Maas AHT-9-UV User Manual page 58

Step 3: Input corresponding ID code in the calling list. ID code should be corresponding to
the one in the CallList, e.g.: if ID code is 1234, the corresponding callList is Group 1
(Picture 3)
Step 4: Set the optional signal of the desired channel to be MSK. Click "More" after every
frequency you edit, program it in the popup (Picture 4)
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Picture 3
Picture 4