SmartFOX 2M – ARDF Beacon Transmitter (144 MHz)

The SmartFOX 2M is a compact, battery-powered, and self-contained fox transmitter designed specifically for Amateur Radio Direction Finding (ARDF) on the 2-meter (144 MHz) band. Developed by RF.Guru, this device is engineered for simplicity, flexibility, and field reliability. Fully CE-compliant, it’s ready for deployment straight out of the box.

Key Features

• Pre-installed Firmware: Ships with the latest SmartFOX firmware for instant use.
• TEXT-Based Configuration: Customize your CW messages, tones, and timings using a straightforward config.yaml file.
• Plug & Play USB-C Interface: Appears as a USB mass storage device labeled SMARTFOX when connected to a computer.
• Battery Operation with Charging: Built-in lithium battery with USB-C charging support ensures ease of use in the field.
• Visual Indicators:
  • Blue LED: Status/CW output indicator
  • Red LED: Charging indicator

Technical Specifications

• Operating Frequency: 144 MHz (2-meter amateur band)
• RF Output Power: 32 mW (15 dBm)
• Power Source: Integrated rechargeable lithium battery
• Can run for 12 hours non stop in half duty cycle !
• Connectivity: USB-C port for charging and file access
• File System: Mass storage with editable text-file based configuration
• Dimensions: 10.5 cm (H) × 4 cm (W) × 2.4 cm (D)
• Weight: 75 g

Applications

• ARDF competitions and training
• Educational demos
• Amateur radio events
• Emergency exercise simulations

Compliance & Safety

• CE certified
• Built to meet RF.Guru's high standards for RF safety and EMC compliance

What's Included

• SmartFOX 2M beacon unit
• Nagoya NA-805 Antenna
• Pre-installed firmware
• USB-C charging cable

Resources

• GitHub repository with full documentation: https://github.com/Guru-RF/SmartFOX2M

YouTube Playlist

Explore audio demos, custom tune examples, and step-by-step guides on configuration and firmware updates.
https://www.youtube.com/playlist?list=PL2neu3pWcZxienwiAIDyjRAkZ46nNQhHx