Digital communications analyzer
HP 83480A digital communications analyzer offers automated statistical-based measurements of eye diagrams and pulses. The analyzer accepts two dual-channel electrical or optical measurement modules. The HP 83485A optical/electrical module has a 20-GH¥bandwidth. The optical channel includes a switchable Sonet/SDH calibrated channel for OC-48/STM-16 or OC-12/STM-4 conformance testing.