Which one???
amp is 50x 4 at 4 ohms, 150 x 2 at 4 ohms and 75x4 at 2 ohms
should i buy a profile 75x4 amp instead of the concept 504
amp is 50x 4 at 4 ohms, 150 x 2 at 4 ohms and 75x4 at 2 ohms
should i buy a profile 75x4 amp instead of the concept 504