TRANSFORMER A device composed of two or more
SYNCHRO A small motorlike analog device that
coils, linked by magnetic lines of force, used to
operates like a variable transformer and is used
primarily for the rapid and accurate transmission of
transfer energy from one circuit to another.
data among equipments and stations.
TROUBLE INDICATORS Signal lights used to aid
SYNCHRO SYSTEM Two or more synchros
maintenance personnel in locating troubles quickly.
interconnected electrically. The system is used to
TROUBLE TABLES Tables of trouble symptoms and
transmit data among equipments and stations.
probable causes, furnished by many manufacturers
SYNCHRO TROUBLESHOOTING The locating or
to help technicians isolate problems.
diagnosing of synchro malfunctions or breakdowns
TROUBLESHOOTING The process of locating and
by means of systematic checking or analysis.
diagnosing faults in equipment by means of
SYNCHRONIZER A circuit that supplies timing
systematic checking or analysis.
signals to other radar components.
TURNING GEAR See JACKING GEAR.
SYNCHRONOUS A type of teletypewriter operation
UNIT (1) An assembly or any combination of parts,
where both transmitter and receiver operate
subassemblies, and assemblies mounted together.
Normally capable of independent operation. (2) A
SYSTEM A combination of sets, units, assemblies,
single object or thing.
subassemblies, and parts joined together to form a
UNIT IDENTIFICATION CODE (UIC) A
specific operational function or several functions.
three-character alpha/numeric code representing
SYSTEM INTERRELATION Specific individual
the Naval Aviation Maintenance Program (NAMP)
operations in one system affecting the operation in
3-M organization code for the respective
TACHOMETER GENERATOR A device for con-
VOLT The unit of electromotive force or electrical
verting rotational speed into an electrical quantity
pressure. One volt is the pressure required to send 1
ampere of current through a resistance of 1 ohm.
TEST POINT A position in a circuit where
WATCH STATION Duties, assignments, or
instruments can be inserted for test purposes.
responsibilities that an individual or group of
THRESHOLD The least value of current or voltage
individuals may be called upon to carry out; not
that produces the minimum detectable response.
necessarily a normally manned position with a
watch bill assignment.
TOLERANCE An allowable deviation from a
specification or standard.
WAVEFORM The shape of the wave obtained when
instantaneous values of an ac quantity are plotted
TRACKING One object or device moving with or
against time in rectangular coordinates.
following another object or device.
ZEROING The process of adjusting a synchro to its
TRANSDUCER A device that converts a mechanical
electrical zero position.
input signal into an electrical output signal.