描述
长线传输干扰:在计算机控制系统中,现场信号到控制计算机以及控制计算机到现场执行机构,都需要一段较长的线路进行信号传输,即长线传输。对于高速信号传输的线路,即在高频信号电路中,多长的导线可作为长线,取决于电路信号频率的大小,在有些情况下,可能1m左右的线就应作为长线看待。
From United States
Huttinger PFG-1600 13.56Mhz 1.6kW RF Generator 1600watt
Water-Cooled Microprocessor controlled
From United States
Fluitek Fluitron A 066081-CX5 Pleated Liquid Filter
KGK Micro Eye 3.2 67mm screw-mount lens 0403020 aluminm
XP Power RCL175 175-watt AC-DC Power Supply 4-outputs!
Stanhope-Seta 17190-2 Universal Penetrometer Semi-Auto
Integral Controller! 0-40mm! 5,8,10,12,30,60 seconds!
KGK high-speed linescan camera +IMTX2 PCI Capture Card!
5000-pixel Resolution, Mounted on XYZ Micrometer Stage!
MKS 252C Exhaust/Throttle Valve Controller (2) Availble
NEW THK HSR45 HSR 45 Linear Slide + 730mm (28.75″) Rail
P/N HSR45ASSCOE+730LSPE II