Hi Stoneage,
I am a stringer and use ERT-300 for few years for each racquet I string.
I would be very interested in testing of the RacquetTune for Android and could provide a comparison between these 2 tools.
I am a stringer and use ERT-300 for few years for each racquet I string.
I would be very interested in testing of the RacquetTune for Android and could provide a comparison between these 2 tools.