LD-1B Software-Defined Radio Turns Computer into Agile, High-Performnce Amateur / Shortwave Receiver Frequency Coverage: 100 kHz - 30 MHz Sensitivity: 0.18 microvolt for 10 dB signal-to-noise ratio 5-Watt Transmitter Module Coming Soon Performance Comparable to Conventional Amateur-Grade Receivers Turns a PC into an agile, high-performance shortwave receiver