pritty much lol On Tue, May 21, 2019 at 9:50 AM Jon Elson via cctalk <cctalk@classiccmp.org> wrote:
> On 05/20/2019 05:38 PM, Carl Claunch via cctalk wrote: > > On 05/19/2019 09:46 AM, Jon Elson via cctalk wrote: > >> There's a switch labeled "IRIG" which stands for Inter Range > >> Instrumentation Group, and refers to a standard for > >> telemetry encoding. There is a standard for time code, a > >> standard for modulating analog signas onto a bunch of FM > >> carriers, and a standard for multiplexing several analog > >> signals onto one FM carrier. > > In this case IRIG stands for Inertial Reference Integrating Gyroscope, > one > > of three inside the Intertial Measurement Unit of the spacecraft. > Good GRIEF! Clashing acronyms. And, NASA certainly knew > about the other IRIG, as they used IRIG standards on a lot > of telemetry and radar systems. > > Jon >
