[HIGH-PERFORMANCE DESIGN] Featuring premium single-mode fiber with SC/ connectors, this 2000m cable maintains signal integrity with 0. Its rugged yet lightweight construction withstands field use while remaining portable for technicians on the go. The launch cable, sometimes called a “pulse suppressor” or “dummy fiber,” allows the OTDR to recover after the test pulse is sent into the fiber. This cable also provides an invaluable reference on the first. Specication:2 Kilometers Singlemode Singlex 9/125 G652D 1310nm 1550nm OTDR bare fiber cable 2. This simple-sounding role, however, solves a complex problem inherent to how all OTDRs function: the “dead zone. ” By introducing a sufficient length of fiber, the launch cable allows the OTDR's test. Fiber Optic OTDR Launch Cable Box/Fiber Rings/OTDR Dead Zone Eliminator with Length of 2km help minimize the effects of the OTDR's launch pulse on measurement uncertainty. com FS United StatesFREE SHIPPING on Orders Over US$79 Contact Us United States / $ USD Sign in Sign up Search Recent Searches Change FREE SHIPPING on Orders Over US$79 United States HomeTesters & ToolsFiber Optic. Our Single and Multi-Fibre Launch Leads are custom made to suit your requirements. Single-mode, OM1, OM2, OM3 and OM4. LC, SC, ST, FC, E2000, LC/APC, SC/APC.