MINI60S USB High Precision bluetooth Android HF ANT SWR Analyzer 1-60MHz Antenna Meter For Ham Radio C4-006

it's with battery and bluetooth Hardware: 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 Buzzer Operation: Manual control option displays SWR and complex impedance at selected frequencies Automatic scanning results displayed as frequencies of lowest SWR and complex impedance Battery operated for field use or use external 13.8V wall adaptor Power saving modes Multi-point calibration for better accuracy Instrument Capabilities: Measure antenna electrical parameters: SWR, impedance (resistance + reactance) capacitance, inductance Measure feedpoint impedance Measure ground loss Adjust antenna tuners and determine loss Measure inductors and capacitors Measure coax transmission line (SWR, length, velocity factor, approximate Q and loss, resonant frequency, and impedance) Measure and determine optimum settings for tuning stubs: SWR, approximate Q, resonant frequency, bandwidth, impedance Determine characteristic impedance of transmission line Determine length of and wave phasing lines Coaxial Cable Loss Determine antenna tuner loss Measure balun loss Measure inductor Q Estimate quartz crystal parameters Measure magnetic loop resonance and SWR Specifications: Frequency Generation & Control:1 - 60 Mhz Source impedance: 50 Ohms Stability: +/- 100 ppm Spectral Purity: Harmonics down >- TBD dB beyond 60 MHz Step Size: User configurable increments of 100 Hz, 1 kHz, 10 kHz, and 100 kHz Usable Measurement Range: SWR: 1.0 to 9.99 Impedance: approx. 5 to 2000 ohms RF Output: Adjustable: 2.0 Volts pp (typ) Power supply:3.7v li-on battery External: 12 to 14 Volts DC, 500mA Controls: Pushbuttons (5): "Mode" "Band" "Config" "Scan" "Up" "Down" Switch: "Power On" Connectors: RF Out: BNC USB: Mini-B receptacle External power: 2.1mm Power Jack (center pin positive) Package Includes: 1 x Antenna Analyzer (as the picture) Detail Pictures: