Electronics Development

1,082 topics in this forum

1. AC Mains (220V or 110V) Fan Speed Regulator Circuit

   By Roberto Weiser, March 28
   • 6 replies
   • 36 views
   • 
   • Bill Whitlock
   • March 29

2. Joystick action is challenging

   By Jeffrey Grossberg, March 25
   • 6 replies
   • 27 views
   • 
   • Jeffrey Grossberg
   • March 28

3. How to search an area efficiently with an autonomous vehicle?

   By fisherman188, March 24
   • 3 replies
   • 18 views
   • 
   • Avinadad Alonso
   • March 27

4. seeking to understand active shielding for conductive touch with ESP32-S3

   By Pete, March 24
   • 3 replies
   • 24 views
   • 
   • Avinadad Alonso
   • March 27

5. Sggestions for high refresh rate (200+Hz) outdoors distance / proximity sensor with 6-12m range

   By Ilmārs Poikāns, March 26
   • 1 reply
   • 25 views
   • 
   • Avinadad Alonso
   • March 27

6. Buck regulator circuit

   By John Gildred, March 22
   • 15 replies
   • 79 views
   • 
   • Bill Whitlock
   • March 26

7. Creating Slanted elements on a PCB

   By Jeffrey Grossberg, March 24
   • 3 replies
   • 19 views
   • 
   • Alex Berrou
   • March 25

8. Surface mount button switch versus in-hole.

   By Jeffrey Grossberg, March 21
   • 12 replies
   • 48 views
   • 
   • Jeffrey Grossberg
   • March 25

9. USBC PD "power delivery" sink submodule for 100W (20v, 5a) led lighting power + date over thin usb cable?

   By Mac Cowell, March 16
   • 9 replies
   • 42 views
   • 
   • Avinadad Alonso
   • March 23

10. Help with battery powered ESP32 turning off sensor before deep sleep

    By Kevin Henderson, March 15
    • 3 replies
    • 49 views
    • 
    • Avinadad Alonso
    • March 21

11. Should I use the ESP8266 for a new design?

    By Stephen Podrucky, March 14
    • 6 replies
    • 42 views
    • 
    • Stephen Podrucky
    • March 18

12. For USB powering / charging, do we really need to worry about the 100 mA limit?

    By Michael Shonle, March 14
    • 6 replies
    • 52 views
    • 
    • Avinadad Alonso
    • March 18

13. protecting PCB from transient voltage spikes and brownouts

    By Mark Nickerson, January 23
    • 3 replies
    • 75 views
    • 
    • Mark Nickerson
    • March 14

14. PWM input dc motor speed controller (and new member intro) 1 2

    By Mark Nickerson, October 29, 2023
    • 36 replies
    • 294 views
    • 
    • Mark Nickerson
    • March 14

15. Questions about internally-rechargeable Li-Ion batteries

    By Michael Shonle, March 7
    • 8 replies
    • 62 views
    • 
    • Avinadad Alonso
    • March 10

16. Avoid ESP32 from going into programming mode at boot

    By John Gildred, March 8
    • 6 replies
    • 36 views
    • 
    • Avinadad Alonso
    • March 10

17. suggestions for UI panel buttons

    By Michael Shonle, March 7
    • 8 replies
    • 68 views
    • 
    • Steve Kusmer
    • March 10

18. LoRaWAN for in building communication

    By Stephen Morrison, March 5
    • 9 replies
    • 93 views
    • 
    • Julian Higginson
    • March 10

19. Connection without bulky connectors

    By Aric Caley, March 4
    • 5 replies
    • 35 views
    • 
    • davidelvig
    • March 9

20. pcb width to length ratio

    By Lee Clore, March 8
    • 3 replies
    • 32 views
    • 
    • Dave Millman
    • March 9

21. What is input bias current in ECG amplifiers like ADS1298?

    By SP, March 5
    • 2 replies
    • 16 views
    • 
    • Bill Whitlock
    • March 9

22. Tactile Switch Selection

    By davidelvig, January 9
    • 13 replies
    • 66 views
    • 
    • davidelvig
    • March 7

23. Command Signal in heavy industrial environments

    By Lee Clore, March 5
    • 12 replies
    • 53 views
    • 
    • Avinadad Alonso
    • March 7

24. Reachargable vs. Primary Battery

    By Matt, March 2
    • 9 replies
    • 79 views
    • 
    • Matt
    • March 7

25. Low power inverter to drive electric film

    By jerryh-FCI, October 6, 2020
    • 24 replies
    • 145 views
    • 
    • Avinadad Alonso
    • March 4