[README] antenna have 75 Ohm impedance

pwarren / rtl-entropy

An entropy generator using SDR peripherals, including rtl-sdr and BladeRF

http://rtl-entropy.org

GNU General Public License v3.0

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Closed nplanel closed 8 years ago

nplanel commented 8 years ago

As RTL-SDR is main function was for demodulating/decoding UHF/VHF Digital TV broadcast, typical antenna impedance is 75 Ohm.