1921 TACHOMETER TESTER/115V P7-351229 modern altimeter style clock represents

modern altimeter style clock represents cockpit instruments while adding that aviation style and flare to any office or avionics shop

S/A P4-9000021 EX

Nickel-plated steel jaw contact material with standard jaw opening of 5/16 (8mm)

NEW DESIGN W/ WHITE

or electronic equipment

1921 TACHOMETER TESTER/115V P7-351229 modern altimeter style clock representsThe Model 1921 Tachometer Tester is used for the testing and calibration of electrical and mechanical tachometer generators and indicators. Two variable speed brushless motors eliminate the need for gears while providing for a testing range of 10 to 50,000 RPM. Each motor shaft is controlled by closed loop system utilizing hall encoder feedback and a digital motion control card. The result is a very reliable system with a speed accuracy of 0. 005%.