3in. dia. 24 volts dc; range 0-180 deg/sec.

---

Size: 3648px × 3648px
Photo credit: © Heritage Images / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -magnetic, 20th, air, alloy, altitude, art, aviation, black, cadmium, century, close, close-, color, colour, company, concept, copper, dial, education, educational, engineering, flight, glass, heritage, indicator, institution, instrument, instruments-flight, ln, management, measurement, metal, museum, nasm, national, object, orientation, paint, panel, pitch, plastic, plating, rate, schwien, science, scientific, smithsonian, space, white