Since velocities and flow angles cannot be measured directly with these probes, and inaccuracies occur in the manufacture of the probe heads, the probes must be carefully calibrated in homogeneous, ...

or “High voltage!”, you should now be able to use their calibrated probe to gain an accurate reading. The O-scope Mayer D4/WG5 Calibrated Fleshy Test Probe is a roughly 4″ (100mm ...