Raphi Giangiulio's Homemade Pipe Organ

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Coupler Roller Board

The purpose of the coupler roller board is to transfer the action from the spacing of the pedal board to the spacing of the manual. Here is the layout of the coupler roller board:

Here's the actual roller board standing alone:

The construction of the coupler roller board is almost identical to that of the pedal roller board. The only difference is that the roller arms are .375" wide instead of .500" wide. This is necessary because of the tight spacing of the manual. Here's a photo of the center section of the roller board where the spacing is tight:

Here's the coupler roller board assembled with all the action connected: