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| # | Post Title | Result Info | Date | User | Forum |
| Beginner Arduino Course —Any Recommendations? | 4 Relevance | 9 months ago | Rahav | Arduino | |
| I'm completely new to Arduino and electronics and WAnt to start learning from scratch. There are so many options out there—online courses, tutorials—and I'm not sure which one is the best for beginners. Can anyone recommend a good Arduino starter Course that includes essential components and maybe even comes with a beginner-friendly guide or tutorials? Also, if there are any Online courses or YouTube channels that you personally found helpful when getting started, please share them! | |||||
| Answer to: new to electronics and needing some guidance with a circuit . 555 LED lights | 4 Relevance | 9 months ago | Admin | Circuits and Projects | |
| Hi!Welcome to the world of Electronics 🙂Here are the answers to all of your questions:1. It's not possible to generate circuits using AI(at least as of now).2. Most of such circuits available Online are copied from somewhere and then designed again. You will find a lot of circuits similar to each other Online. 3. Can you trust these circuits? In most of the cases they are correct but it's better to simulate them first.4. In you particular case, the LED chaser circuit that you shared is correct. I checked from beginning to end. Seems okay. Although, if you have a stable 5 V power supply, you don't need the regulating circuit(L7805 one). Did you simulate the exact same circuit on TinkerCad? Can you share the design file here so that I can take a look. | |||||
| Answer to: Good circuit simulation softwares- Any suggestions? | 4 Relevance | 1 year ago | Admin | Softwares | |
| Here are some of the best circuit simulation software(online and free): Tinkercad Falstad Simulator.io Circuit.io Circuit-Cloud PartSim Docircuits EasyEDA CircuitLab CircuitSim Everycircuit You can try these on your browser without downloading anything. I personally like TinkerCad for Arduino and Falstad for analog/digital circuit simulation. If you are looking for circuit simulation software to download(paid and free), here is the list: NI MultiSim Autodesk Eagle LTspice PSIM EasyEDA KiCAD CEDAR Logic Simulator Tina TI idealCircuit Proteus Proteus by Labcenter is the best of the best. You can do anything using it. I once simulated an 8-bit computer using register ICs etc. | |||||
| Looking for Reliable Sites to Buy Display Modules | 2 Relevance | 8 months ago | TechPulse | Arduino | |
| I need a particular LCD/OLED/LED display module for my project, but I haven’t been able to find it in local shops or through common suppliers. Can anyone suggest reliable places Online where I could purchase this module or find an equivalent alternative? | |||||
| MOSFET vs IGBT – What’s the Difference and When to Use Each? | 2 Relevance | 8 months ago | Anil_Tech | Theoretical questions | |
| I’m in my first year of engineering and trying to learn about different power switching components. I’ve read about MOSFETs and IGBTs, but the explanations I’ve found Online are often confusing and sometimes contradictory. Can anyone help me understand the difference clearly? | |||||
| How does a transformer work? | 2 Relevance | 1 year ago | abhinav singh | Theoretical questions | |
| I'm new to the electrical field and trying to understand how a transformer works. I've read a lot of material Online, but some of it seems overly complex and confusing. Could someone explain the working principle of a transformer in a simple and easy-to-understand WAy? | |||||
| Answer to: What are the best Arduino simulators? | 2 Relevance | 1 year ago | Admin | Arduino | |
| Here's the list of the best Arduino simulators: Let's look at some offline simulators first. Best offline Arduino simulators: Proteus SimulIDE UNOArdusim Arduino IO Simulator Pauls Arduino Simulator Online simulators: Tinkercad PICSIMLAB WOKWI Microsoft Maker Code Virtualbreadboard You can read about each one of these in this article. | |||||
| Answer to: How to read resistor color codes? | 2 Relevance | 9 months ago | Paul | Theoretical questions | |
