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SoundTube Entertainment CM800I 8" Coaxial In-Ceiling Speaker (Black)

SoundTube Entertainment CM800I 8" Coaxial In-Ceiling Speaker (Black)
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  • This item is noncancelable and nonreturnable.
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SoundTube Entertainment CM800I Overview

The blackCM800I 8" Coaxial In-Ceiling Speaker by SoundTube is a two-way, blind-mount, in-ceiling speaker design that delivers extended low ended response and optimal off-axis performance. SoundTube's propriety BroadBeam waveguide tweeter system delivers consistent high performance audio across the operating bandwidth. Mounting hardware is included and features a fast and secure constant-tension, fixed-wing mounting system.

One 8" polypropylene woofer and one 1" convex titanium tweeter
Patented BroadBeam waveguide technology delivers a consistent BroadBeam dispersion pattern for maximum coverage area per speaker
Accessible six-position tap switch for 25/70.7/100 V applications and transformer bypass position
Incorporates a steel grille with protective powder coated finish for lasting durability

SoundTube Entertainment CM800I Specs

Speaker Type8" coaxial, in-ceiling
Transformer Isolation Voltage66 W for 25/70.7/100 V or transformer bypass
Nominal Impedance8 Ω
Sensitivity90 dB @ 2.83 V/1 m
90 dB @ 1 W/1 m (sensitivity determined using nominal impedance)
Frequency Response97 Hz - 22 kHz @ -3 dB
71 Hz - 22 kHz @ -10 dB (Measured in half or full space as dictated by speaker mounting configuration)
Max. Program Power250 W (Max program power is 3 dB above max continuous power)
Max. Continuous Power RMS125 W (Continuous power rating, EIA-426-B test)
Max. power SPL111 dB @ 1 m (Based on maximum continuous power)
Coverage Angle140º (-6 dB @ 2 kHz)
110º (-6 dB @ 10 kHz)
120º (averaged 2-10 kHz)
Directivity Factor3.8 (averaged 100 Hz - 10 kHz)
4 (2 kHz)
Directivity Index6 dB (averaged 100 Hz - 10 kHz)
4 dB (2 kHz)
Tap Selector6-position rotary switch with transformer bypass position
TransducerLow-Frequency Driver: 8" (203 mm) Polypropylene cone, butyl rubber surround
High-Frequency Driver: 1" (25 mm) Silk dome tweeter
Voice CoilLow-Frequency: 1.2" (30.4 mm)
Crossover Frequency3 kHz
Network TypeLow and High Pass 12 dB per octave, 2nd order
Enclosure MaterialDrawn aluminium backcan with ABS baffle
Inputs1 x 4-pin, 0.2" (5.08 mm) Euroblock
Mounting Holes Diameter12.75" (323.9 mm)
Ceiling Thickness0.25 to 1.91" (6.4 to 48.5 mm) Minimum to Maximum
RegulatoryUL 1480 and 2043 pending,
CE Approved
Dimensions11.68 x 7.94" (296.7 x 201.7 mm)
Weight12.5 lb (5.7 kg)
Packaging Info
Package Weight17 lb
Box Dimensions (LxWxH)19 x 16 x 16"

SoundTube Entertainment CM800I Reviews

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