Set the Measurement Frequency
Spectrum Master UG PN: 10580-00277 Rev. E 3-3
3-3 Set the Measurement Frequency
Using Start and Stop Frequencies
1. Press the Freq main menu key.
2. Press the Start Freq submenu key.
3. Enter the desired start frequency. When entering a frequency by using the keypad, the
submenu key labels change to frequency units: GHz, MHz, kHz, and Hz. Press the
appropriate unit key. Pressing the Enter key has the same affect as pressing the MHz
submenu key.
4. Press the Stop Freq submenu key.
5. Enter the desired stop frequency.
Entering Center Frequency
1. Press the Freq main menu key.
2. Press the Center Freq submenu key.
3. Enter the desired center frequency by using the keypad, the arrow keys, or the rotary
knob. When entering a frequency by using the keypad, the submenu key labels change
to frequency units: GHz, MHz, kHz, and Hz. Press the appropriate unit key. Pressing
the Enter key has the same affect as pressing the MHz submenu key.
The current setting is shown at the top of the instrument settings summary column on the
left side of the measurement display (refer to Figure 2-6, “Spectrum Analyzer Display”
on page 2-8).
Selecting Signal Standard
1. Press the Freq main menu key.
2. Press the Signal Standard submenu key. The Signal Standards dialog opens.
3. Highlight a signal standard and press Enter or the rotary knob to select.
4. Press the Channel submenu key to change the channel value in the Channel Editor.
Setting Measurement Frequency Bandwidth
Spectrum Analyzer and Interference Analysis Mode
1. Press the BW main menu key to display the BW menu.
• Press the RBW or the VBW submenu key (or both) to manually change values.
• Set RBW and VBW automatically by pressing the Auto RBW submenu key or the
Auto VBW submenu key.
2. Press the VBW/Average Type submenu key to toggle between Linear averaging
(arithmetic mean) and Logarithmic averaging (geometric mean).
3. Press the RBW/VBW submenu key to change the ratio of resolution bandwidth to video
bandwidth.
Note The signal standards list can be updated via Master Software Tools.
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