#2025hackadayonehertzchallenge — Public Fediverse posts

2025 One Hertz Challenge: Atomic Decay Clock is Accurate But Not Precise - At this point, atomic clocks are old news. They’ve been quietly keeping our world ... - https://hackaday.com/2025/08/19/2025-one-hertz-challenge-atomic-decay-clock-is-accurate-but-not-precise/ #2025hackadayonehertzchallenge #radioactivedecay #geiger-muller #atomicclock #radioactive #clockhacks #geigertube #contests

2025 One Hertz Challenge: Atomic Decay Clock is Accurate But Not Precise - At this point, atomic clocks are old news. They’ve been quietly keeping our world ... - https://hackaday.com/2025/08/19/2025-one-hertz-challenge-atomic-decay-clock-is-accurate-but-not-precise/ #2025hackadayonehertzchallenge #radioactivedecay #geiger-muller #atomicclock #radioactive #clockhacks #geigertube #contests

2025 One Hertz Challenge: Atomic Decay Clock is Accurate But Not Precise - At this point, atomic clocks are old news. They’ve been quietly keeping our world ... - https://hackaday.com/2025/08/19/2025-one-hertz-challenge-atomic-decay-clock-is-accurate-but-not-precise/ #2025hackadayonehertzchallenge #radioactivedecay #geiger-muller #atomicclock #radioactive #clockhacks #geigertube #contests

2025 One Hertz Challenge: Atomic Decay Clock is Accurate But Not Precise - At this point, atomic clocks are old news. They’ve been quietly keeping our world ... - https://hackaday.com/2025/08/19/2025-one-hertz-challenge-atomic-decay-clock-is-accurate-but-not-precise/ #2025hackadayonehertzchallenge #radioactivedecay #geiger-muller #atomicclock #radioactive #clockhacks #geigertube #contests

2025 One Hertz Challenge: Atomic Decay Clock is Accurate But Not Precise - At this point, atomic clocks are old news. They’ve been quietly keeping our world ... - https://hackaday.com/2025/08/19/2025-one-hertz-challenge-atomic-decay-clock-is-accurate-but-not-precise/ #2025hackadayonehertzchallenge #radioactivedecay #geiger-muller #atomicclock #radioactive #clockhacks #geigertube #contests

2025 One Hertz Challenge: Atomic Decay Clock is Accurate But Not Precise https://hackaday.com/2025/08/19/2025-one-hertz-challenge-atomic-decay-clock-is-accurate-but-not-precise/ #2025HackadayOneHertzChallenge #radioactivedecay #geiger-muller #atomicclock #radioactive #clockhacks #Geigertube #contests

2025 One Hertz Challenge: Atomic Decay Clock is Accurate But Not Precise https://hackaday.com/2025/08/19/2025-one-hertz-challenge-atomic-decay-clock-is-accurate-but-not-precise/ #2025HackadayOneHertzChallenge #radioactivedecay #geiger-muller #atomicclock #radioactive #clockhacks #Geigertube #contests

2025 One Hertz Challenge: Atomic Decay Clock is Accurate But Not Precise https://hackaday.com/2025/08/19/2025-one-hertz-challenge-atomic-decay-clock-is-accurate-but-not-precise/ #2025HackadayOneHertzChallenge #radioactivedecay #geiger-muller #atomicclock #radioactive #clockhacks #Geigertube #contests

2025 One Hertz Challenge: Atomic Decay Clock is Accurate But Not Precise https://hackaday.com/2025/08/19/2025-one-hertz-challenge-atomic-decay-clock-is-accurate-but-not-precise/ #2025HackadayOneHertzChallenge #radioactivedecay #geiger-muller #atomicclock #radioactive #clockhacks #Geigertube #contests

2025 One Hertz Challenge: Timekeeping at One Becquerel https://hackaday.com/2025/08/18/2025-one-hertz-challenge-timekeeping-at-one-becquerel/ #2025HackadayOneHertzChallenge #gammarayspectroscopy #americium-241 #Vetinariclock #scintillator #clockhacks #contests

2025 One Hertz Challenge: Timekeeping at One Becquerel https://hackaday.com/2025/08/18/2025-one-hertz-challenge-timekeeping-at-one-becquerel/ #2025HackadayOneHertzChallenge #gammarayspectroscopy #americium-241 #Vetinariclock #scintillator #clockhacks #contests

