Best EE calculators

Sierra Circuits calculators

🔝🔝🔝 𝐓𝐡𝐞 𝐛𝐞𝐬𝐭 𝐄𝐄 𝐜𝐚𝐥𝐜𝐮𝐥𝐚𝐭𝐨𝐫𝐬 𝐲𝐨𝐮 𝐜𝐚𝐧 𝐟𝐢𝐧𝐝 As a freelancing engineer, I’ve always been searching for precise and reliable tools that can aid in my design process. The internet is teeming with electrical engineering calculators, each claiming to offer

Thin component layout

Thin component layout board

📄📄📄 𝐀 𝐭𝐡𝐢𝐧 𝐜𝐨𝐦𝐩𝐨𝐧𝐞𝐧𝐭 𝐩𝐫𝐨𝐟𝐢𝐥𝐞 𝐏𝐂𝐁 𝐥𝐚𝐲𝐨𝐮𝐭 Recently, I was tasked with designing a 𝗡𝗼𝗶𝘀𝗲 𝗔𝗺𝗽𝗹𝗶𝗳𝗶𝗲𝗿 where the top layer component profile had to be as thin as possible. It’s not just about choosing low-profile components, but also considering their


PCB layout is like Tetris

🧱🧱🧱 𝑷𝑪𝑩 𝒍𝒂𝒚𝒐𝒖𝒕 𝒋𝒐𝒃 𝒊𝒔 𝒍𝒊𝒌𝒆 𝒂 𝑻𝑬𝑻𝑹𝑰𝑺 𝒈𝒂𝒎𝒆 Have you ever found yourself engrossed in a game of #tetris, strategically placing bricks, optimizing space, and ensuring there aren’t any unnecessary gaps? Believe it or not, #PCBlayout feels a lot

DIN-rail industrial node

DIN-rail industrial node

🏭🏭🏭 𝐃𝐈𝐍-𝐫𝐚𝐢𝐥 𝐜𝐨𝐦𝐩𝐚𝐭𝐢𝐛𝐥𝐞 𝐈𝐧𝐬𝐭𝐫𝐮𝐭𝐫𝐢𝐚𝐥 𝐜𝐨𝐧𝐭𝐫𝐨𝐥 𝐚𝐧𝐝 𝐜𝐨𝐦𝐦𝐮𝐧𝐢𝐜𝐚𝐭𝐢𝐨𝐧 𝐧𝐨𝐝𝐞 As a freelancing engineer, I constantly challenge myself to create designs that offer versatility and power. Recently, I embarked on an exciting journey: 🚀 Designing a DIN-rail compatible control and communication node

Active EMI filter

Active EMI filter by TI

💡💡💡 Let’s talk about 𝐀𝐜𝐭𝐢𝐯𝐞 𝐍𝐨𝐢𝐬𝐞 𝐂𝐚𝐧𝐜𝐞𝐥𝐢𝐧𝐠 (𝐀𝐍𝐂) 𝐢𝐧 𝐭𝐡𝐞 𝐜𝐨𝐧𝐭𝐞𝐱𝐭 𝐨𝐟 𝐞𝐥𝐞𝐜𝐭𝐫𝐨𝐦𝐚𝐠𝐧𝐞𝐭𝐢𝐜 𝐜𝐨𝐦𝐩𝐚𝐭𝐢𝐛𝐢𝐥𝐢𝐭𝐲 (𝐄𝐌𝐂) In the simplest terms, ANC is the technique of reducing unwanted noise by adding a second sound specifically designed to cancel the first. In the

Project X – deployed prototype

Project X prototype

🆕🆕🆕 𝐏𝐫𝐨𝐣𝐞𝐜𝐭 𝐗 – 𝐟𝐢𝐧𝐢𝐬𝐡𝐞𝐝 𝐩𝐫𝐨𝐭𝐨𝐭𝐲𝐩𝐞 𝐦𝐢𝐥𝐞𝐬𝐭𝐨𝐧𝐞 Anchoring my new design is the versatile ESP32-WROOM module, ensuring full compatibility with Arduino. This microcontroller allows me to pack complex functionalities into the device while keeping it as approachable as possible. Incorporating

Capacitive sensing

Capacitive touch sensing device

☁️☁️☁️ 𝐓𝐨𝐮𝐜𝐡 𝐜𝐨𝐧𝐭𝐫𝐨𝐥 𝐦𝐚𝐝𝐞 𝐬𝐮𝐩𝐞𝐫 𝐞𝐚𝐬𝐲 Today, I want to recognize the 𝗔𝗧𝟰𝟮𝗤𝗧𝟭𝟬𝟭𝟬 device and this recognition will be brief, I hope. 1️⃣ The 𝗔𝗧𝟰𝟮𝗤𝗧𝟭𝟬𝟭𝟬 is a stand-alone solution for touch sensing. You do not need to program it or