3 ms·
You explicitly brought up long distance communication in this thread: > And even a few micro-watts is sufficient to communicate across town. > Many years ago
by simfree 4y ago
You explicitly brought up long distance communication in this thread:
> And even a few micro-watts is sufficient to communicate across town.
> Many years ago the record was "1000 miles per milliwatt" using CW.
- Johnythree 4y agoExcept that both can be true. A few millwats can reach across town, or across the world. The original claim was that "weak signals don't go very far", or some such.