Sigma Acoustics
Sigma Acoustics Orchestra

Orchestra 2.1
- Speaker Type: 3-way bass-reflex
- Tweeter Trasformer Heil Air Motion.
- Midrange Accuton inverse ceramic dome
- Woofer Scan Speak Revelator 18 cm
- Sensitivity: 88,5 dB.
- Impedance: 8 ohms
- Max power: 130 watts.
- Power amplifier: from 40 watts to 130 watts.
- Frequency response: 34 to 24,000 Hz + – 3 db
- Crossover: 6dB/octave
- Cut of frequency: 500 – 3000Hz
- Dimensions: cm. 26x 56x h 103
Net Weight 35 kg each
Orchestra 2.3
- Speaker Type: 3-way bass-reflex
- Tweeter Transformer Heil Air Motion.
- Midrange Accuton series Ceramic
- Woofer Scan Speak Revelator 26 cm
- Sensitivity: 90.5 dB.
- Impedance: 8 ohms
- Max power: 180 watts.
- Power amplifier: from 40 watts to 180 watts.
- Frequency response: 22 to 24,000 Hz + – 3 db
- Crossover: 6dB/octave
- Cut of frequency: 150 – 1900Hz
- Dimensions: cm. 120x34x85
- Net Weight 63kg each
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Orchestra 2.5