What does an OTDR do?

What does an OTDR do? It is a fiber optic instrument used to characterize, troubleshoot and maintain optical telecommunication networks. OTDR testing is performed by transmitting and analyzing pulsed laser light traveling through an optical fiber. Which is determined by OTDR? OTDR basically determines the characteristics of an optical fiber Read more…

What goes well with astilbe?

What goes well with astilbe? There are quite a few plants that meet these astilbe companion planting qualifications. Rhododendrons, azaleas, and hostas all prefer shade and grow in a very wide range of hardiness zones….Ideas for Astilbe Companion Plants Ferns. Japanese and Siberian iris. Trilliums. Impatiens. Ligularia. Cimicifuga. Do astilbes Read more…