The MP111 controls a pulsed 50-A output current on a 100-V single-ended supply and 500-kHz bandwidth. The MP108 controls a 10-A continuous-output current on a 200-V single-ended supply and 300-kHz ...

This article started because a good friend of mine dropped a Panasonic SA-XR50 switch-mode amplifier to me for some basic bench test. This article will NOT be a review of that unit, but an ...

Ultrasound has a wide range of medical applications, including imaging, blood flow measurement, cancerous lesion detection, bone densitometry, and needle or catheter guidance. The ultrasound ...

Bats use echolocation to see objects in front of them. They emit an ultrasonic pulse around 20 kHz (and up to 100 kHz) and then sense the pulses as they reflect off an object and back to the bat. It’s ...

There is an audio revolution on the horizon, says Robb Zimmerman, as engineers are revisiting the coil-based transducer design. With the 100th anniversary of the dynamic driver speaker’s invention ...

Create a focused speaker so your music targets only the listener. That demodulates at 40 kilohertz, with an H-bridge and ...