Re: Whelen WPS-2907 controller
Posted: Wed May 31, 2023 4:53 pm
A Whelen controller would be harsh on the Federal Signal drivers, they aren't made for that. However, it *has, been done. If you really wanted to go at it(which I just wouldn't recommend), you'd have to wire 4 100W FS drivers in parallel to the output to one of the Whelen controller's 400W amps.