Tag Archives: hid bulbs

*Learn* Your Marijuana Growing Ballasts

cannabis college

A ballast is a device that regulates specific starting requirements and line voltages for a specific HID (High-Intensity Discharge) lamp. There are many brands of ballasts in the marketplace yet there are only two (2) main types of ballasts for marijuana growing. Ballasts can be either magnetic ballasts which use transformer coils or they can be…