Grace and Holy Trinity Episcopal Church - Relay and Console

Electro-pneumatic switching tied into early solid state switching.

Early Solid-state switching tied to electro-mechanical switching, tied to even earlier solid-state switching.

Again early solid-state tied to a different type of electro-mechanical switching.

Two different types of solid-state tied to electro-mechanical.

The console is taken loose and taken to the factory, where it is totally taken apart for rebuilding.

The keyboards are rebuilt, and then the console is reassembled with all the new parts installed.

In the chamber the data cable plugs into the hub, with the blue band; the signal is spread to the three “cages”, each of which has output to various parts of the organ. At the console the top line of the control panel shows the current time, the Crescendo in use and the Crescendo position. The middle line shows the Organist file in use and the current Memory level. On the bottom there are five buttons; the first and fifth are assigned as Piston Sequencer and MIDI buttons; the center three can be used for various functions. In this screen they show MENU, TRANSPOSER and ORGANIST. Various functions will use these three buttons for different operations. All functions, except the ones for the MIDI data filer (sequencer), are controlled by this one panel.