Dtf Setup - Protek A434L Operating Manual

frequency band doesn't affect the sweep time, but affects the
calibration. Recalibration is required if the frequency setting is
changed.
 Freq. Band Info: The band name is displayed if the band is selected
from the band list stored in the instrument. If the user sets the start,
stop, center or span frequency manually, the band name will show
"Custom".
Cable Info: The name of user selected cable is displayed on the

screen. A cable name is displayed if the cable is selected from a
Cable List stored in the instrument. If the user sets the Velocity and
Cable Loss manually, the band name will show "Custom". The
following information is also displayed.
Rel. Propa. Vel.: The relative propagation velocity for the

cable type selected by the user selected from the Cable List or
manually set by selecting the Velocity key.
Nominal Atten.: The loss per unit distance for the cable type

that the user selected from the Cable List or set manually by
selecting the Cable Loss key
By using the application program supplied with the
instrument, users can store user's cable to the instrument. For
details, refer to the Application Program.
4.2.2

DTF Setup

Set the conditions for DTF measurements. The user setting parameters for
DTF measurements are the following:
Frequency Setting: Sets the start and stop frequency to make a

measurement. If a specific frequency band has been set in VSWR
measurement mode, it can be applied to DTF measurement. To
change the maximum measurement distance or increase the
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