🛠️ MAKER GUIDEMay 10, 2026•⏱️ 2 min read•🇳🇵 Tested in Nepal
Multi-Node Industrial Telemetry Network with NRF24L01+ 2.4GHz PA/LNA
Establish ultra-low latency, multi-channel sensor communication across 1100 meters without Wi-Fi using the NRF24L01+ wireless module.
🛠️ BILL OF MATERIALS (BOM)
Required Hardware & Component Checklist
Curated components verified for this project. Check the items you need, adjust quantities, and add straight to cart:
Estimated Total (4/4 items):
NPR 3,900
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NPR 1,300
(NPR 650 ea)
NPR 1,500
(NPR 750 ea)
NPR 600
NPR 500
Multi-Node Industrial Telemetry Network with NRF24L01+ 2.4GHz PA/LNA
The NRF24L01+ PA LNA 2.4GHz Wireless Transceiver with SMA Antenna transmits sensor telemetry over 1100 meters line-of-sight without needing Wi-Fi routers.
Hardware Bill of Materials:
- Wireless Transceivers: 2x NRF24L01+ PA LNA Wireless Transceiver Module 1100m
- Microcontrollers: 2x Arduino Nano V3.0 Solderless (Node 1 TX & Gateway RX)
- Sensor: DHT22 Digital Temperature and Humidity Sensor AM2302
- Display: 1602 (16x2) LCD Display with I2C/IIC Interface
Circuit Pinout & Wiring Connections:
| NRF24L01+ Pin | Arduino Nano Pin (3.3V Dedicated) | Function / Description |
|---|---|---|
| NRF24L01 VCC / GND | 3.3V (with 10µF Cap) / GND | High-Power RF Supply |
| NRF24L01 CE | Pin D9 | Chip Enable (Transmit/Receive Mode) |
| NRF24L01 CSN | Pin D10 | SPI Chip Select Not |
| NRF24L01 SCK | Pin D13 | SPI Hardware Clock |
| NRF24L01 MOSI | Pin D11 | SPI Master Out |
| NRF24L01 MISO | Pin D12 | SPI Master In |
| DHT22 DATA (on TX Node) | Pin D2 | Field Sensor Reading |
| 1602 LCD (on RX Gateway) | Pin A4 / Pin A5 | I2C Telemetry Reception Hub |
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