What is a Variable Frequency Drive (VFD)?

What is a Variable Frequency Drive (VFD)? "What is a VFD?" presented by Katie Rydzewski for Galco TV. Buy the items featured in this video at 800-337-1720 or visit: http://www.galco.com/shop/VFDs?source=YouTubeHowTo Sign up for Galco’s newsletter that features our newest products, our can't-miss deals, our best videos, and total access to Galco’s electronics expertise: http://www.galco.com/email/ Connect with us! https://plus.