ESPHome firmware for ESP32 with GGreg20_V3 — solution to the problem with the pulse counterAt the end of December 2024, our user from Germany found that the pulse counter (pulse_counter component) in the example YAML code for…Jan 4Jan 4
Application note on the use of the high-voltage converter DCDC_3V3_400V_V1 as a power supply for…The DCDC_3V3_400V_V1 module is a high voltage source for powering a wide range of Geiger-Muller tubes with different anode-cathode voltage…Oct 21, 2024Oct 21, 2024
Technical note on initial diagnostics of the GGreg20_V3 Geiger counter with J305 tubeBefore you beginOct 21, 2024Oct 21, 2024
Mention of GGreg20_V3 in the book Educational and Amateur Geiger Counter Experiments by Francesco…Our site and the GGreg20_V3 DIY Geiger counter product are referenced by the author of the book Francesco Riggi, published by Springer in…May 12, 2024May 12, 2024
Etsy Star Seller status for two months in a rowWe have good news! We are an Etsy Star Seller again! For the second month in a row, our Etsy shop has received a Star Seller badge.May 2, 2024May 2, 2024
Geiger tube conversion factor: differences between the coefficient for source radiation power and…We have previously written about how to calculate the coefficients for the SBM20 tube and the J305, tube that come with our Geiger counter…Mar 24, 2024Mar 24, 2024
Geiger tube J305: How to calculate the conversion factor of CPM to μSv/h. Technical noteWe have already made a similar publication for the SBM20 Geiger tube. This time we bring to your attention an article dedicated to the…Jan 8, 2024Jan 8, 2024
LM75 thermometer: connection to ESP12.OLED_V1 in ESPHomeEveryone who is involved in DIY IoT projects is familiar with the LM75 temperature sensor. Termometer LM75 — it is a cheap and convenient…Jan 7, 2024Jan 7, 2024
About changes in ESPHome configuration validation — Pin Reuse validationRecently, the ESPHome firmware has been changed to prevent the same controller I/O ports from being reused to create different entities.Jan 5, 2024Jan 5, 2024
GGreg20_ES Price ReducedWe have significantly reduced the price of GGreg20_ES Epoxy Souvenir for GeeksDec 20, 2023Dec 20, 2023