A Protocol Analyzer is used to monitor activity on a data line. Our small, portable units work with all PCs via  enhanced parallel port. Features include built-in BERT testers, split screen decoding of X.25 and SDLC, as well as programmable interfaces. These powerful and flexible units will monitor and emulate X.25, ASYNC and BISYNC protocols. Units are supplied with convenient padded carrying cases.

Model 905

Parallel Comscope Protocol Analyzer via Parallel Port

Legacy Products
Model 904	PC Notebook Comscope Protocol Analyzer via Serial Port