Bird Electronic Corporation Element, 500 W, 50 MHz to 125 MHz
The Bird APM-500B is a plug-in element designed for use with Bird wattmeters, specifically engineered to measure RF power in the range of 500 watts. It operates within the frequency range of 50 MHz to 125 MHz, making it suitable for VHF applications. The APM-500B element is part of Bird's APM Series, which is known for its accuracy, reliability, and ease of use in field and laboratory environments. Each element is individually calibrated to ensure precise power measurements, and it is compatible with Bird's 43, 43P, and other compatible wattmeter models. The robust construction ensures long-term durability and consistent performance in demanding RF measurement tasks.