The Soft66RTL3 is custom produced by Kazunori Miura (JA7TDO) who is based in Japan. The Soft66RTL3 sells for $40 USD shipped, or $46 USD shipped with registered air mail.
La suite est à lire A review of the Soft66RTL3 RTL-SDR + Upconverter + RF Amp Combination Circuit de : RTL SDR