The Canadian swept-frequency ionospheric sounding satellite (1962)
Brown, R. K · leaf 1
^ … Figure 1. The S27 Spacecraft for the ionosphere sounding experiments — cutaway vieiv. fb-3 0.3174 CANADIAN SPACE ELECTRONICS e Canadian swept-frequency ^ric sounding si .... this article from the Defense Research Telecommunications Establishment reveals details of the electronic system of the S-27…
