[madrigal] title = PMSE1.v01.risrc description_1 = PMSE measurements in the polar cap description_2 = 4-beam measurements of the D, E, and F region. 480 us long pulse interleaved with 16 baud, 30 us oversampled alternating code, a 28 baud, 4 us oversampled M28 code, and a down shifted plasma line channel.