
16 Chapter 1
General Information
Specifications and Characteristics
General Information
Conversion Loss
RF to IF port
(includes 1 m IF cable, part number 5061-5458)
11974A
11974Q
11974U
11974V
44 dB max.
46 dB max.
43 dB max.
57 dB max.
RF Input Match (across full waveguide band)
Option 001 only
11974A, Q, U
11974V
<1.6:1
<2.3:1
Conversion Loss Chart Accuracy
20
°C to 30°C: RSS of calibration equipment errors
(Add 0.7 dB if used with 8560 Series Portable
Spectrum Analyzers.)
0
°C to 55°C: RSS of calibration equipment errors
plus worst-case temperature effects of 11974 (Add
0.7 dB if used with 8560 Series Portable Spectrum
Analyzers.)
11974A
11974Q
11974U
11974V
0
°C to 55°C
±2.3 dB max.
±2.3 dB max.
±2.6 dB max.
±4.5 dB max.
20
°C to 30°C
±1.0 dB max.
±1.0 dB max.
±1.1 dB max.
±2.0 dB max.
Image Rejection
(Image positioned 2x f
IF
above tuned response)
Host Spectrum Analyzers: 8566B/11975A,
71000C/70907B, PSA Series E4440A
11974A
11974Q
11974U
11974V (50 to 67 GHz)
11974V (67 to 75 GHz)
Host Spectrum Analyzers:
8560 Series Portable
Spectrum Analyzers
11974A
11974Q
11974U
11974V (50 to 67 GHz)
11974V (67 to 75 GHz)
0
°C to 55°C
−54 dBc max.
−50 dBc max.
−50 dBc max.
−50 dBc max.
−40 dBc max.
−50 dBc max.
−45 dBc max.
−45 dBc max.
−45 dBc max.
−35 dBc max.
20
°C to 30°C
−59 dBc max.
−55 dBc max.
−55 dBc max.
−55 dBc max.
−45 dBc max.
−55 dBc max.
−50 dBc max.
−50 dBc max.
−50 dBc max.
−40 dBc max.
Table 1-1 11974 Specifications (Continued)
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