JBL Professional Control 321C

Større billeder

12 in. Coaxial Ceiling Loudspeaker with HF Compression Driver

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

Funktioner

Consistent 90° broadband pattern control.
Components
• 300 mm (12 in) woofer with Kevlar-reinforced cone 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.

Downloads

Specifications

	Størrelse	Uploadet
Control 321C/CT12 Spec Sheet opdateret: apr 2019	1,47 MB	apr 2019

Manuals

	Version	Størrelse	Uploadet
Ceiling Speaker Accessory Guide version B, opdateret: jan 2024	B	231 kB	jan 2024
Compatible Third-Party Backboxes for Control 300 Series Speakers opdateret: okt 2019		128 kB	okt 2019

Brochures

	Version	Sprog	Størrelse	Uploadet
Control Contractor Brochure (2025) version A, opdateret: mar 2026	A		23 MB	mar 2026
Control Contractor Brochure (2024) version D, opdateret: feb 2024	D		14 MB	feb 2024
Control 300 Brochure opdateret: apr 2019			2,9 MB	apr 2019
Control Contractor Brochure (2026) opdateret: mar 2026			21 MB	mar 2026

CAD Drawings

	Størrelse	Uploadet
Control 300 Ceiling Speakers opdateret: okt 2019	1,39 MB	okt 2019

Compliances

	Størrelse	Uploadet
JBL Control Series Passive Speakers DoC opdateret: dec 2019	179 kB	dec 2019
Control 300 Series Declaration of Conformity opdateret: okt 2019	92,7 kB	okt 2019

Software

	Version	Størrelse	Uploadet
Distributed System Design (DSD) version 3.9, opdateret: nov 2025	3.9	612 kB	nov 2025

Simulation Data

	Størrelse	Uploadet
Ease SPK/DLL Files - Full JBL Pro Line opdateret: maj 2024	21 MB	maj 2024

User Guides

	Størrelse	Uploadet
Control 300 User Guide opdateret: apr 2019	2,02 MB	apr 2019

Install Guides

	Størrelse	Uploadet
Control 321 & 322 Installation Guide opdateret: apr 2019	574 kB	apr 2019

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Reservedele og service

Specifikationer

Frequency Range (-10dB)	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
Sensitivity	94 dB (1 kHz - 16 kHz)
Frequency Response (±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)
Crossover Network	1.8 kHz, 3rd order (18 dB/oct) high-pass plus conjugate to HF, 2nd order low-pass to LF
Impedance	5.6 ohms
Dimensions (H x W x D)	366 x 366 mm (14.4 x 14.4 in) square baffle x depth from back of baffle of 223 mm (8.8 in)
Maximum SPL (1m)	118 dB (124 dB peak)
Input Connectors	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)
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

Tilbehør

MTC-300BB12 | 3 kubikfods bagkasse til Control 300 Series 12 tommer drivere

Større billeder

3 Cubic Ft. Backbox til Control 300 Series 12 in.Drivere

Professional Series

Ekstra tykt metalkonstruktion i 16 gauge.
Foret med 12 mm (½ tomme) tyk MDF for at eliminere resonanser og give ekstra basrespons.
Udskæringer på top og alle fire sider.
Dobbelt monteringssystem til baffle.
Monteringsplatform til en valgfri højeffekt 70V/100V transformer.

Dokumentation

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 | Kvadratisk gitter til Control 300 Series 12 in. drivere

Større billeder

Kvadratisk gitter til Control 300-serie 12 tommer højttalere

Professional Series

Robust 19 gauge metalkonstruktion for varende pålidelighed.
Skulptureret design for et elegant udseende og perfekt til ethvert indretning eller arkitektonisk miljø.
Zinkunderplating giver en rust- og kradsbestandig overflade for mange års vedligeholdelsesfrit slid.
Pulverlakeret slutfinish minimerer ridser og kan nemt males om for at matche ethvert rumfarve.