Do a search here on brake controllers. You'll find the majority of folks in two basic camps....Jordan and Prodigy. Both are excellent controllers and come highly recommended by the masses, let alone on this forum. Of course, I am sure there are other great controllers, but these two seem to have attracted the biggest following that I know of......
Computers manufactured by companies such as IBM, Compaq and millions of others are by far the most popular with about 70 million machines in use worldwide. Macintosh fans note that cockroaches are far more numerous than humans and that numbers alone do not denote a higher life form. -NY Times 11/91