IRS Beta

Technische Daten, soweit bekannt.

Introduced: 1987
Dimensions:  Bass Tower: 167,5 x 44,2 x 36,7 cm
Dimensions:  Mid/High Tower: 167,5 x 43,5 x 45,7 cm
Wight: Bass Tower: 63 kg
Wight: Mid/High Tower: 34 kg
Bass: 4 x 30 cm
Mids: 2 x L-EMIM, 1 x EMIM
Highs: 2 x EMIT (one on the back), 1 x SEMIT
Suggested for amplifiers with: 100-500 Watts per Bass Tower
Suggested for amplifiers with: 150-300 Watts per Mid/High Tower
Frequency range: 15 Hz - 45 kHz
Crossover frequencies: 100 Hz, 750 Hz, 4500 Hz, 10 kHz
Special: Servo control unit for bass drivers
Suggested price (system):  22000 $

Click here for a technical sheet with schematics of the crossover and the servo control unit.

Get the english owners manual here!

Die deutsche Bedienungsanleitung gibst hier.

Reviews
Stereophile: page 1, page 2, page 3, page 4, page 5, page 6
Hifi News & Record: page 1, page 2, page 3