sacado de la página de KEF.......espero que te sea de ayuda....

http://www.kef.com/history/1990_1/coda/coda8.htm

Specifications

Cabinet Design 2-way, 2-driver bass reflex
Crossover frequency 3kHz
Frequency Range +/* 3dB 45Hz - 20kHz
Sensitivity - 2.83v @ 1m 91dB
Maximum output - typical in room 110dB
Amplifier requirements 10-100W
Impedance 6ohms
Weight 4.6kg (10.1lbs)
Dimensions
(H x W x D) 325 x 200 x 288mm
12.8 x 7.9 x 11.3in.
Finishes black ash

A 2-way bass reflex speaker with staggering mid-range performance, Coda 8 features KEF's celebrated 25mm (1") soft dome tweeter for a clear and natural-sounding HF response. Like
Coda 9, it boasts 91dB sensitivity - remarkable considering its bass extension.

Smooth response 25mm (1") soft dome tweeter
165mm (61/2") coated paper cone bass driver
Suitable for shelf or stand mounting
Elegant styling
Impressive power handling
Serious sound quality with outstanding value