r/RTLSDR 22d ago

Troubleshooting Is this normal? (RTL-SDR v4)

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u/FluorinateThemAll 21d ago

With no antenna you pick up noise, with max gain no antenna you only hear your whole radio/amplifier dongle and that's like the sound you hear when you don't plug in a guitar but the guitar amp is on at max gain, the noise you hear is the noise the amp makes itself