Siru SDR20 multi-touch portable SDR

The Siru Innovatios SDR20 multi-touch portable SDR. A few weeks ago, at the Four Days In May conference (held alongside the Dayton Hamvention) I met Jarkko Mäkivaara from the Finnish company Siru. Jarkko was demonstrating the SDR20: a radio that immediately grabbed my attention from across the room. The SDR20 is a fully portable, robust,…