Найдено: 2
Overview IEC 61746-2:2010 - "Calibration of optical time-domain reflectometers (OTDR) - Part 2: OTDR for multimode fibres" defines procedures and uncertainty analysis for calibrating multimode OTDRs.…
Overview IEC 61746-1:2009 - Calibration of optical time-domain reflectometers (OTDR) – Part 1: OTDR for single mode fibres - defines procedures and measurement methods for calibrating single‑mode OTD…