Tools of Radio Astronomy

Progress in the fields of science and technology is again the reason for updat­ ing this text most changes occur in Chaps. 4, 7, 8 and 14; in the others we have made a number of minor improvements. In Chap. 4, Signal Precessing and Receivers, we have shortened the presen­ tation of maser and parametric amplifier front ends, which are no longer com­ monly used as microwave receivers in radio astron...