Narrative feed
You are called to a sonar buoy searching a channel for a sunken hull.
Sound travels this water at 340 m/s and the array is tuned to a 1.7 m wavelength. The transmit frequency does not match, so nothing returns.
Live relationship
Wave speed
691.9m/s
Medium speed
340m/s
Wave console. Transmit frequency at 407 Hz. Wave speed 691.9 m/s, Medium speed 340 m/s. Currently wave speed is over by 351.9 m/s.