Thunderstorm detector circuit ⛈️ #diyprojects #electronic #Altium

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Shared May 12, 2026

Accelerate Your Career in Electronics Design Altium Student Lab: www.altium.com/in/yt/electricdhamaka #Altium #AltiumStudentLab ⚡ Thunderstorm Detector Circuit | Lightning Sensor DIY ⚡ In this video, I built a simple thunderstorm (lightning) detector circuit using BC547 and BC557 transistors. This circuit can detect the electromagnetic pulses produced during lightning strikes and convert them into visible flashes using a small lamp. 🌩️ How it works: Lightning generates a wide range of electromagnetic frequencies. The antenna and LC tuning network in this circuit pick up these signals (around ~300 kHz range). The signal is then amplified using transistor stages, detected through a diode, and finally drives a lamp that flashes whenever lightning is detected. 🔧 Main Components Used: BC547 transistor BC557 transistor 1N914 diode Inductors (10 mH, 330 µH) Capacitors (680 pF, 0.01 µF, 100 µF) 2.5V lamp 3V power supply 💡 Features: Detects distant lightning activity Works without microcontroller Pure analog circuit design Great project for electronics beginners & hobbyists ⚠️ Note: This circuit may also respond to electrical noise from nearby electronic devices, so proper placement and shielding are important for accurate detection. 📌 If you enjoyed this project, don’t forget to Like 👍, Share 🔁, and Subscribe 🔔 for more electronics experiments! #Electronics #DIY #LightningDetector #Thunderstorm #BC547 #BC557 #AnalogCircuit