I built an IR communication system . the transmitter controlled by arduino and modulated in 38Khz. the reciever is also controlled by arduino (another one) and demodulting the transmitter signals. everything is great so far. now i want to enlarge the communication range up to 1 kilometer and even fa…

Infrared LED communication question

Paul_B May 15, 2014, 11:57am 5

Hmmm, reminds me of RONJA!

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