Just attach the bulb ballasts plug it in.
Build your own fluorescent light fixture.
Each letter will be constructed of 4 lights.
Locate a ballast as i mentioned above i have been recently experimenting with using spiral cfl ballasts to power other bulbs.
I want to use bulbs that are 2 4 feet long or what ever is easiest.
Or you can read the printing on the tube to identify the correct replacement type.
Now for building your own fixture.
A fluorescent tube that is failed or failing usually has darkened areas near one or both ends of the tube.
I want to build several letters out of fluorescent light bulbs for example one letter is o but it will look more like.
Build a customized fluorescent lamp system t5 when growing seedlings and plants in the vegetative stage using fluorescents is a great way to provide the beloved plants with bright and balanced light.
You need to buy a spiral cfl with the proper wattage you want.
To replace remove the old tube and bring it to the hardware store.
This is great fixture for growing plants.
From scratch without buying light fixtures and taking them apart.
This guide shows how to build a system that will fit for almost any growing needs indoors.