A Gyralite refers a form of oscillating signal light made by Pyle-National Corp, which the Rio Grande (amongst other roads) used as a secondary headlight on locomotives.

The Rio Grande initially standardized on Mars signal lights, a competitor of the Gyralite, but transitioned in later years.

The units known to have been delivered new with Gyralites are:

Other units may have had Gyralites substituted for their original Mars Lights over the years.

Categories: Glossary

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  Last modified on October 25, 2011, at 02:00 PM
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