The Best Software Defined Radios (SDRs) for 2020

HackRF One Software Defined Radio

On web page oneSDR you can read interesting articles about SDRs “The Best Software-Defined Radios (SDRs) for 2020”. Maybe can help you to choose a new toy for your lab or shack. “After extensively researching Software-defined Radios (SDR), we think the HackRF is the best product. It covers the most popular frequency range of 10 MHz to 6 GHz which includes everything…

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DUR – GHz – Activity Contest

Dresdener UKW Runde DUR Contest

We are always happy when we can promote amateur radio activities on microwaves. Here we bring a rules for DUR contest, Dresdener UKW Runde: In order to increase the activity on the GHz bands, the Dresdner UKW-Runde in cooperation with the VHF department of the DARC district of Saxony hosts this competition. Date: every third Sunday of a month between…

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Winter QRP Contests

BBT contest Der Bayerischer Bergtag

Don’t miss QRP contests next weekend: Der Bayerische Bergtag  – Winter part: Datum Tag UTC MEZ Band Log 01.02 Samstag  09:00-11:00  10:00-12:00  1.296 GHz  17.02 11:00-13:30 12:00-14:30 2.320 GHz  17.02 11:00-13:30 12:00-14:30 3.400 GHz  17.02 11:00-13:30 12:00-14:30 5.760 GHz  17.02 02.02 Sonntag 09:00-11:00 10:00-12:00 432 MHz  17.02 11:00-13:00 12:00-14:00 144 MHz  17.02 22.02 Samstag 09:00-13:00 10:00-14:00 24 GHz und höher…

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SP6T Wideband RF Switch (5 – 3000 MHz)

Aditya Mukherjee SP6T Wideband RF Switch

Aditya Mukherjee published on hackaday.io a very interesting project of SP6T wideband RFswitch, useable from 5 to 3000MHz. Technical features in short: 5 MHz to 3000 MHz operation Excellent insertion loss and decent isolation performance Compatible with 3.3V logic No DC blocking 2000V HBM ESD Rating on All Ports 3V to 5V operation Low power device (≈100μA current draw) Entire…

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