Tektronix TR 502 Instruction Manual page 10

Operating Instructions-TR 502
1 . Preliminary
c. Set the spectrum analyzerSpan/Divto Max, Resolu-
a. Insert the TR 502 in a TM 500 power unit mainframe
Lion to 3 MHz, Display Mode to 10 dB/Div, Reference
(TM 500 Option 7) and the spectrum analyzer (7L13) into a
Level to 0 dBm, and switch on the power to all units.
7000-Series mainframe .
b . Using the coaxial cables, supplied with the standard
accessories, connect the 1st and 2nd LO Output ports of
the spectrum analyzer to the 1 st and 2nd LO Input ports of
2. Check Output Level
the TR 502, then connect the RF OUT to the RF Input of
the spectrum analyzer . If a frequency counter is used,
a . Change the spectrum analyzer Reference Level to
connect the AUX RF OUTput of the TR 502 to the RF Input
0 dBm . Set the TR 502 OUTPUT LEVEL and VAR dB
of the counter . Fig . 2-1 illustrates system hookup .
controls for an output of 0 dBm (fully clockwise) .
2-2
FREQUENCY
COUNTER
AUX
RF
RF
\" / " .
OUT
OUT
TRACK GEN
RF
" TRACK
INPUT ~1 LOGIC
IN
GEN
N-TO-BNC
ADAPTER
TR502
3mm, SMA-TO-BNC
ADAPTER
2nd LO
7st LO
d. Set the OUTPUT LEVEL of the TR 502 to -10 dBm
and check for a level (±3 dB) across the spectrum
analyzer display (100 kHz to 1 .8 GHz) .
Fig. 2-1 . TR 502/7L13 Spectrum Analyzer System with a
Frequency Counter .
aooo
0000
0 0
0
1735-3A
REV. A, MAY, 1978