| A good rule of thumb when reading resistor color codes is to start from the end where the color band is closest to the lead. That first band usually marks the most significant digit, so if one side has a band that's clearly closer to the edge than the other, that’s your starting point. For instance, in many 4-band resistors, you’ll see something like red on one end and gold on the other. The gold band is usually spaced a bit farther from the edge, and since gold and silver are never used as the first digit, that’s a solid hint they mark the tolerance and should be read last. Resistors can have up to 6 color bands, with the extra ones representing things like tolerance and temperature coefficient. These can be a bit trickier to read, but once you're familiar with the basic rules, it gets easier. Here’s a quick breakdown: 4-Band Resistor 1st Band = 1st digit 2nd Band = 2nd digit 3rd Band = Multiplier (i.e., how many zeros to add) 4th Band = Tolerance (accuracy) Example: Red (2), Violet (7), Orange (×1,000), Gold (±5%) → 27,000 ohms or 27kΩ ±5% If you still find it tricky, you can use an Online calculator to make things easier: 👉Resistor Color Code Calculator | |||||
| Answer to: Multimeter continuity beeps with no contact — false positives? | 2 Relevance | 9 months ago | Anju | Equipments | |
| If your multimeter is acting strangely—like giving false continuity readings—my advice is to first check the manual. If you don’t have a physical copy, most manufacturers provide manuals Online. Make sure the test probes are inserted into the correct sockets for the type of measurement you're doing, and also verify that the batteries are in good condition and properly installed. If everything appears fine and the problem still exists, there’s a good chance the multimeter itself is faulty—especially if it’s a low-cost model. I wouldn’t recommend trying to repair it yourself, as defects might affect other functions and make it potentially unsafe to use. In such cases, it's better to replace it with a quality multimeter that’s safety-rated. This ensures greater reliability and safety, especially for household electrical work. | |||||
| Answer to: Beginner Arduino Course —Any Recommendations? | 2 Relevance | 9 months ago | Amelia | Arduino | |
| If you're just starting out with Arduino and electronics, you're definitely not alone—there are some fantastic beginner-friendly resources out there to help you get going without feeling overwhelmed. Helpful YouTube Channels Paul McWhorterOne of the best for beginners. His “Arduino Tutorial Series” is clear, structured, and goes from basics to intermediate projects. Jeremy BlumHis Arduino series is a classic and covers foundational knowledge with well-explained videos. GreatScott!Excellent for understanding how the hardware works behind your projects. Programming Electronics AcademyVery helpful if you're also interested in understanding the coding side deeply. Online Courses Worth Checking Out Udemy – "Arduino Step by Step: More than 50 Hours Complete Course" Taught by Dr. Peter Dalmaris. Very beginner-friendly and includes lifetime access to lessons and materials. Coursera – “Introduction to Programming with Arduino” Offered by University of California, Irvine. Teaches both basic electronics and coding in a structured format. | |||||
| Answer to: Suggest some good Arduino books? | 2 Relevance | 1 year ago | Deboojit | Arduino | |
| The best WAy to begin is by using a starter kit. These kits typically include an Arduino UNO, a selection of sensors, electronic components, and a detailed workbook or Online resources with example projects to guide you step-by-step. For me, the book "Getting Started with Arduino" by Massimo Banzi and Michael Shiloh works best. | |||||
| RE: Why do some DC motors come with a capacitor across them while others do not? | 2 Relevance | 1 year ago | DIY Electronica | Circuits and Projects | |
| @tech-geek It’s curious that not all motors you buy Online come with these capacitors pre-installed. Have you noticed any difference in motor behavior with and without these caps? | |||||
| Why Fluke multimeters are so expensive? | 2 Relevance | 1 year ago | Bryan | Equipments | |
| hey everyone, My old multimeter got damaged after I accidentally dropped it, so I started searching Online for a new one. I came across Fluke multimeters, but they seem much more expensive compared to other brands. Are they really worth the cost in terms of durability, accuracy, and features, or is it mostly about the brand name? | |||||
| RE: Why do some DC motors come with a capacitor across them while others do not? | 2 Relevance | 2 years ago | TechSpark | Circuits and Projects | |
| @tech-geek Exactly! Even I hardly come across a DC motor with a capacitor across it when I buy them Online. But I remember this one time, I opened the plastic covering of a geared DC motor. Across the motor, there were two small caps. | |||||
| Where can I learn more about direct port manipulation for controlling GPIO pins? | 2 Relevance | 2 years ago | Rashid | Programming | |
| Hi, I've been using the digitalWrite() function for pin manipulation, but I've heard that direct port manipulation might offer better speed and efficiency. I found some videos Online but the topic is hard to grasp. Any help would be appreciated. | |||||
