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Table 1-1 11974 Specifications (Continued)
a
Multiple Response
(Due to in-range applied signals mixing with LO
harmonics other than order N)
11974A (N = 8)
11974Q (N = 10)
11974U (N = 10)
11974V (N = 14) (applied signal: 50 to 67 GHz)
11974V (N = 14) (applied signal: 67 to 75 GHz)
a. Multiple response displayed frequency, f '
f'
RF
where:
N = Band Harmonic number
N ' = Unwanted Harmonic
= ...N − 2, N − 1, N+1, N+2,...
f
= 321.4 MHz for 8566B and 71000C Spectrum Analyzers
IF
= 310.7 MHz for 8560 Series Portable Spectrum Analyzers
Chapter 1
, due to input signal f
RF
±
f
N
N' N
----- -
------------- -
=
+
f
RF
IF
N'
N'
Specifications and Characteristics
− 63 dBc max.
− 60 dBc max.
− 60 dBc max.
− 60 dBc max.
− 55 dBc max.
.
RF
General Information
17
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