Search results with tag "0 background"

1.0 Background - GedLee

Directivity A white paper by Dr. Earl Geddes, GedLee LLC 3 of 14 Figure 3, shows the same data as Figure 2, but now the amplitude is scaled in dB (20 log10) and the ka value has been replace with its frequency equivalent for a piston of 12 cm radius.

  Background, 0 background