16 FieldFox User’s Guide
Top Panel
For CAT and NA measurements, use to make reflection measurements.
Maximum: ±50 VDC, +27 dBm RF
CAT Mode on page 20
NA Mode on page 38
For SA, use to make all measurements.
For CAT, NA, and VVM mode, use to make Port 2 transmission
measurements.
Maximum: ±50 VDC, +27 dBm RF.
For use with built-in GPS. Produces a 3.3 VDC bias voltage for the antenna
pre-amplifier. Use with a GPS antenna such as N9910X-825. Other GPS
antennas can also be used.
Frequency Reference Source and External Trigger Input signal.
Maximum: 5.5 VDC.
Freq. Ref on page 181.
Ext Trig (SA Mode) on
page 94