1st - Nautilus
2nd - Signature (better x-over, exotic finishes and woofer response, limited release)
3rd - 'S' (regular finishes, similar x-over and woofer response to Signature series)
4th - Diamond (All Diamond tweeter, new finishes)
That is my guess on the generations.
2nd - Signature (better x-over, exotic finishes and woofer response, limited release)
3rd - 'S' (regular finishes, similar x-over and woofer response to Signature series)
4th - Diamond (All Diamond tweeter, new finishes)
That is my guess on the generations.