Yeah, nice amps and lots of power. I have 4 of them, 2 silver and 2 black, 1 3622 for sub, 3 2422 for screen channels. Some might call it overkill, but everything plays at ease. Dude
Hello Alex, Is 70W enough, well, it depends. How loud do you want to play? As mentioned above, being your room is a good size, it will take more power to reach higher levels than most standard home rooms. For instance, to reach 85dB at your back wall, distance of 25' with 86dB sens...
I have two subs, one stacked on top of the other. With that configuration the coupling should give me roughly 3dB more bass, and then even a little more being they are in the corner. I have 700W to power them. So far, neighbors have not complained.
One thing you need to consider is how loud do you need to play. What dB SPL levels do you need reach? Professional locations are almost always much much larger than home theaters, so requires a lot more power and power handling than what consumer gear can provide. For example, if your church...