What is the frequency response of the CM500i speaker?

The frequency response is 78 Hz to 22 kHz.

What is the maximum power rating of the CM500i speaker?

The max program power is 150 Watts and the max continuous power RMS is 75 Watts.

What accessories are included with the CM500i speaker?

Included accessories are the tile bridge, Euroblock connector, and paint mask.

In-CeilingSpeaker, Key Features | Phase Technology CM500i

CM500i	In-Ceiling Speaker
	Technical Information for System Engineers

Specifications: CM500i

System Type

Frequency Response (- 3 dB)1

Low Frequency (-10 dB)1

Max. Program Power

Max. Continuous Power RMS2

Max. UL Power Rating3

Max. SPL dB @ 1 M

Sensitivity dB @ 1W/1M4

Impedance (nominal)

Coverage Angle (-6 dB @ 2 kHz)

Coverage Angle (-6 dB @ 10 kHz)

Directivity Factor (Q)

Directivity Index (DI)

Tap Selector

Transformer Taps

Tile bridge included

5.25” Coax, in-ceiling, ported (33 Watt transformer for 25/70.7/100 Volt or voice coil/8 Ohm direct)

78 Hz - 22 kHz

55 Hz - 22 kHz

150Watts

75Watts

50Watts 107.5 dB 88.5 dB

8 Ohm (nominal value) 140º 105º

4.82 (Averaged 100 Hz - 10 kHz); 5.78 @ 2 kHz

6.21 dB (Averaged 100 Hz - 10 kHz); 7.62 dB @ 2 kHz 6-Position rotary switch with voice coil/8 Ohm direct

Key Features

• BroadBeam® waveguide technology

delivers a consistent dispersion pattern

up to 10 kHz for maximum coverage

area per speaker (EASE™ documented).

• One 133 mm (5.25 in) polypropylene

woofer and one 25 mm (1.0 in) convex

aluminum tweeter with FerroFluid™

cooling mounted to a proprietary cast-

aluminum M5™ baffle and heat sink.

• Rapid installation blind-mount, fixed-

wing mounting mechanism with con-

stant tension design affixing to ceiling

thickness tolerances ranging from 6.4

mm (0.25 in) to 42.9 mm (1.69 in).

• Separate tool-free magnetic grille &

bezel assembly for ease of install &

in-field painting.

• Iridite-plated steel grille with protec-

tive powder-coated finish for lasting

durability.

• Easy access 6-position selectable tap

switch for 25, 70.7 and 100 Volt applica-

70.7 V	Output	100 V	Output	25 V	Output
33 W	105.5 dB	33 W	105.5 dB	5 W	97.5 dB
17 W	103.0 dB	17 W	103.0 dB	2.5 W	94.5 dB
9 W	100.0 dB	9 W	100.0 dB	1.3 W	91.5 dB
6 W	98.5 dB	6 W	98.5 dB	0.63 W	88.5 dB
3 W	95.5 dB

Transducers
Low Frequency Driver	1 x 133 mm (5.25 in) Polypropylene cone, butyl rubber surround
High Frequency Driver	25 mm (1.0 in) Convex aluminum tweeter with waveguide
Low Frequency Voice Coil	25 mm (1.0 in)
Crossover Frequency	3 kHz
Network Type

tions with voice coil/8 Ohm direct sim-

plifies ordering & inventory tracking.

• 88.5 dB average sensitivity offers high-

output capabilities & reduced amplifica-

tion costs.

• UL 1480 rev. 5 & 2043, CE (EMC Direc-

tive 89/366/EEC, EN55020, EN55013 &

IEC529 approval pending. Milspec 810

approved.

• Included accessories: Tile bridge,

Euroblock connector & paint mask.

Low Pass

High Pass

Enclosure Material

Motor Board

Grille

Inputs

Colors

Backcan Diameter

Backcan Height

Visible Diameter

Visible Height

Weight

Shipping Weight

Accessories

Included

Optional

Packaging

12 dB per octave, 2nd order

Drawn aluminum backcan with ABS baffle

Cast aluminum

Iridite-plated steel with powder-coat finish

4 Pin, 5 mm Euroblock for individual or daisy chain connection

Black or white

219.2mm / 8.63 in

197 mm / 7.75 in

271.9mm / 10.71 in

24.5mm / .96 in

3.4kG / 7.5 lbs

10.7kG / 23.5 lbs (2 per box, includes tile bridges)

Tile bridge, Euroblock connector & installation aid

Pre-Construction Bracket (AC-CM5-PCB),

Junction Box (AC-CM-JBOX)

2 Per box

• Optional accessories: Pre-Construction

Bracket, Junction Box and Square Grille

for architectural specifications.

• High-quality black or white paint

finish. Custom paint colors optional.

Description

The CM500i is a 5.25” 2-way blind-mount in-ceiling speaker that delivers effective low-end response (55 Hz) and optimal off- axis performance (up to 10 kHz, EASE™ documented). SoundTube’s proprietary BroadBeam® waveguide tweeter system delivers consistent high-performance audio across the operating bandwidth. The CM500i speaker design incorporates a low-profile grille, proprietary M5™ motor-

1Frequency response is measured in half space and includes a low-frequency peak > + 3 dB.

2 Continuous power rating, EIA-426-B test.

3 UL testing speciﬁes band-limited pink noise over the indicated frequency spectrum. 4 2.83 Volts at a distance of 1 meter.

SoundTube continually develops new product innovations and improvements. Updates to existing products without prior notice are an example of SoundTube’s drive for constant improvement.

board, 6-position tap switch with voice coil/8 Ohm direct. Mounting hardware is included & features a fast & secure con- stant-tension fixed-wing mounting system.

Phase Technology CM500i specifications In-CeilingSpeaker, Key Features, Description

Models: CM500i

CM500i