Keysight Technologies 37721A

The Keysight (Agilent) 37721A is a portable digital transmission analyzer designed for bit, code, and FAS error testing across key CEPT transmission rates—704 Kbps, and 2, 8, 34, and 140 Mbps. It supports error performance measurements per ITU-T G.821 standards and interfaces with G.703 systems. The unit also provides RS-232 and HP-IB connectivity for data access and external control. Optional configurations include remote control (001), multiple outputs (002), frequency offset (003), binary interfaces (004), and FAS error testing (005), making it adaptable to various test environments and protocol layers. Testwall can supply the used Keysight (Agilent) 37721A, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Keysight (Agilent) 37721A.