Tannoy

QCI 8DC

Name: QCI 8DC
Brand: Tannoy
SKU: TANNOY-QCI-8DC

Model 0301-ADW · Series QCI

High-Performance 8" Dual Concentric In-Ceiling Loudspeaker for Installation Applications

At a glance

All specifications

Sensitivity: 87 dB (2.83 V / 1 m)
Nominal impedance: 8 ohms
Frequency response: 35 Hz to 20 kHz
Dimensions (W × H × D): 290 × 290 × 114 mm
Weight: 3.1 kg
Frequency response (±3 dB): 35 Hz – 20 kHz

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Overview

Designed and engineered it the UK, the full range QCI 8DC comprises a single 200mm (8.00”) driver with a glass fibre cone and high-excursion rubber surround. Capable of handling up to an impressive 320 Watts the QCI 8DC is capable of higher SPL and greater bass authority than its smaller variants whilst remaining extremely easy to drive and suitable for a wide variety of amplifiers and applications. The QCI 8DC features our legendary and exclusive Tannoy Dual Concentric Driver with Omnimagnet technology. With over seven decades of continuous refinement, the Dual Concentric driver delivers a near-perfect point

In the box

Square grille
square baffle
circular grille
circular baffle
circular paint mask
square paint mask
cutout template
screw

Highlights

High-performance loudspeaker for ceiling installation applications
8" Dual Concentric driver featuring Tannoy Omnimagnet technology
Torus Ogive waveguide for improved directivity
Glass fiber cone with rubber surround for high-excursion linearity
80 Watts continuous, 320 Watts peak power
Extremely thin bezel for discreet installation
Includes round & square baffles for versatile applications
Integrated single unit construction for easy installation
Semi matt white finish fits unobtrusively in any environment
Powder coated UV resistant perforated steel mesh grilles with dust protection
Removable grilles for custom painting
Self-aligning clamp mounting system
Removable Tannoy grille badge

About Tannoy

Our Journey Tannoy is one of the world's most storied and prestigious audio brands, with a legacy spanning nearly a century. Rooted in British engineering, it has evolved from a wartime essential to a global benchmark for high-fidelity and professional sound.

All Tannoy products

Features

Torus Ogive Waveguide
Performance is further enhanced by the implementation Tannoy’s highly innovative Torus Ogive Waveguide which allows rapid wavefront expansion further improving high frequency directivity for a remarkably focused image placement.
Beautifully Elegant
A powder-coated perforated UV resistant steel mesh grill protects from dust and can be removed and painted to match any décor. Unlike many in-ceiling loudspeakers QCI range has an extremely thin bezel for unobtrusive installation. Round and square baffles are included, an innovative self-aligning clamping system makes the single integrated unit easy to install.

Specifications

Sensitivity: 87 dB (2.83 V / 1 m); How loud it plays for a given signal. Higher sensitivity needs less amplifier power.
Nominal impedance: 8 ohms; The electrical load your amplifier drives. System Builder checks it against the amplifier you pick.
Frequency response: 35 Hz to 20 kHz; The range of pitches it reproduces, from deep bass to the top of the treble.
Dimensions (W × H × D): 290 × 290 × 114 mm; Width, height and depth, without cables.
Weight: 3.1 kg; Per unit, out of the box.
Model code: TANNOY-QCI-8DC; Quote it when you ask a specialist.

Specifications

Frequency response (±3 dB): 35 Hz – 20 kHz
Frequency response (-10 dB): 25 Hz – 20 kHz
Sensitivity (1 W @ 1m): 87 dB
Directivity factor (Q): 6.8 averaged 1 kHz to 10 kHz
Directivity index (DI): 8.3 averaged 1 kHz to 10 kHz
Average: 80 W
Programme: 160 W
Peak: 320 W
Recommended amplifier power: 240 W @ 8 Ω
Nominal Impedance (Lo Z): 8 Ω
Rated maximum SPL (1 m, Lo Z): 109 dB
Average: 106 dB
Peak: 112 dB
Crossover point: 1.6 kHz
500 Hz: 180° horizontal, 180° vertical
1 kHz: 117° horizontal, 117° vertical
2 kHz: 108° horizontal, 108° vertical
4 kHz: 121° horizontal, 121° vertical
Low frequency diameter/ material/type: 219 mm (8")
High frequency diameter/ material/type: 25.4 mm (1")
Back can: Option 1 (BACK CAN S): Steel, with powder coating Option 2 (BACK CAN C1): High density expandable polystyrene (EPS)
Baffle: Reflex loaded UL94 V-0 rated ABS
Grille: Steel, with weather resistant coating
Clamping design: Security toggle clamp
Connectors: Phoenix Contact terminal block
Dimensions (HxWxD): 290 x 290 x 114 mm (11.4 x 11.4 x 4.5")
Bezel dimensions: Circular: φ289 mm (11.4") Square: 290 x 290 mm (11.4 x 11.4")
Mounting depth: 106 mm (4.2")
Hole cutout dimensions: φ250 mm (9.8")
Net weight: 3.1 kg (6.8 lbs)
Packed quantity: 1
Included accessories: Square grille, square baffle, circular grille, circular baffle, circular paint mask, square paint mask, cutout template, screw
Optional accessories: Option 1: BACK CAN S Option 2: BACK CAN C1 Option 3: PMK 8