How to pick a fluorescent ballast

Why can't I find 3500K lighting products?

How to pick an LED that is the same brightness as my old light bulb

What is a ballast?

What is fluorescent lighting?

How to read a light bulb part number: linear fluorescent tubes

Which light bulbs need a ballast?

Fluorescent tubes: A brief overview of the different lamp types and sizes

What are the different types of ballasts?