Passive Drone Detection on ESP32

A modular, budget-friendly passive RF scanner covering 900MHz, 2.4GHz, and 5.8GHz bands. Detects FPV video signals, BLE Remote ID payloads, and protocol sweeps.

Start Assembly Download Firmware

Tactical Capabilities

Advanced passive spectrum scanner built for modularity and durability.

📡 Multi-Band Spectrum Scanner

Triple-band scanning (900MHz / 2.4GHz / 5.8GHz) to capture analog and digital control/video links.

🚁 Remote ID Tracking

FAA/ANSI compliant BLE drone identification, plotting drone and operator positions on a live map.

🕸️ ESP-NOW Mesh Network

Nodes share heartbeats, GPS telemetry, and threat alarms dynamically over kilometers without cellular coverage.

🧠 ATAK & TinyML AI

Native Cursor on Target (CoT) tactical maps integration + TFLite Micro neural network inference for accurate drone signature classification.

📱🤖

⚡ Active Countermeasures

Juggernaut tier signal injection covers DJI, Walksnail, OpenIPC, ELRS control, and GPS denial. (Legal authorization required).

⚠️
LEGAL AUTH REQUIRED

Interactive Tier Configurator

Select a build tier to view its Bill of Materials (BOM) and interactive wiring connections.

📺 OLED Display 0.96"

SSD1306 I2C Screen

📡 NRF24L01+ (2.4GHz)

2.4GHz RF Scanner

📡 CC1101 (900MHz)

Sub-1GHz ISM Scanner

📺 RX5808 (5.8GHz)

FPV Analog Detector

ESP32 DEVKIT V1

📍 GPS NEO-6M / 7M

Coordinates Tracking

💾 MicroSD Card SPI

Data Logging & Storage

🕸️ SX1276 LoRa

Mesh Alerts Transmission

⚡ VCO RF Generators

DAC Signal Sweeping

Bill of Materials (BOM)

Item Approx Price Search Link

Pin Assignment

Signal ESP32 Pin

Quick Flash Guide

Flash pre-compiled firmware directly using scripts or Chrome browser.

powershell - SkySweep32 Installer
PS C:\> git clone https://github.com/bobberdolle1/SkySweep32.git
Cloning into 'SkySweep32'... done.
PS C:\> cd SkySweep32
PS C:\SkySweep32> .\flash.bat
==========================================================
        SKY SWEEP 32 - AUTOMATED FLASHING UTILITY
==========================================================
[OK] Found ESP32 board on COM4.

SELECT TIER TO FLASH:
[1] Starter (OLED + NRF24)
[2] Hunter (Starter + CC1101 + RX5808)
[3] Sentinel (Hunter + GPS + SD + LoRa)

Writing flash (100%). Done!