Quick Start
R&S
®
ESR
107User Manual 1175.7068.02 ─ 12
b) Press the "Sweeptime Manual" softkey and enter 1 ms.
The R&S ESR shows the GSM burst continuously across the display.
6. By using the video trigger, set triggering on the rising edge of the burst.
a) Press the [TRIG] key.
b) Press the "Trg/Gate Source" softkey and select "Video" using the arrow keys.
c) Press the "Trg/Gate Level" softkey and enter 70%.
The R&S ESR shows a static image with the GSM burst at the start of the
trace. The trigger level is displayed as a horizontal line labeled with the abso-
lute level for the trigger threshold in the measurement diagram.
7. Configure power measurement in zero span.
a) Press the [MEAS] key.
b) Press the "Time Domain Power" softkey to open the submenu.
c) Switch the "Limits" softkey to "On."
d) Press the "Left Limit" softkey.
e) By turning the rotary knob clockwise, move the vertical line to the start of the
burst.
f) Press the "Right Limit" softkey.
g) By turning the rotary knob counterclockwise, set the second vertical line to the
end of the burst.
The R&S ESR displays the average (mean) power during the activation phase of the
burst.
Basic Measurement Examples
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