JBL 8128 Ceiling Speaker 8 Inch 6 Watts

Key Features:
Clear, High-Fidelity Performance
6W Transformer for use on 70V / 100V
Distributed Lines
Dog-Ears for Easy Blind Mount
Installations
High Sensitivity for Maximum Power
Efficiency
Open-back design for applications not
requiring an in-ceiling backcan.

Specifications (8128):
Component: 200 mm (8 in) Full-Range
Frequency Range (-10 dB): 50 Hz – 16 kHz
Coverage: 90° conical
Sensitivity (2.83V@ 1m): 97 dB (1 kHz - 8 kHz)
Termination: Bare Wire
Nominal Driver Impedance: 8 ohms
Driver Power Capacity: 25 W
70V/100V Transformer Taps: 6 W, 3 W, 1.5 W, (0.75 W at 70 V only)
Dimensions (Diameter x Depth): 287 mm (11.3 in) diameter round baffle x 104 mm (4.1 in)
depth from back of baffle
Cutout Dimension: 260 mm diameter (10.1 in)
Net Weight: 1.4 kg (3.0 lb)
Included Accessories: Sculpted Grille
Optional Accessories: MTC-8128C C-ring
MTC-RAIL tile rails
Plenum Usage: Not intended for use in return air plenums

Features:

1 x 6 ½ ¨ Mineral Filed Polymer Cone
2 x ¾ ¨ Soft Dome Tweeter
Amplifier Power 20-100 W/ch
Impedance 8 Ohms
Sensitivity 89dB
Dimensions (cm) 22 x 7
One Speaker with Dual Inputs

• Frequency Range (-10 dB) : 34 Hz – 18 kHz In half space (in ceiling)
• Frequency Response (±3 dB) : 47 Hz – 16 kHz In half space (in ceiling)
• Coverage Pattern : 90° conical, broadband (Avg 1k - 16kHz) Average 1 kHz to 10 kHz
• Directivity Factor (Q) : 8.7 (1k - 16kHz)
• Directivity Index (DI) : 9.4 dB (1k - 16kHz)
• Long-Term System : 250 W (1000 W peak), 2 hrs
• Power Rating, IEC3 : 150 W (600 W peak), 100 hrs
• Sensitivity (2.83V@ 1m) : 94 dB measured half-space, 99 dB computed for competitive comparison
• Maximum SPL6 : 118 dB cont ave (124 dB peak)
• Crossover Network : 1.8 kHz, 3rd order (18 dB/oct) high-pass plus conjugate to HF, 2nd order low-pass to LF.
• Nominal Impedance : 8 ohms
• Transducer Low Frequency Driver : Kevlar reinforced cone, 50 mm (2 in) voice coil.
• Transducer High Frequency Driver : JBL 2412H-1 compression driver, 25 mm (1 in) voice coil.
• Input Connector : Removable locking connector with screw-down terminals. Max wire 12 AWG (2.5 mm2)
• Dimensions (H x W x D) : 366 x 366 mm (14.4 x 14.4 in) square baffle x depth from back of baffle of 223 mm (8.8 in) on 321C
• Net Weight : 16.0 lbs. (7.3 kg)
• Shipping Weight : 19.4 lbs. (8.8 kg)

Outer Flange Diameter | Metric :8-3/4” | 22.2 cm
Cut Out Diameter | Metric :7-5/8” | 19.4 cm
Depth from Flange | Metric :4-3/8” | 11.11 cm
Driver Complement :One 1" pure aluminum dome tweeter coaxially mounted in a 6-1/2" bass/midrange driver
Frequency Response :30 Hz – 30 kHz
Impedance :Compatible with 8 Ohm outputs
Recommended Associated Amplifier Power :10 – 200 watts
A/V Receiver Crossover Setting :100 Hz
Inputs :One pair of 5 way binding posts
Available Finishes :Paintable White
Packaging :Two to a carton
Weight | Metric :4.5 lbs | 2.0 kg
Warranty :5 Years

Driver Complement
Mid/Woofer     1 - 6-1/2" Diameter (16.51cm)
Dynamic Balance polymer composite cone driver
Tweeter     2 - 3/4" Diameter (1.91cm)
Silk Dome Tweeters
Electrical
Overall Frequency Response     40Hz-20kHz
Lower -3dB Limit     55Hz
Upper -3dB Limit     20kHZ
Nominal Impedance     8 ohms
Recommended Amplifier Power     20 - 100 w/channel
Efficiency     89 dB
Dimensions
Overall Diameter     8-15/16“(22.70cm)
Cut-out Diameter     7-5/8“(19.37cm)
Mounting Depth
(assumes 1/2" [12.7mm] wall material)     2-5/8" (6.67cm)
Overall Depth     3-1/8" (7.94cm)
Shipping/Other      
Shipped As     each
Product Weight     2.55 lbs. (1.16kgs) each
Total Shipping Weight     3.00 lbs. (1.36kgs)
Speaker Warranty     Lifetime Warranty