Application Note for Two Tone IMD Measurement Setup




Two tone measurement setup with one JUMA ULTA10 amplifier for lower drive power






Two tone measurememt setup with two JUMA ULTA10 amplifiers for higher drive power

Although the
output of professional signal generators are quite clean it is good practice to use suitable LPF filters to remove possible harmonics and high frequency spurious signals.

The combiner and the LPF filters can be commercial device but you can also build them by your self eg this way.
Home made combiner
Home made LPF Filters

Home made LPF filters by using MiniCircuit SCLF-XX parts

Update 2022-12-03 OH7SV

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