... LABS digital signal processing (DSP) chip, the analog FM / AM radio signal digital conversion, the use of modern principles ... listening sensitivity, selectivity , SNR, and anti-jamming capability.Receive FM stereo, AM (can be extended to long-wave), short (2.3 ... pushed the Tecsun agency radio dozens of radio products, including FM AM radio, Digital Tuning Radios, Shortwave Dual Conversion Radio, ...