The MFJ-873 HF SWR/Power Meter is a versatile device that covers VHF/UHF frequencies ranging from 125 to 525 MHz. It offers power ranges of 5, 20, and 200 Watts, making it suitable for various ham radio applications. The Grandmaster SWR/Power meters from MFJ are known for their accuracy and precision, making them a top choice for users who prioritize performance.

Equipped with a large 3.25x1.25-inch illuminated meter, the MFJ-873 provides easy visibility from wide angles. The black and red meter scale against a bright white background allows for quick and clear readings of SWR, forward, or reflected power. The meter lamp operates on 13.8 VDC or 110 VAC, with a power pigtail included for wiring convenience. The front panel layout is designed for simplicity, enabling users to select power ranges and bands or make SWR readings intuitively.

Built to last, the Grandmaster series features an all-metal cabinet with rubber feet and durable speckled black paint for protection. The meter's SWR scale expands the full view with a 3:1 SWR centered at mid-scale, ensuring precise and wide-range measurements. The MFJ-873 also boasts peak and average power readings, selectable power ranges, and air dielectric SO-239 connectors with gold-plated centre pins for optimal performance up to 525 MHz.