2025 One Hertz Challenge: Timekeeping at One Becquerel https://hackaday.com/2025/08/18/2025-one-hertz-challenge-timekeeping-at-one-becquerel/ #2025HackadayOneHertzChallenge #gammarayspectroscopy #americium-241 #Vetinariclock #scintillator #clockhacks #contests

2025 One Hertz Challenge: Timekeeping at One Becquerel https://hackaday.com/2025/08/18/2025-one-hertz-challenge-timekeeping-at-one-becquerel/ #2025HackadayOneHertzChallenge #gammarayspectroscopy #americium-241 #Vetinariclock #scintillator #clockhacks #contests

2025 One Hertz Challenge: Timekeeping at One Becquerel - The Becquerel (Bq) is an SI unit of radioactivity: one becquerel is equivalent to ... - https://hackaday.com/2025/08/18/2025-one-hertz-challenge-timekeeping-at-one-becquerel/ #2025hackadayonehertzchallenge #gammarayspectroscopy #americium-241 #vetinariclock #scintillator #clockhacks #contests

2025 One Hertz Challenge: Timekeeping at One Becquerel - The Becquerel (Bq) is an SI unit of radioactivity: one becquerel is equivalent to ... - https://hackaday.com/2025/08/18/2025-one-hertz-challenge-timekeeping-at-one-becquerel/ #2025hackadayonehertzchallenge #gammarayspectroscopy #americium-241 #vetinariclock #scintillator #clockhacks #contests

2025 One Hertz Challenge: Timekeeping at One Becquerel - The Becquerel (Bq) is an SI unit of radioactivity: one becquerel is equivalent to ... - https://hackaday.com/2025/08/18/2025-one-hertz-challenge-timekeeping-at-one-becquerel/ #2025hackadayonehertzchallenge #gammarayspectroscopy #americium-241 #vetinariclock #scintillator #clockhacks #contests

2025 One Hertz Challenge: Timekeeping at One Becquerel - The Becquerel (Bq) is an SI unit of radioactivity: one becquerel is equivalent to ... - https://hackaday.com/2025/08/18/2025-one-hertz-challenge-timekeeping-at-one-becquerel/ #2025hackadayonehertzchallenge #gammarayspectroscopy #americium-241 #vetinariclock #scintillator #clockhacks #contests

2025 One Hertz Challenge: Timekeeping at One Becquerel - The Becquerel (Bq) is an SI unit of radioactivity: one becquerel is equivalent to ... - https://hackaday.com/2025/08/18/2025-one-hertz-challenge-timekeeping-at-one-becquerel/ #2025hackadayonehertzchallenge #gammarayspectroscopy #americium-241 #vetinariclock #scintillator #clockhacks #contests

2025 One Hertz Challenge: A Flaming Oscillator and a New Take on the Candle Clock https://hackaday.com/2025/08/17/2025-one-hertz-challenge-a-flaming-oscillator-and-a-new-take-on-the-candle-clock/ #2025HackadayOneHertzChallenge #capacitancesensor #candleflicker #oscillator #contests #CH32V003 #candle

2025 One Hertz Challenge: A Flaming Oscillator and a New Take on the Candle Clock https://hackaday.com/2025/08/17/2025-one-hertz-challenge-a-flaming-oscillator-and-a-new-take-on-the-candle-clock/ #2025HackadayOneHertzChallenge #capacitancesensor #candleflicker #oscillator #contests #CH32V003 #candle

2025 One Hertz Challenge: A Flaming Oscillator and a New Take on the Candle Clock - Candle clocks were once an easy way to build a clock without using complex mechan... - https://hackaday.com/2025/08/17/2025-one-hertz-challenge-a-flaming-oscillator-and-a-new-take-on-the-candle-clock/ #2025hackadayonehertzchallenge #capacitancesensor #candleflicker #oscillator #contests #ch32v003 #candle

2025 One Hertz Challenge: A Flaming Oscillator and a New Take on the Candle Clock - Candle clocks were once an easy way to build a clock without using complex mechan... - https://hackaday.com/2025/08/17/2025-one-hertz-challenge-a-flaming-oscillator-and-a-new-take-on-the-candle-clock/ #2025hackadayonehertzchallenge #capacitancesensor #candleflicker #oscillator #contests #ch32v003 #candle

2025 One Hertz Challenge: STM32 Blinks In Under 50 Bytes https://hackaday.com/2025/08/16/2025-one-hertz-challenge-stm32-blinks-in-under-50-bytes/ #2025HackadayOneHertzChallenge #Microcontrollers #STM32F4 #stm32

