Keysight N9913A - Page 413

Keysight N9927-90001 User’s Guide 413
Noise Figure Mode (Option 356 – CPU2 Only)
How to Define a Noise Figure Measurement
Figure 23-10 DUT Measurement Setup – Type [Upconverter] Screen
Used for setting up DUT
parameters without an
external preamp
–Type [Upconverter]
––Performs internal
frequency upconversion
(technically, converts IF up
to RF, but for this case RF
always = DUT In and IF
always = DUT Out and so,
converts RF up to IF)
–Sideband
––LSB: Lower Sideband
(available for downconverter
and upconverter)
––USB: Upper Sideband
(available for downconverter
and upconverter)
Used for setting up DUT
parameters with
an
external preamp
DUT – Measurement Setup –
Type [Upconverter]
DUT – Measurement Setup –
Type [Upconverter] with External Amplifier (LNA) and User
Calibration
Preamp