3-8 Freq (Frequency) Menu Chapter 3 —Mobile WiMAX Signal Analyzer
3-20 PN: 10580-00236 Rev. D WiMAX MG
3-8 Freq (Frequency) Menu
Key Sequence: Freq
Center Freq: The Center Freq submenu key is used to set the receiver
center frequency to the desired value. Enter the 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 GHz, MHz, kHz, and
Hz. Press the appropriate units submenu key to finalize the data input.
Pressing the Enter key has the same affect as pressing the MHz submenu
key.
Signal Standard: Press this submenu key to open the Signal Standards list
box. Use the Up/Down arrow keys or the rotary knob to highlight a signal
standard, and press Enter to select. When a signal standard is selected, the
center frequency and span are automatically tuned for the first channel of
the selected standard. Other settings, such as channel spacing and
integration bandwidth, are also automatically entered.
The applicable signal standards (for 10 MHz BW only) are U-NII middle,
U-NII upper, CEPT band B, and CEPT band C.
Channel: Press this submenu key and use the Up/Down arrow keys, the
keypad, or the rotary knob to select a channel number for the selected
Signal Standard. The instrument measurement display is automatically
tuned to the center frequency of the selected channel. The listed channels
are from 0 to 199.
Set CF to Closest Channel: This submenu key moves the current Center
Frequency to the closest frequency that matches a channel number in the
current Signal Standard.
Decrement Channel: Press this submenu key to decrease the selected
channel number by one channel step size for the selected standard.
Increment Channel: Press this submenu key to increase the selected
channel number by one channel step size for the selected standard.
Figure 3-17. Mobile WiMAX Freq Menu
Frequency
Center Freq
2.500 GHz
Signal Standard
Channel
- -
Decrement
Channel
Increment
Channel
Set CF
To Closet
Channel
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