The 4410A delivers ±5% reading accuracy and a 37 dB dynamic range in a rugged, battery-powered design. Covering 200 kHz to 1 GHz with 4410-series elements, it measures from 100 mW to 10 kW and features a dual-scale analog meter (0–1 and 0–3) for easy range interpretation.
Ideal for CW and FM applications—from base stations to field diagnostics—it offers more range and accuracy without sacrificing analog simplicity.
Covers power levels from 100 mW to 10 kW with a single meter and plug-in elements.
Dual-scale display and range switch make it simple to measure across multiple power levels.
Battery-powered with Quick Change connectors—ideal for fast, flexible RF testing.
Use the comparison chart to find the wattmeter that’s right for your job.
For decades, Bird’s element-based wattmeters have set the standard for accuracy, durability, and technician-trusted performance. That legacy continues—but so does the evolution.
Whether you prefer the familiar reliability of plug-in elements or you're exploring the ease of new generation RF power measurement, Bird is here to support your journey.
Our expanding lineup of RF power measurement tools offers options for every workflow—rooted in accuracy, built for what’s next.
Because in RF, confidence doesn’t come from guessing. It comes from Bird.