00452nam a22001697a 4500 9788131720929 621.382 SKL/D Sklar Bernard Digital communications :fundamentals and applications 2nd ed. Noida Pearson 2012 1137p. Signals and Spectra Formatting and Baseband Modulation Communications Links Analysis DB 0 0 0 0 IIITKL IIITKL DB 2026-08-04 0 621.382 SKL/D DB254 2026-08-04 2026-08-04 DB 2972 2972