Uni 3220 -

Imagine trying to measure the RPM of a ceiling fan, a drill press, or a lathe. Using a contact wheel is dangerous and can alter the speed of the machine due to friction. The Uni 3220 solves this with a simple principle:

Focuses on taxable income calculations for individuals and businesses (at Thompson Rivers University). Social Sciences & Humanities uni 3220

How does it stack up against the popular Fluke 931 or the cheaper no-name units? Imagine trying to measure the RPM of a