The circuit provides a simple illustration of a door phone intercom system having a two-way communication using the features of LM386 amplifier. Intercom – short for intercommunication, is an ...

Easy to use, outstanding sound quality and volume, pairs with multiple Bluetooth devices, IP-67 waterproof and dustproof, reasonably priced. We first started reviewing Bluetooth intercoms for ...

Any landlord managing multiple apartments should understand the importance of installing an apartment intercom system with door release functionality. From helping you monitor who visits to providing ...

February, 2019 – Farmingdale NY. Alpha Communications® today announced that it has released its new AlphaTouch™ multi-family smartphone video-intercom system. AlphaTouch™ is designed to be the low ...

On his blog, [Kenneth Finnegan] recently showed off a replica of a fun toy he used to play with as a kid, a telephone intercom system. The setup is pretty simple, requiring little more than a pair of ...

Forbes contributors publish independent expert analyses and insights. I am an investigative attorney and physical security specialist. Many buildings, including apartment and condo complexes, are ...

Although it can be hard to imagine in today’s semiconductor-powered, digital world, there was electrical technology around ...

The Major League Baseball Network is using Artist digital matrix intercom systems from Riedel Communications in many of its ballparks around the country that are remotely controlled over an IP network ...