sending data wirelessly?

Thread Starter

Gadersd

Joined Dec 8, 2012
98
I need to send bytes to my remote control drone I am planning on building. How can I make two tranceivers that send numerical data, not sound to each other? I would like to send the data over fm if I could do that easily.
 

Thread Starter

Gadersd

Joined Dec 8, 2012
98
Could I just supply power to an oscillator when a signal is received and use the oscillator to count how long it takes to receive another signal? If the timer is 1, then a one was received and if it was 2, a 0 was received.
 

Thread Starter

Gadersd

Joined Dec 8, 2012
98
How can I detect any radio wave at any frequency? Can I just connect a long antenna to the base of a transistor?
 

MrChips

Joined Oct 2, 2009
30,794
At any frequency, yes. But it would be more effective to have a tuned circuit in order to detect a specific frequency.
 

Thread Starter

Gadersd

Joined Dec 8, 2012
98
What resistor value should I use for the antenna? Would 1 ohm work? Also, how accurate would a lc circuit be at choosing radio waves at a certain frequency?
 
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