JLCPCB

🚀 EasyEDA Spark 2026 is LIVE!
🏆 Compete for a share of the $85,000 prize pool
📦 Material & shipping support
🎁 $100 JLCPCB coupon for every completed project
🏭 JLCPCB Factory Tour
🌍 EasyEDA Spark Conference 2027
🔗 oshwlab.com/activities/eas…
#EasyEDASpark #JLCPCB #OSHWLab

🔥 PCB Stackup Cheat Sheet
4L: S–GND–P–S
6L: S–GND–S–P–GND–S
8L: High-speed, dense routing
Verify impedance with your fab. #PCBDesign

PCB Open & Short Circuit Failure Analysis | Causes & Troubleshooting
🎟️ Need PCB manufacturing coupons? Find them here: [jlcpcb.com/coupon-center?…]
🌐 Learn more: jlcpcb.com/about-us?from=…
#PCB #PCBDesign #PCBManufacturing #PCBFailureAnalysis #PCBTroubleshooting

SMD soldering evolution:
0805/0603: Easy peasy 👓
0402/0201: Steady hands + microscope 🔬
01005/008004: “Dr. Chen, can I borrow your surgical microscope?” 🩺
At this size, you need a surgeon’s tools, not just an EE degree. Ever hand-soldered an 008004 cap?

Test Your Engineering Level with One Picture! 🔧
Can you identify the structure and materials of the blue-highlighted resistor at a glance?
Let's start with two:
1️⃣Base – Rod-type ceramic
2️⃣Resistance Layer – Metal Film
💬 Can you name the rest? 👇
#JLCPCB #Resistors