Specifications

Setting the Bandwidths R&S FSH
1145.5973.12 4.12 E-10
Operating sequence:
¾ Press the BW key.
The menu for setting the bandwidth opens. If the
default setting is activated, the softkey label for
automatically setting the bandwidth is highlighted in
green.
¾ Press the MANUAL RES BW softkey
The softkey label is highlighted in red and the value
entry box for the resolution bandwidth (RBW) indicates
the current bandwidth. To indicate that the resolution
bandwidth is not coupled to the span, a small red circle
is placed before the resolution bandwidth display in the
top right-hand corner of the screen.
¾ Enter the resolution bandwidth you want using the
number keys and terminate the entry with the
appropriate unit (MHz, kHz or Hz), or
¾ Change the resolution bandwidth to the value you
want using the rotary knob or the cursor keys.
Resolution bandwidth
uncoupled
Resolution bandwidth
display
Note: The 200 kHz resolution bandwidth has to be entered by means of the number keys.
When using the rotary knob or the cursor keys, the 200 kHz bandwidth will be skipped.
The box for entering the resolution bandwidth can be closed by pressing the CANCEL key.
¾ Press the AUTO RES BW softkey.
The resolution bandwidth is coupled to the span that has been set. The AUTO RES BW softkey label is
highlighted in green to show that the coupled mode has been selected. The red circle in front of the
RBW readout disappears.