Calibration/Functionality box for CDT-240, used to calibrate and verify the proper function of the CDT-240, provides 2 RC constant outputs, 1s and 0.1s. Comes with leads to connect to CDT-240 front panel. NIST calibration supplied; A2LA calibration available.
latest versions of CDT-240 include a built in CBX for functionality test.
Questions? Contact us.