.Stack

1. share
   01

   Dimensions of the Geiger-Muller tube holder on the GGreg20_V3 Geiger counter PCB (iot-devices.com.ua)

   1 point • IoT-devices, LLC • 08/15/2026 at 16:11 • 0 comments
2. share
   02

   Official Fritzing part for the GGreg20_V3 Geiger counter module (iot-devices.com.ua)

   1 point • IoT-devices, LLC • 08/15/2026 at 16:09 • 0 comments
3. share
   03

   J305, SBM-20, and LND712 Tubes (Part 2): Geometry Physics, Dead Time Calculation, and Myth Analysis (iot-devices.com.ua)

   2 points • IoT-devices, LLC • 08/15/2026 at 16:08 • 0 comments
4. ask
   04

   Two-signal common mode spike suppression for scope

   0 point • John Duffy • 06/28/2026 at 18:42 • 1 comment
5. 05

   ApexNub working prototype: pocket-sized multi-function controller (hackaday.io)

   1 point • JackyYuen • 06/05/2026 at 18:45 • 0 comments
6. 06

   Remote Fermenter Monitoring (www.thingiverse.com)

   1 point • Rob Ward • 05/30/2026 at 05:09 • 0 comments
7. share
   07

   Simulate a S-100 blinkenlights rig (grantmestrength.github.io)

   3 points • Ken Yap • 05/12/2026 at 08:55 • 0 comments
8. share
   08

   Pulsed offset gyroscope: 15.5 N bias from a home workshop (www.indigo-nx.com)

   -1 point • Gavin169 • 05/09/2026 at 16:31 • 0 comments
9. ask
   09

   Anybody know more about these "programmable time modules"?

   1 point • Ken Yap • 05/04/2026 at 12:44 • 0 comments
10. ask
    010

    Can we achieve high-payload thermal lift without fossil fuels or Helium?

    1 point • Michele Lorenzi • 04/29/2026 at 16:52 • 0 comments
11. ask
    011

    Anyone know if it's legal to build the AERIS-10 PLFM RADAR in Taiwan?

    1 point • Emilamlom • 04/21/2026 at 09:55 • 1 comment
12. 012

    CM1K Neural Net Chip

    1 point • M. Bindhammer • 03/04/2026 at 17:50 • 0 comments
13. share
    013

    Coding in C for the PIC10F202 chip (hackaday.io)

    0 point • Robert Gawron • 03/01/2026 at 17:53 • 0 comments
14. ask
    014

    DIY LifePO4 UPS (github.com)

    -1 point • Bill Collis • 02/27/2026 at 02:38 • 0 comments
15. share
    015

    Running a GPT-2 AI in Kernel Mode (hackaday.io)

    -6 points • Ethan Zhang • 02/21/2026 at 10:19 • 0 comments
16. share
    016

    How I Made a Basic Terminal in an Arduino with a TFT Display (hackaday.io)

    0 point • Bolan Xu • 02/14/2026 at 03:53 • 0 comments
17. share
    017

    Simple CPU built by an 5th grader (hackaday.io)

    4 points • Bohan Xu • 02/08/2026 at 14:14 • 0 comments
18. news
    018

    RIP @monsonite (retrocomputingforum.com)

    2 points • Ken Yap • 01/29/2026 at 09:13 • 1 comment
19. news
    019

    POOM: ESP32-C5 Hacking, Gaming & Maker Tool (hackaday.io)

    0 point • Michelle Mendez • 01/27/2026 at 21:56 • 0 comments
20. share
    020

    Fan of open source? Have you seen Open Source Silicon? Check out the Open Intel 4004 Project! (hackaday.io)

    2 points • Jeremy King • 01/26/2026 at 21:03 • 0 comments
21. 021

    Advice for raspberry pi (basic)

    1 point • Nick • 12/17/2025 at 07:00 • 3 comments
22. 022

    Need help with ESP32 BLE interface

    2 points • Peter Walsh • 10/09/2025 at 20:54 • 2 comments
23. news
    023

    Open Source USB-C Power Supply – up to 100W (coming soon on Crowd Supply!) (www.crowdsupply.com)

    1 point • EEEngineer4Ever • 10/06/2025 at 17:47 • 0 comments
24. share
    024

    Open RF signal Generator project up to 22.6Ghz (www.crowdsupply.com)

