ADInstruments AD8000 Series Instruction Manual page 63

AD8000 Series Spectrum Analyzer Instruction
Manual
(6) Reference Offset
When ref offset is turned on, if it is set as 10dB, the reference level and
signal amplitude would move upwards 10dB.
Fig. 3-19 Ref Offset Off
Fig. 3-20 Ref Offset 10dB
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