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Jbl Control 328c 8" 2-way 250w Coaxial Ceiling Speaker

Jbl Control 328c 8" 2-way 250w Coaxial Ceiling Speaker
  • Product Code: ga219361
  • Availability: In Stock

$1,086.00 $1,737.60

The JBL Control 328C is a passive 8" coaxial ceiling speaker designed for voice amplification and foreground music reproduction in waiting rooms, offices, retail stores, and restaurants. When driven by an 8-Ohm power amplifier (available separately), this 2-way speaker provides a long-term power capacity of 250W (1000W peak). The Control 328C is equipped with a durable 8" Kevlar-reinforced cone and a titanium-diaphragm compression driver, yielding an extended frequency response of 60 Hz to 16 kHz.

The cone and pre-attached baffle serve as a high-frequency waveguide, which results in reliable 120° broadband coverage while the built-in crossover network ensures proper frequency distribution to the speaker components. A removable locking connector with screw-down terminals ensures simple wiring for the input and loop output.

Passive Design    8" Woofer with Kevlar-Reinforced Cone    High-Frequency Compression Driver    250W Program (1000W Peak) Power Capacity    For Power Amplifiers    60 Hz to 16 kHz Frequency Response    Built-In Crossover Network    120° Broadband Coverage    Removable Locking Input Connector

Parameters
Active or PassivePassive
LF Driver8" / 20 cm Woofer with Kevlar-Reinforced Cone and 2" / 5 cm Voice Coil
HF DriverJBL 2412H-1 Compression Driver with 1" / 2.5 cm Voice Coil
Frequency Range45 Hz to 18 kHz (-10 dB)
Frequency Response60 Hz to 16 kHz (±3 dB)
Coverage Pattern120° Conical, Broadband
Directivity Factor7 (1 to 16 kHz)
Directivity Index8.5 dB (1 to 16 kHz)
Power CapacityFor 2 Hours: 250 W (1000 W Peak)
For 100 Hours: 150 W (600 W Peak)
SensitivityMeasured Half-Space: 93 dB (2.83 V at 1 m)
Computed for Competitive Comparison: 98 dB (2.83 V at 1 m)
Maximum SPL118 dB Continuous Average (124 dB Peak)
Impedance8 Ohms
Transformer TapsNot applicable
CrossoverFrequency: 1.9 kHz
Low-Pass Filter: 2nd Order (12 dB/Octave)
High-Pass Filter: 3rd Order (18 dB/Octave)
InputRemovable Locking Connector with Screw-Down Terminals
Maximum Wire Size12 AWG
ShieldedNo
BaffleMaterial: Metal
Diameter: 12" / 30.5 cm
Dimensions12.0 x 6.3" / 30.5 x 16.0 cm from Back of Baffle
Weight10 lb / 4.5 kg
Safety RatingUL 1480, UL 2043, NFPA 90, and NFPA 70 when Installed with a UL-Listed Backcan
S7232/UL, UL 1876, IEC 60849 / EN 60849
Packaging Info
Package Weight14.6 lb
Box Dimensions (LxWxH)15.6 x 15.4 x 12.9"

Coaxial ceiling speaker with pre-attached ported baffle

For use with 8-Ohm power amplifiers

Long-term power handling of 250W (1000W peak)

Durable 8" Kevlar-reinforced cone with 2" voice coil

Low-frequency cone and shaped mounting baffle perform as a true 12" diameter waveguide for the high frequencies

Metal throat transitions smoothly to the horn to eliminate high-frequency beaming

High-temperature voice coil

High-frequency driver features a pure titanium diaphragm for high sensitivity and long life, a diamond surround for resonance control, and FerroFluid for increased power handling

Consistent 120° coverage on a broadband basis

Built-in crossover network with 18 dB/octave high-pass filter and 12 dB/octave low-pass filter

Removable multi-pin locking connector with secure screw-down terminals allows pre-wiring of inputs for easy clip-on convenience during installation

Compatible with MTC-RG6/8 and MTC-SG6/8 grilles, and MTC-300BB8 backbox (all available separately)

Related Questions and Answers

Q: 1. Can you swap the longer handle with the short handle?

A: No.

Q: 2. Will this fit on the Manfrotto MT190XPRO4 Legs?

A: Yes it will.

Q: 3. How do you tilt the head up & down?

A: Twist the handles counter-clockwise to loosen the head along the axis, then push or pull for movement. Feel free to chat with us over video on our new superstore video live-chat function and we can demonstrate it for you if you're still having trouble!

