The Hewlett Packard E1472A Multiplexer is a six channel, 8-signal Multiplexer. It will allow selecting one of four signals to siz channels.
Bank 0 Bank 5
signal 00 -+ signal 50 -+
signal 01 -+ signal 51 -+<-+- signal 5 out
signal 02 -+<-+- signal 0 out signal 52 -+
signal 03 -+ signal 53 -+
Bank 1 Bank 4
signal 10 -+ signal 40 -+
signal 11 -+ signal 41 -+<-+- signal 4 out
signal 12 -+<-+- signal 1 out signal 42 -+
signal 13 -+ signal 43 -+
Bank 2 Bank 3
signal 20 -+ signal 30 -+
signal 21 -+ signal 31 -+<-+- signal 3 out
signal 22 -+<-+- signal 2 out signal 32 -+
signal 23 -+ signal 33 -+