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RF Wattmeter Upgrade

RF Wattmeter Upgrade

Original price was: 600,00 €.Current price is: 480,00 €.

Microcontroller module with 3.5″ TFT touchscreen display, shielded front-end, internal supports and cable, display bezel, and assembly included. 18650 battery not included.

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A digital upgrade service that preserves the original aesthetics of the BIRD® 43 and BIRD® 4431 while transforming your analog wattmeter into a modern, high-readability instrument. The upgrade replaces the analog microammeter with a microcontroller-based module featuring a TFT touchscreen display. This enables real-time digital measurements in CW and PEP modes, along with logging capabilities and connectivity options — all without soldering or irreversible modifications. An ideal solution for RF technicians and radio amateurs who seek modern precision, reliability, and a flawless result, while maintaining the soul of an iconic RF power measurement instrument.

Compatibility & Installation

  • Compatible with BIRD® 43 and BIRD® 4431
  • Shielded front-end for current sensing from the measurement element
  • Pre-assembled and fully tested module
  • Fast installation in minutes, with no irreversible modifications

Practical Advantages

  • Digital accuracy while preserving the classic BIRD® wattmeter look
  • Clear digital readout, easily visible even from a distance — no scales or needles to interpret

Photos and details shown are indicative and not contractually binding. The product may be subject to change without notice.

Display

  • 3.5″ TFT touch display, 320×240 pixels, 16.7 million colors, 900 nits brightness (readable in direct sunlight);

  • Native anti-aliasing graphics, accurate reproduction of the original dial scales;

Configuration Parameters

  • Measurement settings, plug power, and display brightness stored in EEPROM
  • CW and PEP measurement modes
  • Customizable dial (feature under development)

Power & Charging

  • Integrated protected 3.7 V 2500 mAh Li-Ion battery
  • Estimated battery life: 10–14 hours depending on brightness
  • USB-C charging, approximately 6 hours for a full charge

Measurement & Data Logging

  • Real-time RF readings
  • Configuration and parameters stored in EEPROM
  • RTC clock with backup battery for date/time (currently not available)
  • USB/Serial interface (115200, n,8,1) for data transfer up to 10 readings per second
  • Wi-Fi AP/STA interface for logging to microSD (currently not available)

BIRD® is a registered trademark of Bird Technologies.
This product is a third-party retrofit compatible with BIRD® 43 and BIRD® 4431 instruments.
It’s not an original product of Bird Technologies and is not affiliated with, authorized, endorsed, or approved by Bird Technologies.

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