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。
G&L Giddings & Lewis 800 502-02804-50 EIA Interface
G&L Giddings & Lewis 800 502-02724-51 Console Interfac
G&L Giddings & Lewis 800 502-02723-52 CPU Control
G&L Giddings & Lewis 800 502-02722-50 Address Generato
GIDDINGS & LEWIS portable controller
Giddings & Lewis PC Support Module 502-03195-08