The 560-98 Series SWR Autotesters integrate a high directivity bridge, a detector, a low reflection test port, and a precision reference termination. The 560-98 Series Autotesters are compatible with the discontinued Model 56100A Scalar Network Analyzer and with discontinued Series 54100A Scalar Measurement System. The 560-98 Series Autotesters can also be used with ML24XXX series power meters for CW return loss measurements. Anritsu special model SC7150, Autotester adapter, is required to use an Autotester with a power meter.