Description
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。
Elmo PSS-12/200H Automation Power Supply 12a 200v peak
Set of 2 Telemecanique CA3KN 22BD 4-pole 24V DIN Relay
EM Science Aquastar EV-6 Solid Titrator Evaporator
EM Science Aquastar EV-6L Titrator Oil Evaporator
Fanuc A20B-0009-0150/06B Circuit Board DI/DO BOARD PCB
Met One Point 3 Airborne Laser Particle Counter
Melec C-871 6-Axis Servo/Stepper Control PCI Card +cbl
AECO APEX DVD Analyzer Optical Test Drive Laser Intrfce
Fanuc A06B-6044-H010-R AC Spindle Servo Unit Drive
A20B-0009-053 used in Okuma Howa ACT 2SP-3 Lathe
Waring MC1 Mini Sample 12-37ml Container for 1L blender
Fits 7010, 7009, 7011, 7012, 700, LB10S LB10G Series
Elmo Piccolo PIC-3/100 Brushless Servo Amp Amplifier