Q: 4. Does it come with an 3/8"-16 screw adapter?

A: No, Manfrotto Befree 3-Way Live Head does not include a 1/4"-20 to 3/8"-16 bushing Adapter in the box. You will need to purchase this accessory separately.

Q: 5. Will the Manfrotto MH804 3 way or the Befree 3 way heads fit onto a Geekoto 77 AT24 PRO DREAMER.

A: Hi James! The Geekoto tripod has a 3/8"-16 reversible screw beneath its included ballhead that will accept most tripods heads and accessories!

Q: 6. Does anyone know if this head can be mounted on a Cosmo Mini 500 copy stand perhaps with an adapter; want to scan negs digitally and want to be able to level the camera?

A: While B&H does not carry the Cosmo Mini 500 Copy Stand you list above, it appears from the pictures on the manufacturer's website the screw on the copy stand is a 1/4"-20 male threaded screw. The Benro GD3WH 3-Way Geared Head has a 3/8"-16 female tripod socket on the base of the head, so you would need an adapter such as the Oben 3/8"-16 to 1/4"-20 Reducer Bushing, B&H # OB1039, to connect the Benro GD3WH 3-Way Geared Head to the Cosmo Mini 500 Copy Stand.

Q: 7. mine finally arrived. i am moving over from a Manfrotto 410 Jr. geared head.to those that have this head now, are the oblong pill spirit levels on the clamp crooked? one of mine is glued in really crooked which kind of defeats the purpose.

A: If there is a defect, we recommend a return or an exchange. Please contact B&H Customer Service to do so: https://bhpho.to/2caRE5L

Q: 8. I am considering this head for use with a Chamonix 4x5 camera. From the available images, it appears that the top knob is higher than the base plate, and might come into contact with the base of the camera. Is this the case or am I just looking at the images incorrectly?

A: The top knob gets very close to the camera plane. In a regular DSLR or mirrorless the camera ends by the plate and there is enough space between the plate and the knob where the camera will not touch the knob. If you are using a very large camera that extends many inches back from the tripod screw, the top knob would get in the way. At a minimum it would be very difficult for you to access the top knob with the large camera on the head,.

Q: 9. Will any Arca-type plate fit? For example B&H #DEDS1?

A: Yes any arca type plate will fit on the Benro GD3WH 3-Way Geared Head including B&H #DEDS1.

Q: 10. Will this head fit my Manfrotto 3221 WN tripod and/or do I need any adapters? I'll be connecting my Canon eos 5d Mk2

A: The Manfrotto Befree 3-Way Live Head is compatible with the Manfrotto 3221WN (055BWB) Wilderness Tripod Legs--you don't need any adapters.

24/09/2024

The speaker is loud even when I have it at low volumes. The sound quality is excellent! This speaker will be perfect for a pool day or even for a bathroom/shower speaker. It has hifi phono and boy did I let is blast.

5
21/09/2024

just got it a week ago I would recommend this to everyone I know.

5
17/09/2024

Bought this about a few weeks ago and couldn’t be happier!

5
13/09/2024

So great to be able to customize this speaker! Came out great

5
18/08/2024

Purchased the Charge 4 personalized with an image and quote as a birthday gift for my son and he LOVES it! Sound quality is great, as always with JBL and the turn around time was fast.

5
07/08/2024

I bought this as a refurbished unit and I can attest that I am unable to tell that it any defect of any sort! The sound from this small setup is awesome! Now you have to be realistic about how much volume you can get from this size. It’s very nice having the ability to charge your phone from it. The battery last for a very long time as long as you do not utilize the charging feature. A typical phone will consume the majority of the battery of this unit.

5
26/07/2024

i got it personalized and it came out amazing !!!!!!!! it came super fast tooo!!!!!!!!!!!!!

5
01/07/2024

All things considered, I'm pretty impressed. Build quality is superior. Sound quality, although lacking in the higher frequencies, is still solid. Would be nice if the JBL app could allow fine tuning of treble and bass to one's liking. Aside from that, all good!

5
21/06/2024

The picture came out in high quality and it has some really great sound

5
14/06/2024

I had been shopping for a while looking to upgrade my bluetooth speaker and had been looking at the JBL Charge 4 for a while but just could not pull the trigger. Went to a friends house to play some 3 wall racquetball and he had music playing and it sounded really good. It was coming out of the JBL Charge 4. I was convinced. Came home and order 1 immediately, and now am thinking about getting another to use outdoors as left and right channels for a even better stereo sound. For the money, not sure you can beat it.

5

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