TB 9-6625-2330-35
(13) Repeat (11) and (12) above for remaining output levels listed in table 11.
Measuring receiver
Test instrument
indications
DATA ENTRY
(dB)
level
Min
Max
0
dBm
-2.5
2.5
-10
dBm
-12.5
-7.5
-20
dBm
-22.5
-17.5
-30
dBm
-32.5
-27.5
-40
dBm
-42.5
-37.5
-50
dBm
-52.5
-47.5
-60
dBm
-62.5
-57.5
-70
dBm
-72.5
-67.5
-80
dBm
-82.5
-77.5
-90
dBm
-92.5
-87.5
-100
dBm
-102.5
-97.5
-110
dBm
-112.5
-107.5
(14) Press TI FUNCTION-RF ON pushbutton to off (red light extinguished).
(15) Disconnect TI EXT REF IN/OUT (rear panel) from measuring receiver TIME
BASE 10 MHz INPUT (rear panel).
b. Adjustments. No adjustments can be made.
a. Performance Check
(1) Connect spectrum analyzer INPUT 50 Ω to TI RF OUTPUT.
(2) Connect TI REF IN/OUT (rear panel) to spectrum analyzer 10 MHz REF IN
(rear panel).
(3) Press TI pushbuttons as listed in (a) through (e) below:
(a)
FUNCTION-CARR FREQ.
(b)
DATA ENTRY- .450 MHz.
(c)
FUNCTION-CARR LEVEL.
(d)
DATA ENTRY- 13 dBm.
(e)
FUNCTION-RF ON to on (red light lit ).
(4) Set spectrum analyzer controls as listed in (a) through (g) below:
(a)
Preset.
(b)
AMPLITUDE, [Ref Level], 1 ,3 [dBm].
(c)
(d)
BW/Avg, [Res BW], 1, 0, [kHz].
(e)
[Video BW], (Auto).