TM11-6625-2948-14+P
square wave and sawtooth outputs, and delayed or unde-
layed sync pulses for synchronization.
a. Purpose. Signal Generator AN/URM-206 (Fig. 1-1) is a
general purpose broad band signal generator with a fre-
quency range of 7.0 to 11.0 GHz. It provides spectrally
The Signal Generator AN/URM-206 is suitable for bench or
pure CW signals and includes facilities for FM, square wave
rack use. The Modulator MD-1075/URM and Signal Gener-
and widely adjustable pulsed outputs. The CW signals of
the instrument are directly calibrated from -127 dBm to
ator SG-1145/URM used in the AN/URM-206 are AC line
0dBm.
powered. The AN/URM-206 is 7 in. high, 16-3/4 in. wide,
and 17 in. deep. Operating controls, indicators and con-
b. Use. Typical uses of Signal Generator AN/URM-206 is
nectors are mounted on the front and rear panels. The
as a reference signal generator to test broad- and/or narrow
handles at either end of the signal generator front panel are
reversible for bench and rack use. The dust covers which are
beacons, crystal mounts, hydrid structures, preselectors,
side, top, and bottom panels, enclose and protect the
radars, receivers, and TWT amplifiers. The signal generator
internal components.
can be used to make specific measurements such as band-
ITEMS COMPRISING AN
OPERABLE
EQUIPMENT
ratio, sensitivity, signal to noise ratio, VSWR, FM, square
wave, and pulsed modulation tests. It incorporates phase
lock provisions to increase frequency stability when used
The items that comprise the operable equipment of Signal
with an external frequency stabilizer. The signal generator
Generator AN/URM-206 are listed in Table 1-1 and illus-
also has a provision for external motor drive for tuning
through the rear panel. The modulator outputs can be
used to modulate other instruments simultaneously with
their use in the AN/URM-206. The Modulator MD-1075/
URM (Fig. 1-1) provides amplitude and FM for signal
The technical characteristics of Signal Generator AN/-
generators, signal sources, and oscillators. It provides pulse,