What is RF? A Visual Journey from DC to Daylight
Take a beginner-friendly journey through the electromagnetic spectrum—from direct current (DC) to radio frequencies (RF) and even into visible light.
📚 Prerequisites
To get the most out of this article, you should have:
- Basic understanding of electricity (voltage, current)
- Familiarity with the concept of waves
🎯 What You'll Learn
- Understand where RF fits in the electromagnetic spectrum
- Differentiate DC, audio frequencies, and RF signals
- Recognize real-world applications of RF
- Visualize how RF waves propagate through space


