I did a quick search on Google and came across this:
a little proac info.
Discussion in 'Hi-Fi and General Audio' started by Lt Cdr Data, Dec 28, 2003.
Proac are a little mean on what they divulge, so I thought I would share a little of my hard earned knowledge, and give a kind of database of proac info for fans and curios
.
for some great proac klones check this out.
http://audioclone.free.fr/scanspeak.html
Older proacs are divided into 3 ranges,
1/the tablette
2/studio
3/ response
tablette 3, 50, 2000 inc. signatures use seas woofers and seas or scanspeak tweeters...2010 on signatures.
https://www.audio-forums.com/threads/a-little-proac-info.85593/
.
.
.