PeakTech 9020A Bedienungsanleitung Seite 77

11) Frequency : Press <OK> button to display the Frequency
list .Select the Frequency you want by pressing LEFT/RIGHT
button or UP/DOWN button. Press <OK> to confirm your
selection . You also can Edit, Add, Delete and PID the stored
frequency very easily, as following picture shows.
①
Edit: Press <Red(0/22K)> button to edit Frequency using the
numeric keys. Press UP/DOWN key to select "Pol". Press <OK>
button to confirm the operation and save the result
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