The C-Band All-Sky Survey (C-BASS): design and capabilities by Jones, ME, Taylor, AC, Aich, M, Copley, CJ, Chiang, HC, Davis, RJ, Dickinson, C, Grumitt, RDP, Hafez, Y, Heilgendorff, HM, Holler, CM, Irfan, MO, Jew, LRP, John, JJ, Jonas, J, King, OG, Leahy, JP, Leech, J, Leitch, EM, Muchovej, SJC, Pearson, TJ, Peel, MW, Readhead, ACS, Sievers, J, Stevenson, MA, Zuntz, J