Features: This is an RTLSDR blog V4 software defined radio receiver with RTL2832U chip, R828D tuners, 1PPM TCXO, SMA F connector and aluminium case with passive cooling. Tunes from 500 kHz to 1.7 GHz more→with up to 3.2 MHz (2.4 MHz stable) of bandwidth. Perfect for use as a computer based radio scanner with frees software. Great for many applications including general radio scannings, air traffic control, public safety, ACARS, trunked radio, POCSAG, weather balloons, APRS, NOAA weather satellites, radio astronomy, or as a low cost panadapter with a radio. Comes with a multi-purpose dipoles antenna kit which is perfect for beginners. When used in v-dipoles configuration the antenna works for 137 …