Data processing module of a biological test system

A test system comprises:

• a test container array including a plurality of test containers;
• a plurality of electrodes integrated into the test container array, wherein a set of electrodes of the plurality of electrodes is integrated into a test container of the test container array;
• a plurality of drive-sense circuits coupled to the plurality of electrodes, wherein a set of drive-sense circuits of the plurality of drive-sense circuits is coupled to the set of electrodes, and wherein, when enabled, and when the test container contains a content, the set of drive-sense circuits is operable to:
• transmit a set of electrode signals on the set of electrodes, wherein an electrode signal of the set of electrode signals includes a transmit signal component having a frequency;
• and
• generate a set of sensed signals, wherein a sensed signal of the set of sensed signals includes at least one frequency component corresponding to at least one transmit signal transmitted by at least one other drive-sense circuit of the set of drive-sense circuits;
• and
• a processing module coupled to the plurality of drive-sense circuits, wherein the processing module includes:
• a set of bandpass filter circuits coupled to the set of drive-sense circuits, wherein a bandpass filter circuit of the set of bandpass filter circuits includes a set of bandpass filters, wherein a bandpass filter circuit of the set of bandpass filter circuits is operable to convert the set of sensed signals to a set of filtered signals, wherein a bandpass filter of the set of bandpass filters passes signals in a bandpass region corresponding to a frequency component of the at least one frequency component to produce a filtered signal of the set of filtered signals;
• and
• a set of frequency interpreters coupled to the set of bandpass filter circuits, wherein the set of frequency interpreters is operable to:
• convert sets of filtered signals into sets of impedance values, wherein the sets of impedance values are representative of electrical characteristics of the content.