Electronics Questions & Answers last updated 11:35:48 PM PDT

Please review my circuit for proper operation, thx.	asked by Toner 1 answer · 0 comments 14 hours, 40 minutes ago
Clock Chime Circuit	asked by pakachuchu 5 answers · 6 comments 3 days, 2 hours ago
CircuitLab models of crystals	asked by RDHam 0 answers · 1 comment 3 days, 12 hours ago
Question rosin soldering	asked by cloudff7 5 answers · 3 comments 5 days, 12 hours ago
Bandwidth of RLC circuit	asked by JosGr 0 answers · 0 comments 5 days, 21 hours ago
Complete novice looking for help with bypassing touch switch on usb tree lamp	asked by blazstyn 0 answers · 1 comment June 26, 2026
Timer	asked by Jason707 0 answers · 1 comment June 25, 2026
question electroestatic	asked by cloudff7 0 answers · 0 comments June 16, 2026
schalter	asked by Herzog 0 answers · 0 comments June 04, 2026
course?	asked by KennethBrooks 0 answers · 0 comments May 16, 2026
For some reason my dumb job assigned me an electronics project when I have no electronics experience whatsoever. How to fix the PCB, Adafruit MP3 shield, and Arduino Mega on this old retro phone so mu	asked by akp10 0 answers · 1 comment May 14, 2026
What double-sided tape to use for transport measurements in PPMS?	asked by niks1593 0 answers · 0 comments May 01, 2026
Hall Effect Signal	asked by Jpflame 0 answers · 1 comment April 07, 2026
Question display multimeter and other devices	asked by cloudff7 0 answers · 0 comments March 30, 2026
Medicion en una fuente conmutada	asked by Manuel_6422 0 answers · 0 comments March 27, 2026
Questions hdd	asked by cloudff7 3 answers · 3 comments March 26, 2026
storage digital multimeter	asked by cloudff7 0 answers · 1 comment March 16, 2026
For a particular design of multiplication unit with 6 bit multiplicand and 3 bit multiplier What is the worst case number of adders required for the design and what would be the size of those adders ?	asked by faraz_99 0 answers · 1 comment March 05, 2026
Switching Direction With DC Motors	asked by ehughes09007 2 answers · 1 comment March 02, 2026
soldering iron in aliexpress	asked by cloudff7 0 answers · 0 comments February 18, 2026
Question tantalum capacitors	asked by cloudff7 1 answer · 0 comments February 07, 2026
How to make my push button switch louder?	asked by mattnickle12 0 answers · 0 comments January 25, 2026
LED not on with 5V supply and resistor	asked by BlackScreen 0 answers · 0 comments January 23, 2026
MOSFET linear amplification	asked by nadakhodery 0 answers · 0 comments January 17, 2026
Where can I find electronic circuits classified by “difficulty level”?	asked by AlissonOliveira17 0 answers · 0 comments January 13, 2026

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!

New @ CircuitLab
FricktalerAusblick answered: "Please review my circuit for proper..." 15 hours ago
Kurtus saved circuit: "RO FuzzODist Overdrive"
justinyu saved circuit: "Autosave 2026-07-09T06:11:22.362Z"
schrifts answered: "Clock Chime Circuit"
ember.i saved circuit: "Overdose Prevention Wearable"
RDHam commented on question: "CircuitLab models of crystals"
RDHam asked: "CircuitLab models of crystals"
Cadmium started discussion: "Group rotate"
aqibraza answered: "Clock Chime Circuit"
truonganna answered: "Clock Chime Circuit"
caleb.burphy saved circuit: "SD401_Tps"
G3YTZ started discussion: "SR Flip Flop suggestion"
JosGr asked: "Bandwidth of RLC circuit"
Marryjoseph commented on an answer to: "Clock Chime Circuit"
blazstyn commented on question: "Complete novice looking for help..."
blazstyn asked: "Complete novice looking for help..."
Toner asked: "Please review my circuit for proper..."
baltexkalvin234 commented on question: "Question rosin soldering"
Dan.Ka replied to discussion: "Yet another "Unable to get..."
ramprao started discussion: "arctan2 functionality"
CircuitLab Blog: "Live DC Simulation!"
CircuitLab Blog: "Digital Adders and Wider Muxes"