CPC Subgroup Additional Only
G01N 2201/123 Conversion circuit
Full Title
Features of devices classified in G01N21/00 > Circuits of general importance; Signal processing > Conversion circuit
3 direct subcodes
Child Classifications
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- G01N 2201/1232 Log representation, e.g. for low transmittance
- G01N 2201/1235 Measuring or displaying selectably absorbance or density
- G01N 2201/1237 Measuring extrema