100k 50mhz rtl

Description: Brand new and High quality Using Frequency: 100K - 50MHz Size: 56 x 58 x 28mm (Excluding protrusions) RTL-SDR supporting long- antenna 9:1 impedance transformer (BALUN).   Connectors with BNC. 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. Le 07-mars-20 à 05:50:38 Paris, le vendeur a ajouté les informations suivantes: