According to ARRL (National Association of Amateur Radio), 73 is known as a “friendly word between operators”. Because Ham Radio (also known as Amateur Radio) is wireless, the operators are more than just enthusiasts. At local levels (10+3), they offer vital assistance during disasters. “For instance, it was the Amateur Radio Service which kept New [...]
Countdown to Powers of Ten Day
- 10/10/10 2754 days ago