    -1 point • EEEngineer4Ever • 10/02/2025 at 21:30 • 0 comments
25. share
    025

    Rapid Prototyping Kit for Your Next-Gen IoT Devices powered by the nRF54L15 Multiprotocol SoC (github.com)

    0 point • makerdiary • 09/16/2025 at 07:50 • 0 comments
26. share
    026

    Enough of the billionaires and their big tech. ‘Frugal tech’ will build us all a better world (www.theguardian.com)

    0 point • Ken Yap • 08/02/2025 at 07:22 • 0 comments
27. news
    027

    New members and creator status

    0 point • Richard Hogben • 07/09/2025 at 19:55 • 0 comments
28. news
    028

    LLM on a C64 (github.com)

    -1 point • Maciej Witkowiak • 04/27/2025 at 20:13 • 0 comments
29. 029

    Testing of energy consumption by Geiger counter GGreg20_V3 (iot-devices.com.ua)

    1 point • IoT-devices, LLC • 03/04/2025 at 18:59 • 0 comments
30. 030

    Using LLMs and AST (abstract syntax trees) for merging LLM generated snippets in to excising code files with out damaging the original file. (aicoderproject.com)

    -2 points • mmiscool • 01/15/2025 at 00:51 • 0 comments
31. share
    031

    An on-line editor for the RP2350/RP2040 firmware. (flashmypico.com)

    1 point • rsst • 01/13/2025 at 15:09 • 2 comments
32. ask
    032

    cheap and hacker friendly plug and cable system

    0 point • draufunddran • 01/02/2025 at 10:11 • 7 comments
33. 033

    Chaining delayed functions with parameters on Arduino - test on simulator (wokwi.com) (wokwi.com)

    0 point • Aleksei Tertychnyi • 12/02/2024 at 15:38 • 0 comments
34. ask
    034

    Can anyone recommend very strong EMF-generating appliances or devices?

    -2 points • Côme Pasteau • 11/27/2024 at 05:48 • 2 comments
35. 035

    Analog Wi-Fi clock? (ae-pic-a1.aliexpress-media.com)

    0 point • Dominik Hoffmann • 11/22/2024 at 19:15 • 3 comments
36. ask
    036

    Sourcing better click bar keyswitches

    2 points • David H. Bronke • 11/06/2024 at 13:34 • 0 comments
37. ask
    037

    How do you go about buying BOMs from Digi-Key?

    -1 point • Che • 10/16/2024 at 21:41 • 0 comments
38. share
    038

    Delayed functions with parameters on Arduino running in simulator (wokwi.com)

    -1 point • Aleksei Tertychnyi • 09/30/2024 at 13:59 • 1 comment
39. ask
    039

    UWB system

    -1 point • ASReb • 09/17/2024 at 12:31 • 3 comments
40. share
    040

    Building a light travelling clock (www.youtube.com)

    1 point • M. Bindhammer • 09/10/2024 at 16:48 • 1 comment
41. ask
    041

    Wacom Stylus R-E?

    -1 point • RunnerPack • 09/08/2024 at 00:33 • 5 comments
42. share
    042

    Building a galvanically isolated memristor emulator (www.youtube.com)

    -1 point • M. Bindhammer • 08/31/2024 at 15:59 • 0 comments
43. 043

    Synth/noisemaker breadboarders: What is your favorite type of oscillator to breadboard?

    0 point • Nat Page • 08/05/2024 at 09:34 • 3 comments
44. share
    044

    Building a Geiger counter and testing different free available radioactive materials (www.youtube.com)

    -3 points • M. Bindhammer • 07/20/2024 at 09:55 • 0 comments
45. 045

    MY TECHNOLOGY PROGRAMMING (www.google.com)

    -2 points • ekstuhsee1 • 07/18/2024 at 06:53 • 2 comments
46. ask
    046

    Do virtual/dummy SDR sources exist?

    -3 points • svofski • 07/17/2024 at 00:23 • 3 comments
47. ask
    047

    IoT Stopwatch Project for Athletes

    -3 points • Omkar Thorat • 07/15/2024 at 03:18 • 2 comments
48. share
    048

    The moment the PMOS switch is turned on, the inrush current is too large and the PMOS burns out... (www.youtube.com)

    -2 points • MOSFET • 07/02/2024 at 01:26 • 3 comments
49. share
    049

    Building a Sputnik automaton (www.youtube.com)

    -2 points • M. Bindhammer • 06/30/2024 at 13:19 • 0 comments
50. ask
    050

    New to hardware hacking & hacking a DVD player, need some guidance.

