描述
信号在长线中传输会遇到三个问题:一是高速变化的信号在长线中传输时出现的波反射现象,二是具有信号延时,三是长线传输会遇到外界干扰。
From United States
Ace Glass #50 Kontes Inlet Valve Desiccator? Vacuum?
From United States
Pratt Burnerd Chuck Jaw MK II Optocoupled Gripmeter Kit
From United States
Fanuc α22/1500 A06B-0146-B675 3.0kW AC Spindle Drive
(2) available!
From United States
Taylor-Wharton 34HCB 34L High-Capacity Nitrogen Dewar
Liquid Nitrogen Tank! Three (3) Available 10-Day Wrrnty
From United States
Lab Glass Vacuum Chamber 4″ OD RF Plasma Etching?