Tektronix tcp202a 50mhz ac dc current probe tektronix tcp202a p the tektronix tcp202a is a 50mhz ac dc current probe that is easy to use the ac dc current probe has been designed for direct connection to oscilloscopes with the tekprobe 8482 probe interface the tcp202a can be used with any instrument with bnc inputs and gt 100k 8486 input termination p p applications power supplies semiconductor devices power inverter converters electronic ballasts industrial consumer electroni