ULTRASPEC: High-speed spectroscopy with zero readout noise von Dhillon, V, Marsh, T, Copperwheat, C, Bezawada, N, Ives, D, Vick, A, O'Brien, K

ULTRACAM: An ultrafast, triple-beam CCD camera for high-speed astrophysics von Dhillon, V, Marsh, T, Stevenson, M, Atkinson, D, Kerry, P, Peacocke, P, Vick, A, Beard, S, Ives, D, Lunney, D, McLay, SA, Tierney, C, Kelly, J, Littlefair, S, Nicholson, R, Pashley, R, Harlaftis, E, O'Brien, K