Compact version of the R2a.
Beautiful little device.|
Reliable, portable and very reasonably priced.
velocity: 20 – 6500 fps
measurement error: <= 1% @ 800 fps
current consumption: 100 mA
power supply: 2AA (alkaline or rechargable battery)
velocity V [fps] kinetic energy [Ft/Lbf] shooting counter
average kinetic energy [Ft/Lbf] average velocity Vavg [fps] minimum velocity Vmin [fps] maximum velocity Vmax [fps] absolute velocity dV=|Vmax-Vmin|
standard deviation SV [fps] rate of fire RoF
weight of bullet in grains
calibration ( settable distance between sensors )
memory of 250 measurements of velocities
transmission data to the computer