ITEM NAME:100K-50MHz RTL-SDR Supporting long Antenna 9:1 Impedance Transformer Balun J3L9 100K-50MHz RTL-SDR Supporting long Antenna 9:1 Impedance Transformer Balun J3L9 Brand new and High quality Frequency: 100K-50MHz. Compact, easy accessibility, and QRP stations set up for outdoor use . (Note: if do long-term outdoor use, you must use the shell silicone adhesive sealing the upper and lower lid to make processed.) Only impedance transformer , excluding long- wire antenna . Wires can use various existing wire. The length of antenna need according the actual environment to set up, to use the insulator on both ends. colour:white Material:ABS+ metal Size: 56 x 58 x 28mm (Excluding protrusions) Package Contents: 1 * Impedance Transformer.Wires can use various existing wire. Frequency: 100K-50MHz. Compact, easy accessibility, and QRP stations set up for outdoor use.
