Electronics Questions & Answers last updated 5:58:24 PM PDT

Led	asked by momoygahi 0 answers · 2 comments September 04, 2018
Measuring electromagnetic fields	asked by karenl 1 answer · 4 comments September 02, 2018
Lcd Tv screen	asked by gab_catorce 1 answer · 2 comments August 31, 2018
strange resistor	asked by boy2018 1 answer · 0 comments August 30, 2018
ebike battery	asked by bishy 2 answers · 4 comments August 28, 2018
trouble with controlling a 12V Motor with an LDR	asked by JulienC-K 1 answer · 1 comment August 27, 2018
CMRR against Tolerance	asked by shaileshsuresh 1 answer · 0 comments August 25, 2018
Battery to AC conversion	asked by Konocti 0 answers · 4 comments August 24, 2018
AC to DC conversion and measurement using arduino uno board	asked by Jeevan_jinnu 0 answers · 6 comments August 22, 2018
trouble shooting	asked by hnorthern 1 answer · 3 comments August 22, 2018
Schematic switching diagram	asked by dkchenni 0 answers · 3 comments August 21, 2018
trouble shooting	asked by hnorthern 0 answers · 0 comments August 17, 2018
Electornics element SOLVED	asked by MateuszX 1 answer · 0 comments August 15, 2018
ADC Selection	asked by Daxesh0101 0 answers · 9 comments August 15, 2018
555 frequency driver circuit	asked by circuit12 0 answers · 1 comment August 10, 2018
Laser Security Alarm	asked by Taz_29 1 answer · 1 comment August 08, 2018
Soft-on Soft-off LED Driver	asked by vedant_chawlaa 1 answer · 2 comments August 03, 2018
Sunrise and Sunset Effect in LED	asked by vedant_chawlaa 0 answers · 1 comment August 02, 2018
3.6 volt voltage limiting on LiFePO4's in parallel	asked by bjnkm 0 answers · 0 comments August 02, 2018
Solar hot water element	asked by watto 1 answer · 1 comment August 01, 2018
Tape Cassette head output levels? What to expect?	asked by BerryG 0 answers · 4 comments August 01, 2018
6V DC Voltage Regulator	asked by mickeye 0 answers · 4 comments July 31, 2018
Atari 2600 Jr?	asked by ThatOneGamer 0 answers · 0 comments July 30, 2018
High Power Amplifier for Acoustic Transducer	asked by naumank 0 answers · 0 comments July 29, 2018
Photodiode + Op Amp Circuit	asked by Calvinkoh 1 answer · 10 comments July 19, 2018

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
DMBoie saved circuit: "Working on Over-unity..." 6 minutes ago
farmboy69 saved circuit: "sega-to-amplifone-xy" 56 minutes ago
farahmand saved circuit: "D-Flip-Flip"
Dr_LKinnaman saved circuit: "angel of light"
danialusk commented on an answer to: "Create your own diagram of 4 bulbs..."
evabilalovalbert answered: "Constant Current Electronic Load "
vanderghast answered: "custom components"
alijen commented on question: "Getting weird results when..."
vanderghast commented on question: "What is the best battery for a..."
SuperNoob asked: "Getting weird results when..."
nickvi asked: "What is the best battery for a..."
mothmanup asked: "please i really need help"
aliasoink asked: "custom components"
Elec-Girl commented on question: "Relays on a chip"
taylorcurran answered: "Constant Current Electronic Load "
eachhabitual answered: "photocoupler"
swipesy started discussion: "Resetting part auto numbering"
lsears started discussion: "45 Degree Wire"
HammerTone replied to discussion: "Increase the 10 component limit on..."
Antifreeze started discussion: "Tone Generator"
CircuitLab Blog: "Live DC Simulation!"
CircuitLab Blog: "Digital Adders and Wider Muxes"