Digital models then came along ... reading signals from an MPU6050 gyroscope. Measured angles are displayed on a small OLED screen. To use the protractor, first the reference button must be ...

A wide variety of protractors and angle gages are available that vary in construction and application. Angle squares consist of a square with angular graduations along the longest face or hypotenuse.

Automotive / Transportation The gage, odometer, or distance meter is designed or suitable for automotive, truck, train, aircraft, rail, shipping, or other transportation application. Construction / ...