Extech 461830 and 461831
Digital Stroboscopes

• Checks and analyzes motion and speed by simply aiming and synchronizing its flash rate (FPM) with a rotating object
• Read RPMs on 4 digit LED display
• Duty cycles from 5 to 30 minutes and 1 second sampling time
• Ideal for measuring the speed of moving gears, fans, pumps, motors and other equipment used in general maintenance, production, quality control or laboratories
• High accuracy over a wide, dynamic range via exclusive microcomputer LSI circuit and crystal control time-base
• Can be tripod mounted