Features: This 10 band HF Low Pass Filter delivers precise 1.8-54MHz frequency coverage with 1500W power handling, minimizing in shortwave communications while maintaining for optimal transmission efficiency. Featuring 50Ω impedance design and plastic housing, filter ensures seamless compatibility with radio while providing stable operational across amateur bands and professional communication equipment. Ideal for amateur radio enthusiasts, broadcast technicians, and field engineers requiring noise reduction in demanding environments like response operational or long distance transmission projects. Perfectly suited for shortwave broadcasting stations, and portable field setups where output and 1500W power tolerance Its lightweight construction and industry standard connectivity make this low pass filter essential for maintaining integrity mobile operations, laboratory testing scenarios Specifications: Component:Plastic Frequency: 160 meter band 1.7-1.9MHZ 80 meter band 3.6-3.9MHZ 40 meter band 7-7.2MHZ 30 meter band 10.1-10.15MHZ 20 meter band 14-14.35MHZ 17 meter band 18-18.2MHZ 15 meter band 21-21.45MHZ 12 meter band 24.89-24.99MHZ 10 meter band 28-29.7MHZ 6 meter band 52-54MHZ Impedance: 50Ω Size: Approx.205x140x60MM/8.07x5.51x2.36inch Package Includes: 1Pc HF Low Pass Filter note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.