    -1 point • Phoenix • 06/20/2024 at 21:52 • 7 comments
51. ask
    051

    Need help finding odd shaped LED panel?

    0 point • Mia • 05/28/2024 at 03:17 • 2 comments
52. ask
    052

    Micro tractor based on ebike/pedelec

    -1 point • Jens92 • 05/28/2024 at 01:29 • 3 comments
53. ask
    053

    Do we really need another tool for reading datasheets?

    -2 points • Che • 05/17/2024 at 22:25 • 16 comments
54. ask
    054

    How to reset wESP32 board.

    -1 point • tunikinc • 05/12/2024 at 22:27 • 3 comments
55. share
    055

    Building a desktop record and play robot arm (www.youtube.com)

    0 point • M. Bindhammer • 05/10/2024 at 08:27 • 0 comments
56. ask
    056

    Inventory software?

    0 point • Dylan Brophy • 05/09/2024 at 21:54 • 11 comments
57. share
    057

    Building a replica of Tesla's radio-controlled boat (www.youtube.com)

    -1 point • M. Bindhammer • 04/21/2024 at 09:31 • 0 comments
58. 058

    Walter LTE-M, NB-IoT, GNSS, WiFi, BLE module is finally live on Crowd Supply (www.crowdsupply.com)

    -2 points • Daan Pape • 03/24/2024 at 20:58 • 1 comment
59. 059

    es200 b electric scooter

    -3 points • raymond noland • 03/19/2024 at 15:40 • 2 comments
60. ask
    060

    What is a 1X012 device?

    -1 point • c p • 03/17/2024 at 12:30 • 5 comments
61. share
    061

    Building a laser gun with automatic focal point adjustment - Part 2 (www.youtube.com)

    -2 points • M. Bindhammer • 03/16/2024 at 16:56 • 0 comments
62. 062

    Building an underwater humanoid robot - Part 1: Pressure hull (www.youtube.com)

    -2 points • M. Bindhammer • 03/12/2024 at 11:01 • 0 comments
63. share
    063

    Building a laser gun with automatic focal point adjustment - Part 1 (www.youtube.com)

    -2 points • M. Bindhammer • 02/26/2024 at 18:54 • 0 comments
64. ask
    064

    Adding images in project logs not working anymore

    -2 points • adam.klotblixt • 02/25/2024 at 08:19 • 5 comments
65. ask
    065

    Wall-Mounted Arcade Concept: From Idea to Reality (hackaday.io)

    -2 points • Nikola Secerovski • 02/17/2024 at 18:35 • 0 comments
66. share
    066

    Laser gun study (www.youtube.com)

    -1 point • M. Bindhammer • 02/17/2024 at 14:17 • 0 comments
67. share
    067

    Unpacking the Silver Play Button and testing for nickel (www.youtube.com)

    -1 point • M. Bindhammer • 02/09/2024 at 17:29 • 0 comments
68. ask
    068

    First project guidance

    0 point • r.m • 02/03/2024 at 05:23 • 4 comments
69. share
    069

    Building a retractable laser light saber (www.youtube.com)

    1 point • M. Bindhammer • 02/02/2024 at 15:48 • 2 comments
70. share
    070

    Building a photochromic molecular switch (www.youtube.com)

    -1 point • M. Bindhammer • 01/21/2024 at 17:07 • 0 comments
71. share
    071

    Building a high power Spiderman web shooter - Part 1 (www.youtube.com)

    -2 points • M. Bindhammer • 01/18/2024 at 22:02 • 1 comment
72. share
    072

    Making azobenzene, a photoswitchable chemical compound (www.youtube.com)

    -2 points • M. Bindhammer • 01/16/2024 at 22:23 • 0 comments
73. news
    073

    Changes in ESPHome configuration validation – Pin Reuse validation (hackaday.io)

    -2 points • IoT-devices, LLC • 01/05/2024 at 17:02 • 0 comments
74. share
    074

    Two experiments with glucose oxidase - towards an open source glucose test strip (www.youtube.com)

    -1 point • M. Bindhammer • 01/04/2024 at 14:50 • 3 comments
75. news
    075

    Geek Gift GGreg20_ES Epoxy Souvenir Price Reduced (hackaday.io)

    -1 point • IoT-devices, LLC • 12/22/2023 at 08:29 • 1 comment
76. share
    076

    TAST-E, the robot with a sense of taste and smell - Part 2 (www.youtube.com)

