Does wireless communications like wifi, where different clients get different data, use different frequencies for each client? Or do they use the same frequency, but with time-divison multiplexing and encryption, so that no client can understand what was meant for another client?
closed as off-topic by Phil Frost - W8II, Kevin Reid AG6YO♦, WPrecht, PearsonArtPhoto Jun 15 '15 at 12:14
This question appears to be off-topic. The users who voted to close gave this specific reason:
- "This question is not about amateur radio or the technology of radio, within the scope defined in the help center." – Phil Frost - W8II, Kevin Reid AG6YO, WPrecht, PearsonArtPhoto