 | On/Off Begins or ends the channel power measurement. When the measurement is on, Ch Pwr will appear below the display. The detection method will automatically be changed to RMS Average when the measurement is started. The detection method can be modified by pressing the Shift and the Sweep keys and pressing the Detection submenu key. Center Freq Activates the center frequency function, and allows setting the center frequency of the instrument for the channel power measurement. Use the Arrow keys or the rotary knob, then press Enter. The up or down arrows change the frequency by the frequency step size entered in the Freq (Frequency) Menu. The left or right arrows change the frequency by 10% of the span. Or use the number keypad, then press a unit key or press Enter for values in MHz. With zero offset, this key displays the title Center Freq. With an offset other than zero, this key displays the title Offset Center Freq, as shown below the full menu. Refer to Frequency Menu (Freq 1/2) with Offset Function. Ch Pwr Width Sets the width for the channel power. Use the keypad, the directional arrow keys, or the rotary knob to enter the channel power width. The up or down arrow keys change the Channel Power Width by the frequency step value. The left or right arrow keys change the value by 10% of the span. Span Sets the span for channel power measurement. Use the keypad, the directional arrow keys, or the rotary knob to enter the span. Back Returns to the Power and BW Menu. |