    1 point • M. Bindhammer • 12/20/2023 at 18:22 • 1 comment
77. share
    077

    Making an old medicine against Syphilis (mercury(II) chloride) (www.youtube.com)

    -2 points • M. Bindhammer • 12/13/2023 at 17:49 • 0 comments
78. ask
    078

    Hidden Opcode

    -1 point • Quipted • 12/11/2023 at 19:44 • 2 comments
79. share
    079

    TAST-E, the robot with a sense of taste and smell - Part 1 (www.youtube.com)

    0 point • M. Bindhammer • 12/02/2023 at 11:39 • 0 comments
80. share
    080

    Extracting piperine from black pepper (www.youtube.com)

    -1 point • M. Bindhammer • 11/27/2023 at 19:43 • 1 comment
81. news
    081

    Cyber Monday 24.11 - 30.11 2023! (iot-devices.com.ua)

    -2 points • IoT-devices, LLC • 11/23/2023 at 19:27 • 0 comments
82. news
    082

    SBM20 GM-tubes are still available on our Etsy to order with GGreg20_V3 (hackaday.io)

    -2 points • IoT-devices, LLC • 11/19/2023 at 09:43 • 2 comments
83. ask
    083

    Help save a 15 year old video wall from Landfill!

    -2 points • gavspav • 11/15/2023 at 11:06 • 3 comments
84. share
    084

    Growing tin tree (www.youtube.com)

    -1 point • M. Bindhammer • 11/10/2023 at 19:41 • 0 comments
85. share
    085

    Reverse Engineer Pre-lit Christmas Tree Protocol (hackaday.io)

    -1 point • Samuel Comeau • 11/08/2023 at 01:30 • 2 comments
86. news
    086

    GGreg20_V3 Geiger counter module is also on Etsy store (hackaday.io)

    -2 points • IoT-devices, LLC • 11/06/2023 at 22:00 • 2 comments
87. share
    087

    Pharaoh's Serpent (Mercury free) (www.youtube.com)

    -1 point • M. Bindhammer • 11/05/2023 at 11:28 • 1 comment
88. news
    088

    Two charitable initiatives together with the IoT-devices team - Souvenir Geiger counter (hackaday.io)

    -2 points • IoT-devices, LLC • 10/26/2023 at 11:33 • 2 comments
89. 089

    Happy Thanksgiving! (www.youtube.com)

    0 point • M. Bindhammer • 10/24/2023 at 16:43 • 0 comments
90. share
    090

    My USB-C Power Delivery based Power supply and Power analyzer is in pre-launch on Crowdsupply (hackaday.io)

    -2 points • YJ • 10/24/2023 at 08:28 • 0 comments
91. share
    091

    Building a replica of Faraday's generator (www.youtube.com)

    -1 point • M. Bindhammer • 10/21/2023 at 09:09 • 1 comment
92. ask
    092

    Computer vision and machine learning robot arm (mail.google.com)

    -2 points • Partap • 10/20/2023 at 13:04 • 2 comments
93. 093

    My new 5G and ESP32 devboard is on Crowd Supply (www.crowdsupply.com)

    2 points • Daan Pape • 10/20/2023 at 09:37 • 4 comments
94. ask
    094

    Question about Stepper Motors

    -1 point • Ben • 10/18/2023 at 16:06 • 5 comments
95. share
    095

    Computer used in Polish textile factory in 70s: Nova 1200 (www.youtube.com)

    -1 point • Maciej Witkowiak • 10/15/2023 at 20:19 • 2 comments
96. share
    096

    Ammonium dichromate vulcano (Halloween edition) (www.youtube.com)

    0 point • M. Bindhammer • 10/09/2023 at 17:23 • 0 comments
97. share
    097

    My Youtube channel has reached 10,000 subscribers

    -1 point • M. Bindhammer • 09/30/2023 at 09:00 • 1 comment
98. share
    098

    Part 1/3: Geiger counter emulator by means of ESP8266 (iot-devices.com.ua)

    -2 points • IoT-devices, LLC • 09/28/2023 at 07:44 • 1 comment
99. share
    099

    Building a replica of Faraday's motor (www.youtube.com)

    -1 point • M. Bindhammer • 09/17/2023 at 14:51 • 0 comments
100. share
     100

     Robots! (www.youtube.com)

     -2 points • M. Bindhammer • 09/15/2023 at 18:01 • 0 comments