Lpf Low Pass Filter 30M - Lpf Rev1 Signal Filtering Device Effective HF Power Supply Amplifier Reliable Signal Filtering Board Description: Construction: Crafted from premium materials to ensure durability and reliable performance Signal Reception: Specifically designed for receiving medium and shortwave signal, enhancing your listening experience Frequency Range: Operates effectively up to 30M, providing broad range of signal reception capabilities Easy to Use Design: Engineered for ease of use, making it accessible for both beginners and experienced users Compact Size: With dimensions of 28mm x 9mm (excluding connector), this low-pass filter is compact and easy to integrate into your setup Specification: Material: Metal Size Chart: 28mmx9mm/1.10inchx0.35inch Package Includes: 1 Piece Low Pass Filter Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Hope you a wonderful on-line shopping!