3 ms·
The only bands you can use uncertified radio equipment on are ISM[1] (with strict limits) and ham radio bands. [1]: https://en.wikipedia.org/wiki/ISM_band http
by lima 8y ago
The only bands you can use uncertified radio equipment on are ISM[1] (with strict limits) and ham radio bands.
[1]: https://en.wikipedia.org/wiki/ISM_band https://en.wikipedia.org/wiki/ISM_band