Transcript
SCS 8
Spatially Cued Surround Loudspeaker 2-Way Coaxial with 8" LF
Professional Series
Key Features: 䉴 250 Watt power handling (average continuous pink noise) with high sensitivity provides high SPL capability. 䉴 Consistent 120° x 120° broadband pattern control 䉴 Extraordinary clarity cinema surround with extended frequency response for special effects 䉴 Components: • 200 mm (8 in) woofer with Kevlarreinforced cone and 50 mm (2 in) voice coil. 䉴 • 25 mm (1 in) exit compression driver with unique patented design and high temperature polymer diaphragm. 䉴 70 Hz – 20 kHz frequency response 䉴 High-power passive crossover network 䉴 Overload protection
Applications: The SCS 8 is a coaxial-driver, 2-way, full-range cinema surround loudspeaker ideal for multi-channel surround formats and is designed for overhead installation as well as for standard on-wall installations The SCS 8 is comprised of a highpower coaxial 200 mm (8 in) low frequency driver and 25 mm (1 in) high frequency compression driver. The coaxial design utilizes a unique tapered pole-piece design and transitions to the cone of the low frequency driver as a large diameter pattern control horn for the high frequencies, both eliminating high-frequency beaming and extending pattern control to the lowest possible frequencies. The result is a coaxial speaker with wide, extremely consistent 120° coverage on a broadband basis. Component features include a Kevlarreinforced low-frequency cone for reliability, well-damped surround edge for smooth frequency response, hightemperature voice coil and a reduced distortion design through saturated-gap magnet geometry. The high-frequency compression driver features a unique patented design, high-temperature polymer diaphragm, and fluid cooling for high output levels with low distortion.. The enclosure is constructed of thick, ABS plus fiberglass and is heavily braced to maximize low-frequency performance. A heavy-duty zinc-rich U-type mounting bracket is included.
Specifications: System: Frequency Range (-10 dB)1: Frequency Response (±3 dB)1: Coverage Pattern2: Directivity Factor: Directivity Index (DI): Long-Term System Power Rating (IEC)3: Sensitivity (2.83V @ 1m): Maximum SPL4: Crossover Network: Nominal Impedance:
70 Hz – 20 kHz 90 Hz – 20 kHz 120° x 120° 8.1 (1 k – 16 kHz) 8.4 dB (1 k – 16 kHz) 250 W 2 hrs. 200 W 100 hrs 94 dB (Ave. 90 Hz – 20 kHz) 118 dB (peaks of 124 dB) @ 1m 2.1 kHz, 3rd order (18 dB/oct) high-pass plus conjugate to HF, 2nd order low-pass to LF 8 ohms
Transducers: Low Frequency Driver: Kevlar-reinforced cone with weather treatment, 50 mm (2 in) voice coil. High Frequency Driver: 25 mm (1 in) diaphragm and voice coil diameter, high temperature polymer diaphragm, patented design, fluidcooling. HF Driver Protection: Minimum audibility SonicGuard™ HF overload protection Physical: Enclosure: ABS with Glass enclosure Attachment: Two M10 points for included U-bracket. M6 secondary safety attachment point on back panel. Grille: Corrosion-resistant zinc-rich steel grille. Input Connection: CE-compliant covered barrier strip terminals. Barrier terminals accept up to 9 mm outside 4 mm inside openlug (#6, #8 or #10) plus bare wire up to 2.5 mm2 (12 AWG) wire or spade lugs. Dimensions: 300 x 300 x 305 mm (11.8 x 11.8 x 12.0 in), cabinet 359 mm (14.2 in) including bracket extending to back Colors: Black Net Weight: 8.2 kg (18 lb), 10.0 kg (22.0 lb) with U-Bracket Shipping Weight: 11.4 kg (25.0 lb) Included Accessories: U-bracket, steel. 1 2 3 4
Full-space (free-field) Average 1 kHz to 10 kHz IEC standard, full bandwidth pink noise with 6 dB crest factor. Calculated based on power rating and measured full-space sensitivity.
JBL continually engages in research related to product improvement. Changes introduced into existing products without notice are an expression of that philosophy.
䉴 SCS8 Spatially Cued Surround, 2-Way Coaxial Loudspeaker with 8" LF Beamwidth vs. Frequency
Frequency Response in half-space (2, solid line) and full-space (4, dotted line) 105
SPL (dB)
95
85
75
65 20
100
1000
10000
20000
Frequency (Hz)
Impedance
Off-Axis Frequency Response
100
Impedance (Ohms)
Attenuation (dB)
10
0 deg
0
10 deg 20 deg
-10
30 deg 40 deg
-20
-30
20
100
1000
10000
10
1 20
20000
100
Dimensions
1000
10000
20000
Frequency (Hz)
Frequency (Hz)
102 [4.0]
Attaching U-Bracket to Cabinet
45º
6.3 [R.25] 5.1 [R.20] x 28 [1.1] 359 [14.2]
6.3 [R.25] 3.8 [R.15] x 24 [.95]
5.1 [R.20]
176 [6.9]
90º 305 [12.0]
140 [5.5]
51 [2.0] 88 [3.5]
64 [2.5]
62 [2.5]
294 [11.6]
272 [10.7]
M10 Bolt Friction Gasket
25 [1.0]
Flat Washer
64 [2.5]
Lock Washer 220 [8.65]
Bracket Rotational Range = ±90°
300 [11.8]
300 [11.8]
M6 secondary safety attachment point
JBL Professional 8500 Balboa Boulevard, P.O. Box 2200 Northridge, California 91329 U.S.A. © Copyright 2013 JBL Professional www.jblpro.com
SS SCS8 CRP 03/13
