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16. Harmonic and Intermodulation Distortion Test
Input Signal Frequencies Third Order Products Third Order Suppression
8999.500
13999.500 14000.499
2-72 Performance Tests
49. Press MARKER @. Activate
once to tune to the third order product at 3998.5 MHz. Wait for
completion of the sweep.
50. Press MARKER
Record the MKR A amplitude:
51. Press @) three times to tune to the third order product at 4001.5
MHz. Wait for completion of the sweep, then press MARKER
(
SEARCH].
PEAK
Record the MKR A amplitude:
52. Choose the smallest MKR A amplitude in steps 50 and 51.
Record its absolute value: S =
53. Compute the TOI:
TO1 = P + S/2
54. The result should be > + 7 dBm.
TO1 for signals of 3999.5 MHz and 4000.5 MHz
55. Repeat steps 41 through 53 for the input signal frequencies and
the third order products shown in 'Ikble 2-19. The TO1 for each
setting should be > + 5 dBm.
9000.500
8998.500
13998.501 14001.498
[
CENTER FREQUENCY
[
)
PEAK SEARCH
9001.500
)
and press (JJ
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