FlexRadio Systems

Ships in 5 days.The optional, FLEX-6400 or FLEX-6400M automatic antenna tuner capable of tuning antennas up to 3:1 or better on 80-10m and 2.5:1 on 160m and 6m.

AU-510 – 500W Integrated SDR Transceiver The AU-510 sets a new standard for integrated SDR performance, delivering a full-featured transceiver, 500W amplifier, automatic tuner, and power...

AU-510M – 500W Integrated SDR Transceiver with Maestro Front Panel The AU-510M redefines HF/6m operation—combining a full-featured SDR transceiver, 500W amplifier, power supply, and tuner...

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...

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...

This GPSDO is compatible only with FLEX-8000 series radios.  It is not compatible with FLEX-6000 series radios. This module is factory installable only, it cannot be installed in the field.

This GPSDO is compatible only with FLEX-8000 series radios.  It is not compatible with FLEX-6000 series radios. This module is factory installable only, it cannot be installed in the field.

Certified Pre-Loved FLEX-6400 radios are sold in excellent condition with a one-year warranty. They have been through a full factory test and recalibration. HF/50 MHz Direct Sampling Software Defined...

Certified Pre-Loved FLEX-6400 radios are sold in excellent condition with a one year warranty. They have been through a full factory test and recalibration. HF/50 MHz Direct Sampling Software Defined...

The FLEX-6500, FLEX-6700 (also the 6400 & 6600) are the first amateur radio products to offer an optional built-in GPS Disciplined Oscillator (GPSDO). The GPSDO plug in module provides a...

Certified Pre-Loved FLEX-6600 radios are sold in excellent condition with a one year warranty. They have been through a full factory test and recalibration. The FLEX-6600 offers the ultimate...

Certified Pre-Loved FLEX-6600M's comes with a 1 year warranty and most recent version of software. The unit has been tested and recalibrated to be prepared for resale. The FLEX-6600M offer the...