Category: Control Panels

One of the next things I tackled was gauges. There are two basic types of gauges on the CM – round gauges and rectangular or “edgewise” gauges. They’re called “edgewise” because instead of observing the movement of the gauge rotating like a clock from the front, you’re observing the movement

One of the more unique instruments on the Apollo Command Module control panel was the “talkback annunciator,” or simply “talkback.” This was an electromechanical device (think relay or solenoid) that would display one of two appearances depending on the input signal. These were usually used to indicate positions of valves,

Although the vast majority of the switches on the CM control panels are toggle switches, there are a handful of lighted pushbutton switches.  Each of them have some text inside the button indicating what it is for.  The switches I got have buttons that are designed to come off and

With the delays in construction of the main CM structure, I wanted to show at least a little completed progress, especially in time to meet Fred Haise on June 22nd. I had already sent STL files for the wedge-shaped toggle switch extensions and the toggle guards to Marc Tessier of