Measurement system including accessory with internal calibration signal

摘要

An accessory (104) for use with a test and measurement instrument (100). The accessory includes an input (114, 116) to receive a signal from a device under test (106), a calibration unit (108) configured to apply a calibration or compensation signal internal to the accessory, and an output (120) to output the signal from the device under test or the calibration or compensation signal to a test and measurement instrument.