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February 2026 S M T W T F S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Meta
Tag Archives: ham radio
For Sale: The KN0CK and KF7LZE RTLSDR for HF Rev. 5!
I’m happy to announce that Rev 5 of the KN0CK and KF7LZE RTLSDR for HF is now available for sale in its 5th iteration – now featuring Direct Sampling, while still keeping the familiar wide-band pre-amplifier! On account of the … Continue reading
Posted in Electronics, Gadgets, Hardware, Radio
Tagged direct sampling, easy-kits, ham radio, hf, kf7lze, KN0CK, RTL-SDR, RTLSDR, shortwave, up-converter, Upconverter
1 Comment
KN0CK HF Converter Rev. 4 is Released!
The complete Rev 3 KN0CK HF Converter has sold out and been discontinued. That’s okay, though, because it’s been replaced with the KN0CK RTLSDR for HF Revision 4! This model incorporates a lot of the feedback from the community about the … Continue reading
Posted in DIY, Electronics, Gadgets, Radio, Technology
Tagged 6 meters, 6m, ham radio, hf converter, hf up-converter, hf upconverter, kf7lze, KN0CK, radio, RTLSDR, SDR#, shortwave, up-converter, Upconverter
1 Comment
1953 Hallicrafters 8R40 Repair
This radio came from an electronics recycler, it’s the Hallicrafters 8R40. It looked like it had been stored very well, had all the tubes, the dial strings intact, no rust to speak of and not even very much dust. This … Continue reading
Posted in Electronics, Projects, Radios and Tubes, Vintage
Tagged 8R40, antique radio, communications receiver, Hallicrafters, ham radio, old radio, radio, repair, restoration, shortwave, vacuum tube, vintage radio
6 Comments
Are Kids the Future of Ham Radio?
Bob K0NR has an alternate take on how to keep ham radio alive as many of its practitioners age up: For whatever reason, it seems that most people find themselves in a situation as an adult that causes them to say … Continue reading →