specs. (83) RTA 12!'s

[soundfreak1]

Anyone know where I can find the specs. 4 a pair of (1983) RTA 12b's. Have looked everywhere! Is there an archive site? Any direction would be appreated.

[Outfitter03]

Link to a Spec discussion:
http://www.audiokarma.org/forums/showthread.php?t=68041

Crossover Schematic:

http://www.polkaudio.com/forums/showthread.php?t=38755

Page down and you can download PDF.