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Linux 25 Years on 25 August 2016

The history of Linux began in 1991 with the commencement of a personal project by Finnish student Linus Torvalds to create a new free operating system kernel. Happy Birthday! Linux turns 25 article tells that that Linus’ initially glot his project off the ground in April 1991 and announced in in 25 August 1991. Linus

Mains power loop impedance measurements

Measurement of earth loop impedance and determining the Prospective Fault Current (PFC) are critical for safety and form  integral parts of the International Electrotechnical Commission (IEC) guidelines like standard IEC 60364 (and its various national equivalent standards). The prospective short circuit current (PSCC) or available fault current or short circuit making current is the highest