KiwiSDR is a software-defined radio (SDR), covering shortwave, the longwave & AM broadcast bands, various utility stations, and amateur radio transmissions, world-wide, in the spectrum from 10 kHz to 30 MHz. It is a custom circuit board you connect to an inexpensive BeagleBone Black or Green computer. Add an antenna, power supply, internet connection, then install the software package to be running in minutes.
John Seamons is the designer of this product. He is from Valent F(x), LLC in the US. Seeed has been the partner of Valent for many years. Besides KiwiSDR, Seeed also helps their 4 other products.