1N4148 vs 1N914 or 1N4448 Many young engineers having trouble with so many part numbers of general-purpose switching diodes and don’t know how to make the selection. “1N914 and 1N4148 diodes can be used interchangeably. 1N4148 is considered as advanced version of 1N914 but technically there is not much difference....
The transistor was successfully demonstrated on December 23, 1947 at Bell Laboratories in Murray Hill, New Jersey. Bell Labs is the research arm of the American Telephone and Telegraph (AT&T). William Shockley, John Bardeen, and Walter Brattain. The three individuals credited with the invention of the transistor were William Shockley,...