6th Summer School on “ADC & DAC Metrology” PETRČESÁK Czech Technical University PhD Student Analysis of the system for dynamic ADC testing

Prague, Czech Republic

Czech Technical University

System for dynamic ADC testing

BAND-PASS FILTER

BAND-STOP FILTER

Distortion recalculated to the band-pass filter output (measured in dB) common low-cost filtershigh-quality filters MHz MHz MHz MHz MHz MHz THD–109–108–96< –130 SFDR > 139

Frequency spectra of testing signals with frequency is 19.5 MHz SETUP: generator – band-pass filter – attenuator 6 dB – band-stop filter amplifier +25 dB – digitizer NI PXI-5122

Faculty: Department: measure.feld.cvut.cz Thank you for your attention