Anritsu BTS Master MT8222A, User Manual, Page: 45 / 115

3-5 Set the Span Basic Measurement Setups
3-4 PN: 10580-00156 Rev. T BTS Master UG
Power Offset Set Up for Compensating External Loss
To obtain accurate results, compensate for any external attenuation by using power offset. In
power offset mode, the compensation factor is in dB. (External attenuation can be created by
using an external cable or an external high power attenuator.)
Press the
Power Offset
submenu key and use the keypad, the arrow keys, or the rotary knob
to enter the desired offset value. When using the rotary knob, the value changes in
increments of 0.1 dB. Using the
Left/Right
arrow keys changes the value in increments of
1.0 dB. When using the
Up/Down
arrow keys, the value changes in increments of 10.0 dB.
When using the keypad, enter the new value then press
Enter
or the
dB
submenu key to set
the value. The power offset is displayed in the instrument settings summary column on the
left side of the measurement display.
3-5 Set the Span
Spectrum Analyzer, Interference Analysis, and Power Meter Modes
1. Press the
Span
main menu key or the
Freq
main menu key followed by the
Span
submenu key.
2. To select full span, press the
Full Span
submenu key. Selecting full span overrides any
previously set Start and Stop frequencies.
3. For a single frequency measurement, press the
Zero Span
submenu key.
Note
To quickly move the span value up or down, press the Span Up 1-2-5 or
Span Down 1-2-5 submenu keys These keys facilitate a zoom-in, zoom-out
feature in a 1-2-5 sequence.