https://twiar.net North America's Premiere Amateur Radio News Magazine Sun, 08 Mar 2026 06:28:21 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 https://twiar.net/wp-content/uploads/2020/05/cropped-twiarlogo512px-32x32.jpg https://twiar.net 32 32 https://twiar.net/2026/03/17/via-hackaday-driving-ws2812bs-with-pure-logic/ Tue, 17 Mar 2026 21:45:37 +0000 https://twiar.net/?p=40075 The WS2812B has become one of the most popular addressable LEDs out there. They’re easy...]]> https://twiar.net/2026/03/08/via-the-rsgb-11-may-gps-locked-oscillators-past-and-present-by-dave-robinson-g4fre/ Sun, 08 Mar 2026 06:28:20 +0000 https://twiar.net/?p=40306 Read more at RSGB.co.uk]]> https://twiar.net/2026/03/06/via-hackaday-restoration-of-antique-clock-with-unique-oscillator/ Fri, 06 Mar 2026 09:45:50 +0000 https://twiar.net/?p=39705 The classic design of a mechanical clock generally consists of a display, a way to...]]> https://twiar.net/2025/08/04/via-hackaday-oscillator-negativity-is-a-good-thing/ Tue, 05 Aug 2025 02:45:42 +0000 https://twiar.net/?p=33633 Many people who get analog electronics still struggle a bit to design oscillators. Even common...]]> https://twiar.net/2025/07/23/via-hackaday-2025-one-hertz-challenge-an-ancient-transistor-counts-the-seconds/ Wed, 23 Jul 2025 20:45:41 +0000 https://twiar.net/?p=33694 If you’ve worked with germanium transistors, you’ll know that many of them have a disappointingly...]]> https://twiar.net/2025/05/23/via-hackaday-five-oddest-op-amp-applications/ https://twiar.net/2025/05/23/via-hackaday-five-oddest-op-amp-applications/#comments Fri, 23 May 2025 23:45:44 +0000 https://twiar.net/?p=31835 You think of op amps as amplifiers because, no kidding, it is right in the...]]> https://twiar.net/2025/05/23/via-hackaday-five-oddest-op-amp-applications/feed/ 1 https://twiar.net/2025/02/23/via-hackaday-a-tiny-tapeout-sdr/ Sun, 23 Feb 2025 19:45:39 +0000 https://twiar.net/?p=28219 The Tiny Tapeout custom ASIC project has been around for a while now, and has...]]> https://twiar.net/2025/02/05/via-hackaday-making-a-mini-am-transmitter-better/ Thu, 06 Feb 2025 03:45:50 +0000 https://twiar.net/?p=27803 The chances are that many of you will have made an FM “bug” style transmitter,...]]> https://twiar.net/2025/01/15/via-hackaday-is-a-cheap-frequency-standard-worth-it/ Thu, 16 Jan 2025 00:45:57 +0000 https://twiar.net/?p=27177 https://twiar.net/2024/11/27/via-hackaday-oscillator-needs-fine-tuning/ Wed, 27 Nov 2024 15:45:41 +0000 https://twiar.net/?p=25279 Since their invention more than a century ago, crystal oscillators have been foundational to electronic...]]> https://twiar.net/2024/07/17/via-hackaday-tiny-transceiver-gets-it-done-with-one-transistor/ Wed, 17 Jul 2024 11:07:00 +0000 https://twiar.net/?p=22064 When we first spotted the article about a one-transistor amateur radio transceiver, we were sure it...]]> https://twiar.net/2024/07/11/via-hackaday-so-much-going-on-in-so-few-components-dissecting-a-microwave-radar-module/ Thu, 11 Jul 2024 22:20:00 +0000 https://twiar.net/?p=21905 In the days before integrated circuits became ubiquitous, providing advanced functionality in a single package,...]]> https://twiar.net/2024/02/24/via-hackaday-no-inductors-needed-for-this-simple-clean-twin-tee-oscillator/ https://twiar.net/2024/02/24/via-hackaday-no-inductors-needed-for-this-simple-clean-twin-tee-oscillator/#comments Sat, 24 Feb 2024 09:07:00 +0000 https://twiar.net/?p=19829 If there’s one thing that amateur radio operators are passionate about, it’s the search for...]]> https://twiar.net/2024/02/24/via-hackaday-no-inductors-needed-for-this-simple-clean-twin-tee-oscillator/feed/ 1 https://twiar.net/2024/01/05/via-hackaday-building-a-gps-receiver-from-the-ground-up/ Fri, 05 Jan 2024 19:32:37 +0000 https://twiar.net/?p=19081 One of the more interesting facets of GPS is that, at least from the receiver’s...]]> https://twiar.net/2023/07/06/via-hackaday-spy-radio-setup-gets-a-tiny-power-supply-for-field-operations/ Fri, 07 Jul 2023 02:07:46 +0000 https://twiar.net/?p=16400 [Helge Fyske (LA6NCA)] may not be an actual spy — then again, he may be;...]]> https://twiar.net/2023/04/24/via-hackaday-tiny-three-tube-receiver-completes-spy-radio-suite/ https://twiar.net/2023/04/24/via-hackaday-tiny-three-tube-receiver-completes-spy-radio-suite/#comments Mon, 24 Apr 2023 23:22:47 +0000 https://twiar.net/?p=15370 In our surface-mount age, it’s easy to be jaded about miniaturization. We pretty much expect...]]> https://twiar.net/2023/04/24/via-hackaday-tiny-three-tube-receiver-completes-spy-radio-suite/feed/ 1 https://twiar.net/2023/01/06/via-hackaday-a-practical-glue-stick-oscillator/ Sat, 07 Jan 2023 04:42:00 +0000 https://twiar.net/?p=13822 A few months ago we brought you some experiments from [Bill Meara, N2CQR], in which...]]> https://twiar.net/2022/07/15/via-hackaday-bringing-some-discipline-to-an-sdr-transmitter/ Fri, 15 Jul 2022 20:23:30 +0000 https://twiar.net/?p=10079 The proliferation of software-defined radio (SDR) technology has been a godsend for RF hobbyists. SDR-based...]]> https://twiar.net/2022/01/14/via-hackaday-work-the-world-on-a-555/ Fri, 14 Jan 2022 21:27:00 +0000 https://twiar.net/?p=7174 Over the years the humble 555 timer has been used in so many unexpected places, but...]]> https://twiar.net/2021/04/21/via-hackaday-a-superheterodyne-receiver-with-a-74xx-twist/ Thu, 22 Apr 2021 03:55:40 +0000 https://twiar.net/?p=3141 In a world with software-defined radios and single-chip receivers, a superheterodyne shortwave radio might not...]]>