Keysight (Agilent/HP) 4925B

Bit Error Rate Test Set Performs standard bit and block error tests Measures errored seconds, percent error-free seconds, timing delay, and parity errors over both RS-232C/V.24 and V.35 Ideally suited for complete DDS testing (to 72 kbps) Handles from 75 to 19200 bps Bit Error Rate Test Set