Up for auction is a used SGC SG-230 Smartuner automatic microprocessor-controlled antenna coupler.  This unit is clean and in good working condition and has been thoroughly tested by a certified marine electronics technician.  Includes short RG8X cable and PL259 connector and the manual.

The SGC SG-230 Smartuner is:

·      Waterproof for all weather

·      Operates from 1.6-30 MHz

·      Tunes antennas from 8 to 80 ft.

·      For marine, aviation or ham applications

·      Remembers the chosen frequency and tuning values and automatically reselects those values in less than 10 ms.

·      SWR: Less than 1.3 to 1