The Bird Thruline Watt Meter Model 4431 is a versatile and reliable device designed for measuring power levels in a range of frequency bands, including UHF, VHF, and AM. Compatible with various brands, this wattmeter from Bird is perfect for professionals and hobbyists alike who need accurate readings of power output. With its durable construction and precise measurements, this wattmeter is a valuable tool for anyone working in the field of radio communication or electronics.
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