The observed target bearing wondering in near endfire directions in conventional bearing only beamforming (the split beam problem) is due to the periodically oscillating vertical angle as the source ...

His angle of elevation to the top of the building is 70°. Calculate an estimate of the height of the building. Give your answer to an appropriate degree of accuracy.

A method is presented for calculating the apparent elevation angle to be expected for an object situated in the troposphere at specified values of geometrical elevation angle and height. The ...