2025 One Hertz Challenge: STM32 Blinks In Under 50 Bytes https://hackaday.com/2025/08/16/2025-one-hertz-challenge-stm32-blinks-in-under-50-bytes/ #2025HackadayOneHertzChallenge #Microcontrollers #STM32F4 #stm32

2025 One Hertz Challenge: STM32 Blinks In Under 50 Bytes https://hackaday.com/2025/08/16/2025-one-hertz-challenge-stm32-blinks-in-under-50-bytes/ #2025HackadayOneHertzChallenge #Microcontrollers #STM32F4 #stm32

2025 One Hertz Challenge: STM32 Blinks In Under 50 Bytes https://hackaday.com/2025/08/16/2025-one-hertz-challenge-stm32-blinks-in-under-50-bytes/ #2025HackadayOneHertzChallenge #Microcontrollers #STM32F4 #stm32

2025 One Hertz Challenge: STM32 Blinks In Under 50 Bytes - Many of us have run a Blink program on a microcontroller before. It’s effectively ... - https://hackaday.com/2025/08/16/2025-one-hertz-challenge-stm32-blinks-in-under-50-bytes/ #2025hackadayonehertzchallenge #microcontrollers #stm32f4 #stm32

2025 One Hertz Challenge: STM32 Blinks In Under 50 Bytes - Many of us have run a Blink program on a microcontroller before. It’s effectively ... - https://hackaday.com/2025/08/16/2025-one-hertz-challenge-stm32-blinks-in-under-50-bytes/ #2025hackadayonehertzchallenge #microcontrollers #stm32f4 #stm32

2025 One Hertz Challenge: STM32 Blinks In Under 50 Bytes - Many of us have run a Blink program on a microcontroller before. It’s effectively ... - https://hackaday.com/2025/08/16/2025-one-hertz-challenge-stm32-blinks-in-under-50-bytes/ #2025hackadayonehertzchallenge #microcontrollers #stm32f4 #stm32

2025 One Hertz Challenge: STM32 Blinks In Under 50 Bytes - Many of us have run a Blink program on a microcontroller before. It’s effectively ... - https://hackaday.com/2025/08/16/2025-one-hertz-challenge-stm32-blinks-in-under-50-bytes/ #2025hackadayonehertzchallenge #microcontrollers #stm32f4 #stm32

2025 One Hertz Challenge: STM32 Blinks In Under 50 Bytes - Many of us have run a Blink program on a microcontroller before. It’s effectively ... - https://hackaday.com/2025/08/16/2025-one-hertz-challenge-stm32-blinks-in-under-50-bytes/ #2025hackadayonehertzchallenge #microcontrollers #stm32f4 #stm32

2025 One Hertz Challenge: An Arduino-Based Heart Rate Sensor https://hackaday.com/2025/08/15/2025-one-hertz-challenge-an-arduino-based-heart-rate-sensor/ #2025HackadayOneHertzChallenge #heartratesensor #pulseoximeter #Pulseoximetry #heartrate #contests

2025 One Hertz Challenge: An Arduino-Based Heart Rate Sensor https://hackaday.com/2025/08/15/2025-one-hertz-challenge-an-arduino-based-heart-rate-sensor/ #2025HackadayOneHertzChallenge #heartratesensor #pulseoximeter #Pulseoximetry #heartrate #contests

2025 One Hertz Challenge: An Arduino-Based Heart Rate Sensor https://hackaday.com/2025/08/15/2025-one-hertz-challenge-an-arduino-based-heart-rate-sensor/ #2025HackadayOneHertzChallenge #heartratesensor #pulseoximeter #Pulseoximetry #heartrate #contests

2025 One Hertz Challenge: An Arduino-Based Heart Rate Sensor https://hackaday.com/2025/08/15/2025-one-hertz-challenge-an-arduino-based-heart-rate-sensor/ #2025HackadayOneHertzChallenge #heartratesensor #pulseoximeter #Pulseoximetry #heartrate #contests

2025 One Hertz Challenge: An Arduino-Based Heart Rate Sensor - How fast does your heart beat? It’s a tough question to answer, because our heart ... - https://hackaday.com/2025/08/15/2025-one-hertz-challenge-an-arduino-based-heart-rate-sensor/ #2025hackadayonehertzchallenge #heartratesensor #pulseoximeter #pulseoximetry #heartrate #contests

