marginally significantp = 0.052
inverted) and channel cluster location (left, central, and occipital) as within subjects factors demonstrated a main effect of orientation, F (1, 15) = 5.781, p = 0.030, η p 2 = 0.278, a main effect of location, F (2, 30) = 9.047, p = 0.001, η p 2 = 0.376, and a marginally significant interaction between orientation and location, F (2, 30) = 3.273, p = 0.052, η p 2 = 0.179.