[Harrison Sand] just finished a guide on how to use SDR to listen in on Police and Fire radio bands. The project, which results in the crystal clear audio reception heard after the break ...

As you might expect in 2025 it’s a software defined radio (SDR), but to show how powerful the silicon available today is, it’s all implemented on a microcontroller. There’s a Teensy 4 with ...

In this guide, we'll explore the importance of the B2B appointment ... customers before reaching out to them and pitching the company's product or service. The SDR then screens prospects based on a ...