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Performance Verification
2715 Spectrum Analyzer Service Manual
4-15
Check with Preamp OFF as specified in Table 4--9.
1. Recall default power up settings by pressing UTIL 1 1.
2. Select the following settings on the Spectrum Analyzer:
FREQUENCY 2.15 GHz
REFERENCE LEVEL --30 dBm
SPAN/DIV ZERO SPAN
RESOLUTION BW 5 MHz
VERTICAL SCALE 10 dB/
3. Set the VIDEO FILTER to 10 Hz by pressing UTIL251.
4. Make sure that the preamplifier is disabled (INPUT 1).
5. Check that the noise floor is ≤--77 dBm.
6. Check sensitivity as specified in Table 4 --9 for the remaining bandpass
filters.
Table 4- 9: Sensitivity Set tings at 2.15 GHz
Res BW Ref Level Sensitivity
5MHz --30 dBm --75 dBm
1MHz --30 dBm --82 dBm
300 kHz --30 dBm --87 dBm
100 kHz --40 dBm --92 dBm
30 kHz --50 dBm --97 dBm
10 kHz --50 dBm --102 dBm
3 kHz --60 dBm --107 dBm
1 kHz --60 dBm -- 11 2 d B m
300 Hz --70 dBm -- 11 7 d B m
Performance requirement is ≤--100 dBm (except at 1780 MHz where the
specification is ≤--90 dBm).
1. Recall default power up settings by pressing UTIL 1 1.
Sensitivit y at 2.15 GHz
(Option 50 and Option 75)
Spurious Responses