R&S ESR Series User Manual page 112

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R&S ESR
a) Press the [MEAS] key.
b) Press the "All Functions Off" softkey.
2. Increase the time resolution to 100 µs.
a) Press the [SWEEP] key.
b) Press the "Sweeptime Manual" softkey and enter 100 µs.
3. Using the trigger softkey, shift the rising edge of the GSM burst to the center of the
screen.
a) Press the [TRIG] key.
b) Press the "Trigger Offset" softkey.
c) By turning the rotary knob counterclockwise, move the trigger offset until the
4. Using the trigger offset, move the falling edge of the burst to the center of the
screen. To do so, switch the "Trg/Gate Polarity" softkey to "Neg".
The R&S ESR displays the falling edge of the GSM burst.
User Manual 1175.7068.02 ─ 12
burst edge can be seen in the center of the screen, or enter -50 µs.
The R&S ESR displays the rising edge of the GSM burst.
Figure 3-16: Rising edge of the GSM burst displayed with high time resolution
Quick Start
Basic Measurement Examples
109