Generic SARK100 Mini60 HF ANT SWR Antenna Analyzer Meter For Ham Radio Hobbyists Precise and self-calibrating reflectometer design measures forward and reflected signals and impedance data Display 2x16 with optional backlight. Precision DDS signal generator (AD9851) used as signal source USB port connects to PC for field-upgradeable software and uploading of real-time measurement data and Buzzer Manual control option displays SWR and complex impedance at selected frequencies Automatic scanning results displayed as frequencies of lowest SWR and complex impedance