GW Instek GSP-9300 - Page 215

ADVANCED OPERATION
213
Example Setup
With the DUT turned on, touch the EMI-E probe
anywhere on one of the PCB traces, PCB pins, I/O
cable pins or one of the other exposed conductors.
Probe
DC
Block
RF In
GSP
DUT
Warning
When using an EMI-E probe, please make use of a
DC block or other limiter to protect the RF input of
the spectrum analyzer.
Operation
1. Press
EMC
Pretest
> EMI E Probe[F3]> and choose a
frequency band to test at.
EMI E Test Frequency:
30M-300MHz,
300M-1GHz
2. Next select the type of e-field source that will be
used with the E-field probe.
PCBtracePin[F3]
For use on PCB traces/pins
I/OCablePin[F4]
For use on I/O cabling/pins.
Correction Set
3. Press Correction[F1] and choose the length of
the PCB trace/I/O cable. This will help the
software to estimate the radiated emissions that
would emanate from those points.
For PCBtracePIN
None[F1]
No correction is used.
20cm trace[F2]
For traces of approx. 20cm
15cm trace[F3]
For traces of approx. 15cm
10cm trace[F4]
For traces of approx. 10cm