Tektronix timercounteranalysers fca3000 and fca3100 series tektronix fca3100a1l3 the textronix fca3100 is a timercounteranalyser that packs many different functions into one feature rich instrument with industry leading frequency and time resolution the fca3000 comes with deep internal memory as standard and a fast data transfer rate of 250k sampless to internal memory in addition the multi parameter display shows auxiliary measurements alongside your main measurement to provide y