SoundTube ST-CM800i-BK, 8″ In Ceiling Speaker in Black with a BroadBeam Tweeter, Black
Patented BroadBeam Ring™ waveguide technology delivers a consistent dispersion pattern for maximum coverage area per speaker. One 8.0 inch polypropylene woofer and one 1.0 inch convex titanium tweeter with FerroFluid cooling mounted to a proprietary cast-aluminum baffle and heat sink.
Rapid-installation, blind-mount, fixed-wing mounting mechanism with constant-tension design affixing to ceiling thicknesses ranging from 0.25 inch (6.4 mm) to 1.91 inch (48.5 mm). Easy-access six-position selectable tap switch for 25-, 70.7- and 100-volt applications with transformer bypass position.
- Patented BroadBeam® waveguide technology delivers a consistent BroadBeam dispersion pattern for maximum coverage area per speaker (2-10 kHz, independently verified)
- One 8” (203 mm) polypropylene woofer and one 1” (25.4 mm) convex titanium tweeter with FerroFluid cooling mounted to a proprietary castaluminum baffle and heat sink
- Rapid installation blind-mount, fixed-wing mounting mechanism with constant-tension design affixing to ceiling thicknesses ranging from 0.25” (6.4 mm) to 1.91” (48.5 mm)
- Easy access six-position selectable tap switch for 25, 70.7, and 100 V applications with transformer bypass position
- Separate tool-free magnetic grille and bezel assembly with integrated safety cable for ease of install and in-field painting
- Steel grille with protective powder-coated finish for lasting durability
- Average sensitivity of 90 dB offers high-output capabilities and reduced amplification costs • UL1480A and UL2043 approved
- High-quality black or white paint finish. Custom paint colors optional
- Included accessories: tile bridge, Euroblock connector, conduit plate, and paint mask
- Optional accessories: color-coded (purple) pre-construction bracket (AC-CM8-PCB), and junction box (AC-CMi-JBOX)
Specs
| Color | White |
|---|---|
| UPC | 752830448988 |
| Manufacturer | SoundTube |
| Manufacturer's Category | CMi In-Ceiling |
| Shipping Weight | 40.05 lbs / 18.17 kg |
| Carton Height | 19 in / 482.6 mm |
| Carton Length | 32 in / 812.8 mm |
| Carton Width | 14.25 in / 361.95 mm |
| Certifications | CE, RoHS, UL1480A, UL2043 |
| Enclosure Properties | ABS Glass Fiber Reinforced, Injection Molded, Ported |
| Enclosure Volume | 513.8 cu in / 8419.67 cu cm |
| Included Accessories | Conduit Plate, Euroblock, Grille, Paint Mask, Tile Bridge |
| Optional Accessories | White Metal Grille (GRL-CM6/8-WH-1)|White Weather-Guard Grille (GRL-CM6/8-WG-WH)|White Flangeless Grill (GRL-CM6/8-FLG-WH)|Tile Bridge (AC-CM8-TB)|Pre-Construction Bracket (AC-CM8-PCB)|Junction Box (AC-CM-JBOX) |
| Source Inputs | 4 Pin 5.08mm Euroblock |
| TAA Compliant (Trade America) | No |
| BAA Compliant (Made in USA) | No |
| Backcan Diameter | 11.68 in / 296.7 mm |
| Backcan Height | 7.94 in / 201.7 mm |
| Coverage Angle (±6dB @ 2kHz) | 110° |
| Crossover Frequency | 3.0 kHz |
| Cutout Width/Diameter | 12.75 in / 323.9 mm |
| Directivity Factor (Q) (Averaged 100Hz - 10kHz, @ 2kHz) | 3.8 and 4 |
| Directivity Index (DI) dB (Averaged 100Hz - 10kHz, @ 2kHz) | 6.0dB and 4.0dB |
| Frequency Response (± 10 dB) | 71 Hz - 22 kHz |
| Frequency Response (± 3 dB) | 97 Hz - 22 kHz |
| Grille Properties | Standard-Flange, Magnetic, Powder-Coated, White, Paintable, Steel |
| Low Frequency Voice Coil | 1.2 in / 30.4 mm |
| Low Pass Crossover | 12 dB per octave 2nd order |
| Max. Ceiling Thickness | 1.91 in / 48.5 mm |
| Max. Continuous Power RMS | 125W |
| Max. Program Power | 250 W |
| Minimum Impedance (Ω Ohms) | 5.3 Ω |
| Minimum Ceiling Thickness | 0.25 in / 6.4 mm |
| Network Type: High Pass | 12 dB per octave 2nd order |
| Nominal Impedance (Ω Ohms) | 8 Ω |
| Tweeter Driver | 1" Convex Titanium w/ BroadBeam® Waveguide |
| Woofer Driver | 8" Polypropylene Cone w/ Butyl Rubber Surround |
| Sensitivity dB @ 1W/1M | 90 dB |
| Sensitivity dB @ 2.83V/1M | 90 dB |
| Tap Selector | Rotary Switch |
| Transformer Options | 25 / 70.7 / 100 V, 8 Ohm direct |
| Transformer Taps Max. Setting (25V/70.7V/100V) | 9W/66W/66W |
| Visible Diameter | 14.76 in / 374.9 mm |
| Visible Height | 1.08 in / 27.4 mm |
Additional information
| Color | Black, White |
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