The Second Hand Palstar has unveiled the AT-500, a compact antenna tuner designed for amateur radio enthusiasts. With a power rating of 600 Watts PEP and 500 Watts CW, the AT-500 is engineered to cover a frequency range from 160 to 6 meters. This model incorporates a differential tuning capacitor featuring two stators and one rotor, a precision ceramic body roller inductor, and a 4:1 ferrite current balun, ensuring compatibility with balanced and unbalanced lines.

Ease of use is a hallmark of the AT-500, which operates with just two controls for tuning, making it accessible for users of all experience levels. The small-sized roller inductor enables operation up to 6 meters, while an additional relay-switched inductor facilitates 160-meter tuning. The tuner also boasts Palstar's Active Peak and Peak Hold dual cross-needle metering, similar to the PM2000A wattmeter, enhancing user feedback during operation. Constructed with 11ga. Chem-film-treated aluminium and a durable powder-coated finish, the AT-500 is built to endure the rigours of regular use.

The Palstar AT-500 stands out as an excellent entry-level option for those seeking a high-quality, American-made antenna tuner. Purchasing a Palstar product means investing in a piece of equipment that embodies the craftsmanship and tradition of American amateur radio. With its robust specifications and user-friendly design, the AT-500 is poised to be a valuable addition to any ham setup.