The pulse is a steady beat that runs through the music. It's a bit like a heartbeat or the tick-tock of a clock. When you listen to a piece of music, you might find yourself tapping your foot ...

As [Allan (W2AEW)] notes in the video below, pulse counting is a bit of a misnomer. Pulse counting works by generating a narrow, fixed-width square wave pulse at a set point in the received FM ...

There are times when you make the effort to do a superlative job in the construction of an electronic project. You select the components carefully, design the perfect printed circuit board, and ...

Pulse oximetry has been suggested as the preferred tool for continuos monitoring of patients at risk for the SIDS/ALTE/Apnea clinical complex. Technical difficulties related to difficulty of long ...