There is a certain sense of accomplishment one gets when building their own tools. This is what [Alejandro Velazquez] was going for when he built his own soldering station. Sure you can get a decent ...

Design analysis of the K2-W Vacuum Tube Op Amp’s design and operation reveals the mad science that created a commercial revolution in 1950s and 1960s analog computing. Op amps played a critical role ...

This circuit uses two quad op-amps to form an eight LED audio level meter. The op-amp used in this particular circuit is the LM324. It is a popular IC and should be available from many parts stores.

MILPITAS, CA--(Marketwire - Sep 17, 2012) - Intersil Corporation (NASDAQ: ISIL), a world leader in the design and manufacture of high performance analog and mixed signal semiconductors, today expanded ...