Ideally you would want to bridge the power amps to mono.
The way it is configured in the photos appears that you are only using one channel of each stereo power amp, so advantage of having two amps is reduced. More headroom on the power supplies, I guess.
Ideally you would want to bridge the power amps to mono.
The way it is configured in the photos appears that you are only using one channel of each stereo power amp, so advantage of having two amps is reduced. More headroom on the power supplies, I guess.