOSSARY OF TERMS

TERM	MEANING
COPY	To maintain a continuous receiver watch and keep a complete log.
CHANNEL	An independent communication facility that could be found bundled together with other channels on a circuit.
CIRCUIT	An electronic path between two or more points capable of providing one or more channels.
GUARD	To maintain a continuous receiver watch with transmitter ready for immediate use. A complete log to be kept.
LISTENING WATCH	A continuous receiver watch establishment for the reception of traffic addressed to, or of interest to, own unit. Keeping log is optional.
OVERLOAD CIRCUIT	An overload circuit is used when the volume of traffic on the primary channel requires an additional channel.
PRIMARY CIRCUIT	The normal channel of communication between stations.
SECONDARY CIRCUIT	The channel of communication used whenever the primary becomes unsuitable for any reason. This secondary channel must be available for use but not necessarily manned.
SPARKER	Navy term for a Radioman. A derivative from the old days when transmitters used spark gap technology. Pressing down the Morse key would produce a spark across the gap and in some cases, across the key contacts.