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/diy/ - Do It Yourself

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>> No.2779964 [View]
File: 116 KB, 1002x1002, 433Mhz tx rx.jpg [View same] [iqdb] [saucenao] [google]
2779964

>>2779954
>Thanks

people have been harping on antennas but i think that's bullshit
i have a dozen pairs of those units and they work just fine with or without the pig-tail antenna
the fact that you need to handle the circuit in a certain way suggests to me that the circuit is not oscillating
but when you touch it, you're adding some capacitance somewhere, which is starting oscillations

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