Smart Cities & LoRa Telemetry • ECE • EEE • Smart Systems • Final Year Capstone (7th/8th Sem)
Nagar Mithra LoRaWAN Node
A resilient municipal monitoring system deployed at drainage nodes and streetlights to transmit flood levels, air pollution index, and manhole displacement over 5km+ LoRa links without cellular charges.
Hardware Bench Preview
Component Bill of Materials (BOM)
Total: ₹3,260 1. ESP32 LoRa SX1278 (868MHz / 433MHz Transceiver)
Qty: 2 ₹1,760
2. Neo-6M GPS Module with Ceramic Antenna
Qty: 1 ₹380
3. JSN-SR04T Waterproof Ultrasonic Level Sensor
Qty: 1 ₹450
4. MQ-135 Hazardous Gas & Air Quality Sensor
Qty: 1 ₹170
5. SW-420 Tilt/Vibration Manhole Sensor
Qty: 1 ₹80
6. Solar Li-ion Power Management Shield
Qty: 1 ₹420
Academic Deliverables Included
- ✓ University-compliant final project report with block diagrams and RF link budgets
- ✓ Complete KiCAD wiring schematics and transmitter-receiver pinouts
- ✓ Node and Gateway firmware with payload compression protocols
- ✓ 20-slide Viva presentation focusing on RF propagation & municipal scalability
Bench Testing Benchmarks
- • Over 5km point-to-multipoint LoRa communication in urban clutter
- • Waterproof IP67 probe housing for monsoon drain testing
- • Real-time GPS coordinate stamping for emergency municipal alerts
- • Ultra-low sleep current (<15µA) with solar recharge battery circuit