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CRESTRON EXPANDS POPULAR DMPS RANGE WITH ACOUSTIC ECHO
Also incorporating the functionality of its predecessor, the new model functions as a complete high-definition presentation control and signal routing solution that integrates a control processor, multimedia matrix switcher, microphone mixer, audio DSP
Read more on CisionWire (press release)

Harpoon Micro GSM Audio Transmitter
The onboard DSP (Digital Signal Processor) produces high quality evidence with ambient noise reduction, echo cancellation and selectable high & low frequency noise filters. Microphone sensitivity has three level adjustments and can be configured with
Read more on Officer.com

By Stan Horzepa, WA1LOU
Contributing Editor

This week, Surfin’ discovers the truth about a radio urban legend that was too good to be true.

You can thank my editor, ARRL News Editor S. Khrystyne Keane, K1SFA, for this week’s installment of Surfin’. She put a bug in my ear about a radio urban legend that I had heard about back around 1960, and I could not resist writing about it.

Hopeville Elementa…

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