With the emergence of the internet and smartphones, one would think that traditional communication systems are dead. Nowadays, homes with landlines are a rarity. Many prefer video calls or texting or ...

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 ...

The BikerCom (aka Biker Com) intercom and communications system is a relatively new product. It’s a unique hybrid system, combining wired and wireless features to get the job done. It may not satisfy ...