Press Release From Hobbywing:
www.hobbywing.com/index.php
The Hobbywing Tunalyzer was released to help with motor tuning including motor current, end-bell timing, rotor asymmetry etc.
Input Voltage: 6-16.8V(2-4S Lipo)
Maximum test current: 18A
Motor Type: Sensored&Sensorless Brushless Motor
Size: 122.8 x 64.6 x 39mm(with knob height)
Weight: 144g
Display: LCD color touch screen
Function
1) Measure motor Current / Kv value/Rpm, End-bell timing / Deviation, Rotor asymmetry,
Hall signal deviation and motor temperature.
2) Set and upgrade the esc (which can support the OTA Bluetooth module)