An analyte test strip for performing at least one of quantitative and qualitative analysis of an analyte in a sample of fluid, the analyte test strip comprising: a non-conductive substrate; a working electrode; a counter electrode; a reagent layer at the distal end of the analyte test strip, the reagent layer covering at least a portion of the working electrode and the counter electrode; and a circuit on the non-conductive substrate, the circuit comprising: a primary resistive element on the non-conductive substrate having a first end and a second end, wherein the configuration of the primary resistive element is a serpentine configuration; and a secondary resistive element on the non-conductive substrate having a third end and a plurality of taps connected to the primary resistive element at a plurality of predetermined connection points (2302, 2304, 2306, 2308, 2310, 2312) on the serpentine configuration, the plurality of predetermined connection points defining a plurality of unique resistive paths running from the third end, through the predetermined connection points, through at least a portion of the serpentine configuration and to either of the first and second ends; wherein the plurality of unique resistive paths have a plurality of resistance values (R2, R3, R4, R5, R6), the plurality of resistance values having a non-linear distribution, characterised in that the non-linear distribution comprises a power function, an exponential function, or a sinusoidal function. a non-conductive substrate; a working electrode; a counter electrode; a reagent layer at the distal end of the analyte test strip, the reagent layer covering at least a portion of the working electrode and the counter electrode; and a circuit on the non-conductive substrate, the circuit comprising: a primary resistive element on the non-conductive substrate having a first end and a second end, wherein the configuration of the primary resistive element is a serpentine configuration; and a secondary resistive element on the non-conductive substrate having a third end and a plurality of taps connected to the primary resistive element at a plurality of predetermined connection points (2302, 2304, 2306, 2308, 2310, 2312) on the serpentine configuration, the plurality of predetermined connection points defining a plurality of unique resistive paths running from the third end, through the predetermined connection points, through at least a portion of the serpentine configuration and to either of the first and second ends; a primary resistive element on the non-conductive substrate having a first end and a second end, wherein the configuration of the primary resistive element is a serpentine configuration; and a secondary resistive element on the non-conductive substrate having a third end and a plurality of taps connected to the primary resistive element at a plurality of predetermined connection points (2302, 2304, 2306, 2308, 2310, 2312) on the serpentine configuration, the plurality of predetermined connection points defining a plurality of unique resistive paths running from the third end, through the predetermined connection points, through at least a portion of the serpentine configuration and to either of the first and second ends; wherein the plurality of unique resistive paths have a plurality of resistance values (R2, R3, R4, R5, R6), the plurality of resistance values having a non-linear distribution, characterised in that the non-linear distribution comprises a power function, an exponential function, or a sinusoidal function.