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#photodiode — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #photodiode, aggregated by home.social.

  1. Regular Old Diodes Can Be More Photosensitive Than You Think - [Dhananjay Gadre] happened across a useful little trick the other day. Take any ol... - hackaday.com/2025/11/03/regula #signaldiode #photodiode #1n4148 #parts #diode

  2. Regular Old Diodes Can Be More Photosensitive Than You Think - [Dhananjay Gadre] happened across a useful little trick the other day. Take any ol... - hackaday.com/2025/11/03/regula #signaldiode #photodiode #1n4148 #parts #diode

  3. Regular Old Diodes Can Be More Photosensitive Than You Think - [Dhananjay Gadre] happened across a useful little trick the other day. Take any ol... - hackaday.com/2025/11/03/regula #signaldiode #photodiode #1n4148 #parts #diode

  4. Regular Old Diodes Can Be More Photosensitive Than You Think - [Dhananjay Gadre] happened across a useful little trick the other day. Take any ol... - hackaday.com/2025/11/03/regula #signaldiode #photodiode #1n4148 #parts #diode

  5. Regular Old Diodes Can Be More Photosensitive Than You Think - [Dhananjay Gadre] happened across a useful little trick the other day. Take any ol... - hackaday.com/2025/11/03/regula #signaldiode #photodiode #1n4148 #parts #diode

  6. I mounted the #homeassistant #glow temporarily with some tape. I want to test it before building a box for it.
    I didn't need to mess with the #photodiode trimmer, it did match already very well the electric #counter pulses.
    The #esp32 struggled a lot to get wifi signal, we are very far from the access point, with multiple angled stone wall between. It's a miracle it could connect at all! I'll probably mod the #mcu to solder an external, bigger #wifi antenna.
  7. I mounted the #homeassistant #glow temporarily with some tape. I want to test it before building a box for it.
    I didn't need to mess with the #photodiode trimmer, it did match already very well the electric #counter pulses.
    The #esp32 struggled a lot to get wifi signal, we are very far from the access point, with multiple angled stone wall between. It's a miracle it could connect at all! I'll probably mod the #mcu to solder an external, bigger #wifi antenna.
  8. I mounted the #homeassistant #glow temporarily with some tape. I want to test it before building a box for it.
    I didn't need to mess with the #photodiode trimmer, it did match already very well the electric #counter pulses.
    The #esp32 struggled a lot to get wifi signal, we are very far from the access point, with multiple angled stone wall between. It's a miracle it could connect at all! I'll probably mod the #mcu to solder an external, bigger #wifi antenna.
  9. I mounted the #homeassistant #glow temporarily with some tape. I want to test it before building a box for it.
    I didn't need to mess with the #photodiode trimmer, it did match already very well the electric #counter pulses.
    The #esp32 struggled a lot to get wifi signal, we are very far from the access point, with multiple angled stone wall between. It's a miracle it could connect at all! I'll probably mod the #mcu to solder an external, bigger #wifi antenna.
  10. I mounted the #homeassistant #glow temporarily with some tape. I want to test it before building a box for it.
    I didn't need to mess with the #photodiode trimmer, it did match already very well the electric #counter pulses.
    The #esp32 struggled a lot to get wifi signal, we are very far from the access point, with multiple angled stone wall between. It's a miracle it could connect at all! I'll probably mod the #mcu to solder an external, bigger #wifi antenna.
  11. This is it, assembled. The #rgb led should blink blue in case of network error and red when a pulse is detected from the #electricity meter. I already added it to #homeassistant (with the #esphome integration), so now it's just matter of trying it with the counter. I will probably need to adjust the #photodiode sensitivity to avoid false positives.
  12. This is it, assembled. The #rgb led should blink blue in case of network error and red when a pulse is detected from the #electricity meter. I already added it to #homeassistant (with the #esphome integration), so now it's just matter of trying it with the counter. I will probably need to adjust the #photodiode sensitivity to avoid false positives.
  13. This is it, assembled. The #rgb led should blink blue in case of network error and red when a pulse is detected from the #electricity meter. I already added it to #homeassistant (with the #esphome integration), so now it's just matter of trying it with the counter. I will probably need to adjust the #photodiode sensitivity to avoid false positives.
  14. This is it, assembled. The #rgb led should blink blue in case of network error and red when a pulse is detected from the #electricity meter. I already added it to #homeassistant (with the #esphome integration), so now it's just matter of trying it with the counter. I will probably need to adjust the #photodiode sensitivity to avoid false positives.
  15. This is it, assembled. The #rgb led should blink blue in case of network error and red when a pulse is detected from the #electricity meter. I already added it to #homeassistant (with the #esphome integration), so now it's just matter of trying it with the counter. I will probably need to adjust the #photodiode sensitivity to avoid false positives.
  16. The Disappearing Capacitor - As part of a phosphorescence detector, [lcamtuf] has been working with photodiodes... - hackaday.com/2024/12/12/the-di #bootstrapping #photodiode #mischacks #opamps