The RTL2832U chipset by Realtek, responsible for converting analog signal received by antenna into a digital form, is the same in every RTL-SDR dongle – hence the “RTL” in the name. All dongles use this chipset, irrespective of cost, size, or accessories.
I distinguish generations primarily by tuner chipset, then secondarily by additional characteristics. Exotics not generally available are not discussed.
Thanks to the generosity of members of the ARRL-affiliated Western Washington DX Club (WWDXC) Pia “Papa Pia” Taraeka, E51PT, of Manihiki, North Cook I... Read more
Short video showing how I receive an email sent from gmail over my Ham radio. Read more
“Remote Antenna Tuners” is the topic of the just-released episode of the “ARRL The Doctor is In” podcast. Listen…and learn! Read more
ARRL partner RFinder, the creator of a web and app-based directory of Amateur Radio repeaters worldwide, will supply all data for the 2017-2018 ARRL R... Read more
RFinder has worked with the DMR network Brandmeister to create new usability enhancements. The new dashboard just released includes coverage maps gene... Read more
The PowerGenius XL is a 100% duty cycle, legal limit (1500W ICAS) 1.8-54 MHz RF amplifier intended for both amateur and government use. It incorporat... Read more