I wonder how well this product will work?
Has anybody seen this yet?
http://www.seeedstudio.com/depot/preorder-sark110-antenna-analyzer-p-1270.html?cPath=174Frequency range: 0.1 to 200 MHz with 1 Hz resolution
Measured parameters: VSWR, |Z|, impedance angle, reflection coefficient, series and parallel resistance, series and parallel reactance, return loss, phase, % reflection power, quality factor, equivalent capacitance, equivalent inductance
Sweep mode (antenna test): graphical plot of two user selected parameters; adjustable center frequency and frequency span; presets for radio amateur bands; display detailed parameters for center frequency or any of the two marker positions; three available scale options; save to disk and recall functions
Smith chart mode: plots complex reflection coefficient; adjustable center frequency and frequency span; presets for radio amateur bands; display detailed parameters for center frequency or any of the two marker positions; save to disk and recall functions
Single frequency mode: display all parameters for a single frequency; presets for radio amateur bands; graphical representation of series and parallel impedance equivalent; usable as a precise RF signal generator with 1 Hz resolution
Cable test mode: measurement for 25, 50, 75 and 100 ohm systems; max. distance: about 250 m; velocity factors presets for popular coaxial cables
Automatic tracking modes: peak min, peak max, absolute min, absolute max, value cross any, value cross up, value cross down
Adjustable reference impedance: 25, 50, 75, and 100-ohm
OSL Calibration: automated open Open/Short/Load calibration; 256 calibration points
Frequency calibration
Display: 3” TFT LCD with 400 x 240 resolution
Power: Lithium-Polymer battery rechargeable from USB; battery charge status indicator; automatic power-off mode
RF output: connector type MCX, output power -10dBm (50-ohm load)
Storage: internal 2MB USB compatible disk
USB: Mini-B receptacle; mass storage class
Processor: 72 MHz STM32 MCU, 256 KB Flash, 48KB SRAM
Measurement architecture: single conversion superheterodine; two independent and synchronized measurement channels with 12-bit analog-to-digital converters for simultaneous voltage and current measurement
Dimensions: 98 * 60 * 14.5 (mm)
Weight: 300g