Now viewing questions 1-25 of 736.
adding ohms in parallel asked by smudger
0 answers · 1 comment
5 hours, 41 minutes ago
using stm32f103c8t6 usb interface asked by drbla
0 answers · 1 comment
12 hours, 37 minutes ago
Why my attenuator is amplifying instead? asked by ConnorBecz
1 answer · 10 comments
1 day, 13 hours ago
Using MOSFET asked by mgetman
1 answer · 2 comments
3 days, 6 hours ago
Data-path activity for LOAD instruction with auto-indexing. asked by reitwiec
0 answers · 0 comments
3 days, 18 hours ago
How does the DAC function within this circuit?How do the transceiver work in this case? asked by velectron
0 answers · 2 comments
4 days, 9 hours ago
RS-485 serial transmission problem with arduino asked by mohammad528
0 answers · 1 comment
4 days, 10 hours ago
What's this thing? Found on the floor at work asked by finneganfox
0 answers · 0 comments
6 days, 6 hours ago
Common Return with split mode supplies asked by Waterhouse
0 answers · 0 comments
October 20, 2020
Thevenin Equivalent graph ideas asked by strongc
0 answers · 1 comment
October 20, 2020
Just a very dumb question - although I'm not really knowledgeable on this. asked by ngy_gemini
1 answer · 0 comments
October 19, 2020
Tilt sensor asked by LarryGe
0 answers · 0 comments
October 18, 2020
Where do I get the information to update device parameters? asked by Apmckinney0383
0 answers · 3 comments
October 16, 2020
Possible to hook up 3x 12V, .5A cooling fans to a single 12V, 2A power supply? SOLVED asked by ngy_gemini
1 answer · 1 comment
October 15, 2020
Electronic Diagram asked by Brockr0179
0 answers · 0 comments
October 14, 2020
12V LED controller asked by fitzmooney
0 answers · 0 comments
October 13, 2020
Frequency sweep of a simple passive filter (200Hz to 2KHz) asked by ddkuo
0 answers · 1 comment
October 12, 2020
Op amp asked by Chrisq
0 answers · 0 comments
October 11, 2020
Source transformation asked by Chrisq
0 answers · 0 comments
October 11, 2020
Zener Diode Characteristic Curve asked by strongc
2 answers · 4 comments
October 09, 2020
Dual power supply asked by Luapula12
0 answers · 1 comment
October 09, 2020
Adding headphone jack to piezo buzzer asked by lmrubin
0 answers · 0 comments
October 08, 2020
Strip Connector asked by ebrat58550
0 answers · 0 comments
October 06, 2020
PN Diodes asked by JerryAm
1 answer · 0 comments
October 05, 2020
AC to DC to run DC motor asked by Inventoraptor
1 answer · 8 comments
October 01, 2020
Go Ad-Free. Activate your CircuitLab membership. No more ads. Save unlimited circuits. Run unlimited simulations.

Search Questions & Answers


Ask a Question

Anyone can ask a question.

Did you already search (see above) to see if a similar question has already been answered? If you can't find the answer, you may ask a question.


About This Site

CircuitLab's Q&A site is a FREE questions and answers forum for electronics and electrical engineering students, hobbyists, and professionals.

We encourage you to use our built-in schematic & simulation software to add more detail to your questions and answers.

Acceptable Questions:

  • Concept or theory questions
  • Practical engineering questions
  • “Homework” questions
  • Software/hardware intersection
  • Best practices
  • Design choices & component selection
  • Troubleshooting

Unacceptable Questions:

  • Non-English language content
  • Non-question discussion
  • Non-electronics questions
  • Vendor-specific topics
  • Pure software questions
  • CircuitLab software support

Please respect that there are both seasoned experts and total newbies here: please be nice, be constructive, and be specific!

About CircuitLab

CircuitLab is an in-browser schematic capture and circuit simulation software tool to help you rapidly design and analyze analog and digital electronics systems.