Spectrum Master™ Handheld Spectrum Analyzer User Guide : Quick Start Guide : Spectrum Analyzer
 
Spectrum Analyzer
Set the instrument to Spectrum Analyzer mode as described in Measurement Mode Selection.
Set the Frequency
Set Start and Stop Frequencies
1. Press the Freq main menu key.
2. Press the Start Freq submenu key.
3. Enter the desired start frequency using the keypad, the arrow keys, or the rotary knob. When entering a frequency using the keypad, the submenu key labels change to 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.
Set the Center Frequency
1. Press the Freq main menu key.
2. Press the Center Freq submenu key.
3. Enter the desired center frequency using the keypad, the arrow keys, or the rotary knob. When entering a frequency using the keypad, the submenu key labels change to 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 center frequency and span is shown at the bottom of the screen.
Select a Signal Standard
1. Press the Freq main menu key.
2. Press the Signal Standard submenu key. The Signal Standards dialog box opens.
3. Highlight a signal standard and press Enter to select.
4. Press the Channel submenu key to change the channel value in the Channel Editor.
The signal standard is shown in yellow at the top of the screen.
Set the Frequency Offset
1. Press the Freq main menu key.
2. Press the Step Size & Other submenu key.
3. Press the Freq Offset submenu key and enter the desired frequency offset using the keypad, the arrow keys, or the rotary knob. When entering a frequency using the keypad, the submenu key labels change to 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. Offset will be displayed at the bottom of the screen. The Center Freq, Start Freq, and Stop Freq keys will also indicate that a frequency offset has been turned on.
5. Set the Freq Offset to 0 Hz to remove the frequency offset.
Note 
The Freq Offset will affect the displayed values of frequencies, Markers and Limits. The currently frequency offset value is displayed on the Freq Offset submenu key, located under the Freq main menu > Step Size & Offset submenu.
 
Set the Measurement Frequency Bandwidth
1. Press the BW main menu key to display the BW menu.
Press the RBW and/or the VBW submenu key to manually change the values.
Set RBW and VBW automatically by pressing the Auto RBW submenu key or the Auto VBW submenu key.
2. Press the RBW/VBW submenu key to change the resolution bandwidth and video bandwidth ratio.
3. Press the Span/RBW submenu key to change the span width to resolution bandwidth ratio.