DiSEqC

Check out these RTL-SDR images:

DiSEqC

Image by Travis Goodspeed
I’ve wired an RTL-SDR dongle into my Ku-band satellite dish. This is what it looks like when the LNBO is turned on and off through DiSEqC

RTLSDR Spectrum — On Target

Image by Travis Goodspeed
Spectral prints from my Ku band dish through an RTL SDR dongle. Be sure to remove the protection diode or the magic smoke will remove it for you.

RTLSDR Spectrum — On Target

Image by Travis Goodspeed
Spectral prints from my Ku band dish through an RTL SDR dongle. Be sure to remove the protection diode or the magic smoke will remove it for you.