Observers
HOROWITZ
Link
Reference
HOROWITZ, P., published in The Search for Extraterrestrial Intelligence: Proceedings of NRAO Workshop at NRAO, Green Bank, West Virginia, May 1985, K. Kellermann and G. Seielstad (eds.), NRAO/AUI Publishers, p. 99 (1986).
Signal Processing Hardware from "SENTINEL" was replicated 128 times to produce 8.4 x 10 6 channels. Six sequential observations of each patch of sky are made to cover 2 orthogonal circular polarizations & 3 rest frames (Sun/Earth, Galactic Center, 3 K Background).