Tannoy CMS801 DC BM, CMS801 DC PI Technical Specifications, CMS801 PI Back can Dimensions

CMS	7.4 CMS801 sub PI DIMENSIONS:
	TEMPLATE HOLE CUTOUT SIZE: 295mm

8.1 TECHNICAL SPECIFICATIONS:

MODEL CMS801 DC

117.5	286.4
[4.63"]
	[11.27"]

18.5

[0.73"]

325.0

[12.80"]

7.3 CMS801 PI BACK CAN DIMENSIONS:

TEMPLATE HOLE CUTOUT SIZE: 295mm

168.5

[6.63"]

397.0	291.4	365.0
[15.63"]	[11.47"]
		[14.37"]

8.8	151.2
[0.35"]	[5.95"]

System

Frequency response (-3dB) (1)	47Hz - 30kHz
BM back can
Frequency range (-10dB) (1)	40Hz - 35kHz
BM back can
Frequency range (-10dB) (1)	41Hz - 35kHz
PI back can
System sensitivity (1W @1m) (2)	92dB (1W = 2.83V for 8 Ohms)
Nominal coverage angle	90 degrees concal
Coverage angle (1kHz to 6kHz)	100 degrees conical
Directivity factor (Q)	5.5 averaged 1kHz to 6kHz
Directivity index (DI)	7.2 averaged 1kHz to 6kHz
Rated maximum SPL	112dB (average)
	118dB (peak)
With THP60	110 (average)
Power handling
Average	90W
Programme	180W
Peak	360W
Recommended amplifier power	180W @ 8 Ohms
Nominal impedance	8 Ohms
Transformer taps (via front rorary switch)
70V	60W/30W/15W/7.5W/OFF
	& Low impedance operation
100V	60W/30W/15W/OFF
	& Low impedance operation
Distortion
10% full power (8.49V)	2nd Harmonic	3rd Harmonic
250Hz	0.65%	0.39%
1kHz	1.36%	0.29%
10kHz	1%	0.03%
1% full power (2.68V)	2nd Harmonic	3rd Harmonic
250Hz	0.20%	0.43%
1kHz	0.49%	0.28%
10kHz	0.42%	0.03%
Crossover	2kHz - 2nd order LF,
	2nd order order HF
	(with dynamic HF protection)
Transducers
Low frequency	200mm (8.00") Dual Concentric™
	constant directivity driver with multi
	fibre paper pulp cone
High frequency	25mm (1.00") titanium dome
	with neodymium magnet system

Notes:

(1)Average over stated Bandwidth. Measured in an IEC baffle in an Anechoic Chamber

(2)Unweighted pink noise input, measured at 1m on axis.

(3)Long term power handling capacity as defined in EIA - 426B test

Enclosure
Back can	Zinc plated steel
Baffle	Reflex loaded UL 94V-0 rated ABS
Grille	Steel, with weather resistant coating
Safety Features	Safety ring located at rear of enclosure
	for load bearing safety bond
Clamping Design	security toggle clamp
Backcan Options
Blind Mount (BM)	Complete with fixed back can
Pre Install (PI)	Separate back can for pre installation
Cable Entry Options	Cable clamp & squeeze connector for
	conduit up to 22mm
Conduit Knockouts	3 sets of horizontal positions
	19/22/28mm 0.75/0.87/1.1"
Connectors	Removable locking connector with screw
Safety agency ratings (pending)	UL-1480, UL-2043, CE
BM hole cutout diameter	295mm (11.61")
PI hole cutout diameter	295mm (11.61")
Dimensions
Bezel diameter	325mm (12.80")
Front of ceiling to	310.5mm (12.22")
rear of back can (BM)
Front of ceiling to	327.8mm (12.90")
top of safety loop (BM)
Back of ceiling surface to	151.2mm (5.95")
rear of back can (PI)
Back of ceiling surface to	168.5mm (6.63")
top of safety loop (PI)
Front of ceiling to rear of	123.7mm (4.87")
bass ports (no back can) PI
Net Weight (ea)
CMS801 BM	6.3kg
CMS801 PI	3.0kg
PI back can	4.3kg
Shipping Weight
CMS801BM (pair)	19.0kg
CMS801PI (pair)	11.2kg
PI back can (single)	5.7kg
Included Accessories	C Ring, tile bridge, paint mask,
	cutout template, grille
Optional Accessories	Plaster (Mud) Ring, line transformer for PI
	product installs without back can

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