JBL Professional Control 321CT

Imágenes más grandes

12 in. Coaxial Ceiling Loudspeaker with HF Compression Driver

The Control 321CT has been engineered from the ground up to deliver exceptional next-generation performance in a coaxial point source design ceiling loudspeaker.

Características

Consistent 90° broadband pattern control.
Components
• 300 mm (12 in) woofer with Kevlar-reinforcedcone with 50 mm (2 in) voice-coil.
• 25 mm (1 exit) compression driver.
Extraordinary clarity for speech and vocals with extended frequency response for music.
250 Watt power handling with high sensitivity provides high SPL capability.
Advanced high-slope crossover network for constant coverage and smooth, natural midrange.
Clean, contemporary grille and optional backbox available.

Descargas

Specifications

	Tamaño	Subido
Control 321C/CT12 Spec Sheet actualizado: abr 2019	1,47 MB	abr 2019

Manuals

	Tamaño	Subido
Transformer Bypass on Control 321CT, Control 322CT, or Control 328CT actualizado: oct 2019	59,2 KB	oct 2019
Control 300 Series Transformer Insertion Loss Chart actualizado: oct 2019	15,4 KB	oct 2019

Brochures

	Versión	Idioma	Tamaño	Subido
Control Contractor Brochure (2025) versión A, actualizado: mar 2026	A		23 MB	mar 2026
Control 300 Brochure actualizado: abr 2019			2,9 MB	abr 2019
Control Contractor Brochure (2026) actualizado: mar 2026			21 MB	mar 2026

CAD Drawings

	Tamaño	Subido
Control 300 Ceiling Speakers actualizado: oct 2019	1,39 MB	oct 2019

Compliances

	Tamaño	Subido
JBL Control Series Passive Speakers DoC actualizado: dic 2019	179 KB	dic 2019
Control 300 Series Declaration of Conformity actualizado: oct 2019	92,7 KB	oct 2019

Software

	Versión	Tamaño	Subido
Distributed System Design (DSD) versión 3.9, actualizado: nov 2025	3.9	612 KB	nov 2025

EASE Files

	Tamaño	Subido
Control 300 Series GLL Files actualizado: may 2024	1,08 MB	may 2024

User Guides

	Tamaño	Subido
Control 300 User Guide actualizado: abr 2019	2,02 MB	abr 2019

Accessories

	Versión	Tamaño	Subido
Ceiling Speaker Accessory Guide versión 2026-04, actualizado: may 2026	2026-04	570 KB	may 2026

Install Guides

	Tamaño	Subido
Control 321 & 322 Installation Guide actualizado: abr 2019	574 KB	abr 2019

Si alguno de los enlaces anteriores muestra caracteres extraños en su navegador, haga clic con el botón derecho en el archivo para guardarlo en su computadora.

Piezas y servicio

Especificaciones

Rango de Frecuencia (-10 dB)	34 Hz – 18 kHz
Power Rating	IEC Long-Term System Power Rating: 250 W continuous pink noise (1000 W peak), 2 hrs 200 W continuous pink noise (800 W peak), 100 hrs
Transformer Taps	68W, 34W, 17W, (& 8.5W @ 70V)
Respuesta de Frecuencia (±3 dB)	47 Hz – 16 kHz
Coverage Angle	90° conical, constant directivity
Directivity Factor (Q)	8.7 (1k - 16kHz)
Directivity Index (DI)	9.4 dB (1k - 16kHz)
Sensitivity	94 dB (1 kHz - 16 kHz)
Crossover Network	1.8 kHz, 3rd order (18 dB/oct) high-pass plus conjugate to HF, 2nd order low-pass to LF
DIMENSIONES (Alto x Ancho x Profundidad)	366 x 366 mm (14.4 x 14.4 in) square baffle x depth from back of baffle of 240 mm (9.5 in)
Maximum SPL (1m)	118 dB (top 70V/100V tap)
CONEXIONES DE ENTRADA	Screw locking barrier strip for bare wire
Drivers	LF Driver: 300 mm (12 in) HF Driver: compression driver, 25 mm (1 inch) coil
Color	White
Safety Agency	Suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA 70 when installed with UL listed backcan such as JBL MTC-300BB12. S7232/UL Listed, Signaling Speaker. Transformer UL registered per UL1876. In accordance with IEC60849/EN60849.
Backcan	formed steel (wood-lined; accessory)
Baffle/Rim	Metal, driver pre-mounted to baffle, ported.
Ceiling Cutout Size	378 x 378 mm (14.9 x 14.9 in) (for MTC-300BB12 backcan)
Included Accessories	Ported baffle pre-attached, transformer on 321CT.
Optional Accessories	MTC-300SG12 Grille, square contoured, white. MTC-300BB12 Backbox, 80 liters (3 cubic feet) MTC-300T150 Transformer, 150 W for use with 321C.
Plenum Usage	Yes, with accessory backcan

Accesorios

MTC-300BB12 | Caja trasera de 3 pies cúbicos para transductores de 12 pulgadas de la Control 300 Series

Imágenes más grandes

Caja Trasera de 3 Pies Cúbicos para Transductores de 12 pulg. de la Serie Control 300

Serie Profesional

Construcción de metal calibre 16 extra grueso.
Revestida con MDF de 12 mm (½ pulgada) de espesor para eliminar resonancias y proporcionar respuesta de bajos adicional.
Orificios de acceso en la parte superior y los cuatro lados.
Sistema de montaje dual para pantalla acústica.
Plataforma de montaje para transformador 70V/100V de alta potencia opcional.

Documentación

MTC-300BB12 Spec Sheet [2,54 MB]
Accessing the Conduit Knockouts [116 KB]
Control 300 Ceiling Speaker Backboxes / Backcans [1,1 MB]
Control 300 Ceiling Speakers [1,39 MB]
JBL Brackets [152 KB]
Brackets Declaration of Conformity [141 KB]

MTC-300SG12 | Square Grille for Control 300 Series 12 in. Drivers

Imágenes más grandes

Square Grille for Control 300 Series 12 in. Drivers

Professional Series

Rugged 19 gauge metal construction for enduring reliability.
Sculpted design for an elegant appearance and perfect for any decor or architectural setting.
Zinc underplating provides a rust and scratch resistant surface for years of maintenance free wear.
Powder coat final finish minimizes scratching and can easily be repainted to match any room color.