Tagged Questions

7
votes
3answers
720 views

Using a LED to transmit data

I am curious about the possibilities offered by LEDs to transmit data over a short range (2 or 3 meters), and what maximum data transmission rate can be expected from carefully chosen, but ...
1
vote
2answers
271 views

Cheapest way to do an IR re-transmitter (IR protocol agnostic, dumb device is good enough)

Looking out for ways to retransmit IR, bi-directionally, like this: ...
0
votes
1answer
122 views

Which device amplifies the optical signal in fiber optics?

My teacher ask me one question. How the optical signal or information was transfered in fiber optics communication? Then i explained it and use the word optical amplifier then teacher ask me what is ...