Mini-Whip Ultra-low Frequency 10KHz-30MHz VLF HF Shortwave Active Receiving Antenna Module

Features: ? - Made of fine quality material, it has a long service life. - Easy to install and use, improving hands-on ability. - This is the kit for DIY HF, VLF active antenna. - The measurement range is 10KHz to 30MHz. ? Specifications: ? Material: PCB Color: green Power supply: 9-15V Consumption current: 90mA Output resistance: 50 Ohm Package size: about 200 * 105 * 5mm / 7.9 * 4.1 * 0.2in Package weight: about 32g? ? Package Included: ? 1 x 10KHz-30MHz VLF HF Shortwave Active Receiving Antenna