TB 9-6625-2340-24
Figure 30. Third order intercept.
30 dBm.
(10) The marker amplitude indicated on TI display should be
key.
(11) Press TI MARKER
(12) Change synthesized signal generator No. 1 output level to 4 dBm.
(13) Adjust synthesized signal generator No. 1 output level for a 10.00 0.02 dBm
indication on measuring receiver.
(14) Press TI REFERENCE LEVEL, 0, and dBm keys.
(15) Record the marker
amplitude indicated on TI display in displayed amplitude
column of table 45.
Table 45. Gain Compression ( 10 dBm)
Measuring receiver
Test
indication
instrument
Level
Reference level
Displayed amplitude
(dBm)
(dBm)
(dB)
10
0
(16) Press TI REFERENCE LEVEL, 10, and dBm keys.
(17) Adjust TI AMPLITUDE CAL control to place the signal trace 1 division below
the top graticule.
keys.
(18) Press TI MARKER NORMAL and
(19) Change synthesized signal generator No. 1 output level to 6 dBm.
(20) Adjust synthesized signal generator No. 1 output level for a 0.00 0.02 dBm
indication on measuring receiver.
(21) Press TI REFERENCE LEVEL, 0, and dBm keys.
73