Electronic Calibration Modules Reference Guide 5-5
Specifications and Characteristics
Electrical Specifications
N4431D (7-16)
The electrical performance in the following table applies to N4431D (if any of
the ports consist of 7-16 connector).
N4431D (4.3-10)
The electrical performance in the following table applies to N4431D (if any of
the ports consist of 4.3-10 connector).
Table 5-7 Electrical Performance for N4431D (m/f 7–16 connectors)
a
Parameter Frequency Range
DC to 10 MHz 10 MHz to 5 GHz 5 GHz to 7.5 GHz
Directivity (dB) 45 50 47
Source Match (dB) 36 42 39
Reflection Tracking
(±dB)
0.10 0.06 0.09
a. When applied power exceeds –7 dBm, calibration results will be degraded from the performance
indicated in this table.
Table 5-8 Electrical Performance for N4431D (m/f 4.3–10 connectors)
a
Parameter Frequency Range
DC to 10 MHz 10 MHz to 5 GHz 3 GHz to 9 GHz 9 GHz to 12 GHz
Directivity (dB) 45 50 47 35
Source Match (dB) 36 42 39 37
Reflection Tracking
(±dB)
0.10 0.06 0.09 0.10
a. When applied power exceeds –7 dBm, calibration results will be degraded from the performance
indicated in this table.
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