Electronics Questions & Answers last updated 9:17:59 PM PDT

24VDC power supply	asked by Dadvin 2 answers · 1 comment September 19, 2017
control 12v circuit with hall sensor	asked by davegus91 0 answers · 1 comment September 18, 2017
Battery Question	asked by NJG 1 answer · 0 comments September 18, 2017
Patents	asked by jdonsr 1 answer · 0 comments September 18, 2017
555 Timer Example	asked by Garry48 0 answers · 0 comments September 15, 2017
Finding voltage in circuit with both voltage and current source	asked by circuitnovice 0 answers · 1 comment September 08, 2017
Thyristor Baising	asked by Kavya_yn 0 answers · 0 comments September 06, 2017
Simple resistor questions	asked by MichaelPaitich 0 answers · 2 comments September 05, 2017
Build box selections	asked by mjordan 0 answers · 2 comments September 04, 2017
Smooth and remove pulsed signal	asked by JackPollack 1 answer · 1 comment September 04, 2017
combining various DC supplies	asked by David382 1 answer · 1 comment August 25, 2017
Phase Angle Question.	asked by BullShitCaca 0 answers · 0 comments August 25, 2017
Help Needed with Simple Relay Circuit SOLVED	asked by JohnH76 3 answers · 3 comments August 25, 2017
Change direction of 12v dc motor ration using relays and limit switches	asked by david_gabi 0 answers · 0 comments August 25, 2017
use 6 thyriseor as SSR in 3PHASE(But dont WORK it)	asked by mohamad0 0 answers · 0 comments August 24, 2017
Variable Current Supply	asked by piBoss 0 answers · 0 comments August 24, 2017
Newbie Hello and Help With Schmitt Trigger	asked by mk1_oz 0 answers · 0 comments August 24, 2017
Pool heater controller	asked by Jim3 0 answers · 4 comments August 17, 2017
7 seg 4 digit elctronic display problem	asked by markbz 0 answers · 0 comments August 11, 2017
dvd player recorder troubelshoot	asked by kargertiger 1 answer · 0 comments August 07, 2017
Astec MVP Series Power Supply (max 600 watts)	asked by rizarecta07 0 answers · 1 comment August 04, 2017
design question	asked by mehdi95 0 answers · 1 comment August 04, 2017
Element Value	asked by Tigera 0 answers · 1 comment August 04, 2017
RLC circuit simulation SOLVED	asked by ritu_goel 1 answer · 0 comments July 22, 2017
good, cheap pcb service found! PCBWay!	asked by timl132 0 answers · 0 comments July 21, 2017

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
sleland saved circuit: "BE 2700 M4 final project" 35 minutes ago
evabilalovalbert answered: "Constant Current Electronic Load " 3 hours ago
cadams5 saved circuit: "Arduino Volt Checl"
HenryUni saved circuit: "10kΩ Thermistor"
NDSUTeagan saved circuit: "Project2"
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"
jumlouh commented on question: "level shifter 3.3V -> 12V"
CircuitLab Blog: "Live DC Simulation!"
CircuitLab Blog: "Digital Adders and Wider Muxes"