Leaving a radio transceiver in a parked car is far more stressful for electronics than most users realize. A closed vehicle behaves like an uncontrolled climate chamber: in summer it can easily exceed 70–80 °C (160–175 °F), while in winter it can remain for hours or days at –20 °C (–4 °F) or even lower….

The world of radio communication has witnessed remarkable progress in recent decades, with Software Defined Radio (SDR) standing out as a major innovation reshaping how signals are transmitted, received, and processed. SDR has empowered hobbyists, researchers, military operators, and telecom engineers to explore radio frequencies in unprecedented ways—unlocking new capabilities, efficiencies, and educational opportunities. This…