Well, obviously you're not talking about these:
http://jbl.com/home/products/product...CheckProduct=Y
so it must be these:
http://jbl.com/home/products/product...CheckProduct=Y
The Tech Manual is available on line here:
http://manuals.harman.com/JBL/HOM/Te...L4800%20ts.pdf
The Ultra 1230 Ti tweeter (70740-1) is pretty nice, and the other drivers are adequate. I'd keep a pair handy if I had 'em.
The parts are mostly available and surprisingly a bit more than I'd expect.
Part Number: Description: Price: Availability Date:
000000000000071052 GRILLE JBL4800,JBL4900 $38.70 NOT AVAILABLE
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000000000000071055 NETWORK JBL4800/G400 $84.40 1/12/2006
505G Mid Range $30.45 1/12/2006
510G Woofer $110.40 1/12/2006
70740-01 TWEETER JBL2500 2600 2800 3800,JBL2880BK $54.75 NOT AVAILABLE
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