Recent Posts


LOGOS AND WEBSITES FOR SEMICONDUCTOR MANUFACTURERS   8×8 Acer Acer Laboratories Acrian Actel ADMtek Advanced Analogic Technology Advanced Communication Devices (ACD)   Advanced Hardware Architectures Advanced Linear Devices Advanced Micro Devices (AMD) Advanced Micro Systems Advanced Monolithic Systems Advanced Power Technology Aeroflex Agere (formerly Lucent) Agilent Technologies Aimtron Technology AITech International …

Read More »

Cathode ray tube ( CRT )

The cathode ray tube (CRT) is a vacuum tube that contains one or more electron guns and a phosphorescent screen, and is used to display images. It modulates, accelerates, and deflects electron beam(s) onto the screen to create the images. The images may represent electrical waveforms (oscilloscope), pictures (television, computer monitor), radar targets, or others. CRTs have also been used as memory devices, in which …

Read More »


  DCF77 is a German longwave time signal and standard-frequency radio station. It started service as a standard-frequency station on 1 January 1959. In June 1973 date and time information was added. Its primary and backup transmitter are located at 50°0′56″N 9°00′39″E in Mainflingen, about 25 km south-east of Frankfurt …

Read More »