Nexo Alpha System - Manual (Page 22)

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USER MANUAL
VERSION :1.01
DATE : 06/10/10
II. T ECHNICAL S PECIFICATIONS
4.4. A LPHA S2
SYSTEM SPECS ALPHA S2 with SubTD Controller
Frequency Response [a] 32(?) Hz – 64 Hz ± 3 dB
Usable Range @-6dB [a] 29 Hz – 180 Hz
Sensitivity 1W @ 1m [b] 105 dB SPL
Peak SPL @ 1m [b] 140 dB Peak
Nominal Impedance 3 ohms (2.7 min)
Recommended Amplifiers 1800 to 2400 Watts into 3 ohms
FEATURES ALPHA S2
Components 2 x 18’’ (46cm) long excursion 6 ohms drivers, high efficiency acoustic load.
Height x Width x Depth
1200 x 689 x 754 mm carpet version
(47 ¼" x 27 1/8 " x 29 11/16")
Shape 22.5 Trapezoid
Weight : Net
85 kg (187 Lb)
with wheelboard: 95 kg (209 Lb)
Connectors 1 x 4 poles Speakon 1+ & 1- (Sub S2)
Construction Baltic Birch with Dark Grey carpeting, Structured Black coating painting finish also available.
Handles 4 Metal Bar Handles
Front Finish Acoustic Foam on hex perforated steel grid (77% transparent)
Flying points
4 Flying Tracks on front (7 positions on 2° steps)
Top to bottom Steel Backplate
2 Flying Tracks on Back (Hinge fixing)
Internal top to bottom Steel links
Painted version without Flying Tracks also available
Fixed Installation The X-Bow Flying Tracks can also receive standard Aircraft Flying Fittings.
As part of a policy of continual improvement, NEXO reserves the right to change specifications without notice.
[a] Response Curves and Data : Anechoic Far Field above 200 Hz, Half-space Anechoic below 200 Hz.
Usable Range Data : Frequency Response Capability with TD crossover slopes removed.
[b] Sensitivity & Peak SPL : will depend on spectral distribution. Measured with band limited Pink Noise.
Refers to the specified +/- 3 dB range. Data are for Speaker + Processor + recommended amplifier combinations.