RTL-SDR V4 TCXO + SMA + Bias-T USB key with R828D tuner
KA7OEI's blog: Using the RTS.SDR dongle (with HF port) as found on
RTL-SDR V3 Review: RF-Vision Superpowers! - OnElectronTech
Receiving IR signals with RTL-SDR dongles, by R. X. Seger
How RTL-SDR dongles work
Software defined radio based receivers using RTL — SDR: A review
RTL-SDR Blog R820T2 RTL2832U 1PPM TCXO SMA Software Defined Radio (Dongle Only)
RTL-SDR dongle case & some design tips for FDM technology - ByTechLab
AIS Decoding with an RTL-SDR Blog v3 Dongle
Dumb question: Do RTL-SDR dongles burn out if nearby signals are strong? : r/RTLSDR