AU-520M – Dual-SCU 500W Integrated SDR Transceiver with Maestro Front Panel The AU-520M combines the power of a high-performance dual-SCU SDR with the convenience of an integrated Maestro™ front panel—offering unmatched versatility for...

AU-520 – Dual-SCU 500W Integrated SDR Transceiver The AU-520 raises the bar for serious HF and 6m operators, integrating a full-featured software-defined transceiver, high-efficiency 500W amplifier, automatic antenna tuner, and wide-range AC power...