2025 One Hertz Challenge: An Arduino-Based Heart Rate Sensor - How fast does your heart beat? It’s a tough question to answer, because our heart ... - https://hackaday.com/2025/08/15/2025-one-hertz-challenge-an-arduino-based-heart-rate-sensor/ #2025hackadayonehertzchallenge #heartratesensor #pulseoximeter #pulseoximetry #heartrate #contests

2025 One Hertz Challenge: An Arduino-Based Heart Rate Sensor - How fast does your heart beat? It’s a tough question to answer, because our heart ... - https://hackaday.com/2025/08/15/2025-one-hertz-challenge-an-arduino-based-heart-rate-sensor/ #2025hackadayonehertzchallenge #heartratesensor #pulseoximeter #pulseoximetry #heartrate #contests

2025 One Hertz Challenge: An Arduino-Based Heart Rate Sensor - How fast does your heart beat? It’s a tough question to answer, because our heart ... - https://hackaday.com/2025/08/15/2025-one-hertz-challenge-an-arduino-based-heart-rate-sensor/ #2025hackadayonehertzchallenge #heartratesensor #pulseoximeter #pulseoximetry #heartrate #contests

2025 One Hertz Challenge: An Arduino-Based Heart Rate Sensor - How fast does your heart beat? It’s a tough question to answer, because our heart ... - https://hackaday.com/2025/08/15/2025-one-hertz-challenge-an-arduino-based-heart-rate-sensor/ #2025hackadayonehertzchallenge #heartratesensor #pulseoximeter #pulseoximetry #heartrate #contests

2025 One Hertz Challenge: A Game Of Life https://hackaday.com/2025/08/13/2025-one-hertz-challenge-a-game-of-life/ #2025HackadayOneHertzChallenge #conwaysgameoflife #gameoflife #contests #attiny85 #conway

2025 One Hertz Challenge: A Game Of Life https://hackaday.com/2025/08/13/2025-one-hertz-challenge-a-game-of-life/ #2025HackadayOneHertzChallenge #conwaysgameoflife #gameoflife #contests #attiny85 #conway

2025 One Hertz Challenge: A Game Of Life https://hackaday.com/2025/08/13/2025-one-hertz-challenge-a-game-of-life/ #2025HackadayOneHertzChallenge #conwaysgameoflife #gameoflife #contests #attiny85 #conway

2025 One Hertz Challenge: A Game Of Life https://hackaday.com/2025/08/13/2025-one-hertz-challenge-a-game-of-life/ #2025HackadayOneHertzChallenge #conwaysgameoflife #gameoflife #contests #attiny85 #conway

2025 One Hertz Challenge: A Game Of Life - The 2025 One Hertz Challenge asks you to build a project that does something once ... - https://hackaday.com/2025/08/13/2025-one-hertz-challenge-a-game-of-life/ #2025hackadayonehertzchallenge #conwaysgameoflife #gameoflife #contests #attiny85 #conway

2025 One Hertz Challenge: A Game Of Life - The 2025 One Hertz Challenge asks you to build a project that does something once ... - https://hackaday.com/2025/08/13/2025-one-hertz-challenge-a-game-of-life/ #2025hackadayonehertzchallenge #conwaysgameoflife #gameoflife #contests #attiny85 #conway

2025 One Hertz Challenge: A Game Of Life - The 2025 One Hertz Challenge asks you to build a project that does something once ... - https://hackaday.com/2025/08/13/2025-one-hertz-challenge-a-game-of-life/ #2025hackadayonehertzchallenge #conwaysgameoflife #gameoflife #contests #attiny85 #conway

2025 One Hertz Challenge: A Game Of Life - The 2025 One Hertz Challenge asks you to build a project that does something once ... - https://hackaday.com/2025/08/13/2025-one-hertz-challenge-a-game-of-life/ #2025hackadayonehertzchallenge #conwaysgameoflife #gameoflife #contests #attiny85 #conway

2025 One Hertz Challenge: A Game Of Life - The 2025 One Hertz Challenge asks you to build a project that does something once ... - https://hackaday.com/2025/08/13/2025-one-hertz-challenge-a-game-of-life/ #2025hackadayonehertzchallenge #conwaysgameoflife #gameoflife #contests #attiny85 #conway

2025 One Hertz Challenge: Abstract Aircraft Sculpture Based On Lighting Regulations - The 2025 One Hertz Challenge is really heating up with all kinds of projects that ... - https://hackaday.com/2025/08/12/2025-one-hertz-challenge-abstract-aircraft-sculpture-based-on-lighting-regulations/ #2025hackadayonehertzchallenge #contests #ledhacks #attiny85 #coincell #led