Features: The QRZ Z-Match Manual Antenna Tuner is a highly efficient, compact device ideal for tuning frequencies between 3-28 MHz. It delivers robust performance with a nominal power of 5W and intermittent power of 10W, ensuring effective and reliable operation. Its versatility is highlighted by a wide matching impedance range of 25 to 2500 ohms, accommodating various applications. Weighing only 261g with dimensions of 88 x 80 x 38mm (excluding protruding parts), this manual antenna tuner is a compact, portable device excellent for field use. The BNC connector offers a highly reliable interface, known for its durability and ease of use. Specifications: Power: Nominal power of 5W, Intermittent power 10W Net Weight: 261g Size: 88 x 80 x 38mm, excluding protruding parts Connector: BNC Matching Impedance Range: 25 to 2500 ohms Frequency: 3-28 MHz Package Includes: 1 x QRZ Z-Match Machine 1 x User Manual