This kit is used to connect single channel Hammond organs with internal speakers to Leslie speaker models 44W, 45, 46, 47, 145, 147, 147A, 245, and 247. This kit allows you to switch between the internal speakers in the organ and the Leslie speaker by means of the Main/Echo switch provided. Also contained in this kit is a Tremolo/Chorale switch for changing the speeds of the Leslie speaker.
