Originally Posted by
Chris Brown
The orientation of the dust cap should only make a slight difference when it comes to the dispersion of the sound waves, but with the voice coil, magnet, and cone all being identical, they should sound essentially identical. I would say the biggest potential concern would not be any difference in sound between the 127A and 125A, but instead a possible decrease in collector value due to not using exactly the correct woofer. If you are keeping them for your own usage, I would not hesitate.