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parameters must also be set.
FFT Frequency step
Threshold level (signal detection level)
10-4-2 FFT search setup
To access the FFT search mode, press the FUNC key, then press the 1 key.
Search bank selection
First select a search bank (two digits) to access and confirm by pressing the MHz key.
Frequency step selection
Using the dial knob, select an appropriate frequency step. Then press the MHz key to
confirm the entry.
Using the threshold level
Set the threshold level with the dial knob. Once set, only signals over this level will be
detected by the FFT search. You can adjust the level by actually looking at the spectrum.
Once the MHz key is pressed, the FFT search will start.
SEARCH BANK NUMBER FFT FREQUENCY STEP
10-4-3 FFT Search Results
If FFT search detects a signal stringer than a given threshold level, then the search result
frequencies will be listed as on the example below.
To validate entry:
Press the MHz key.
To quit without saving changes:
Press the CLR key.
THRESHOLD LEVEL
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