Is the X-Line a new edition of the Phonologue-E series from 1993? => The Platinum-X is very similar to the Quad ral Ruby, but has only 1 rear bass reflex port (as some picture uploads show).
Other similarities/ differences:...?
Other models of this series (ascending from small to large):
Manufacturer: Quad ral
Series: X-Line
Model: Platin-X
Years of construction: approx. 1998
Manufactured in: West Germany
Color: silver, black, beech decor
Dimensions: 900 x 220 x 268 mm (H x W x D)
Weight: approx. 13 kg
Factory price approx.: 1400 DM/pair
Type of construction: 3-way bass reflex, floorstanding speaker