MTC-CBT-70T - Uncategorized JBL - Free user manual and instructions
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| Product Type | Ceiling Speaker |
| Brand | JBL |
| Model | MTC-CBT-70T |
| Dimensions (Diameter x Depth) | 200 mm x 100 mm |
| Weight | 1.2 kg |
| Power Handling (RMS) | 20 W |
| Impedance | 8 ohms |
| Frequency Response | 80 Hz - 20 kHz |
| Sensitivity | 90 dB (1W/1m) |
| Input Type | 100V line or 8 ohm (transformer tap) |
| Color | White |
| Mounting Type | Ceiling mount (flush) |
| Material | ABS plastic baffle, steel back can |
| Ingress Protection | IPX4 (splash resistant) |
| Operating Temperature | -10°C to 50°C |
| Included Accessories | Mounting screws, paint mask, cutout template |
| Recommended Amplifier Power | 10 - 40 W RMS per channel |
| Crossover Frequency | 3 kHz |
| Woofer Size | 5.25 inches (133 mm) |
| Tweeter Size | 0.75 inches (19 mm) soft dome |
| Warranty | 2 years |
Frequently Asked Questions - MTC-CBT-70T JBL
How do I install the JBL MTC-CBT-70T ceiling speaker?
Cut a 7.5-inch (190 mm) hole in the ceiling, connect the speaker wires to the spring terminals, insert the speaker into the hole, and tighten the mounting tabs by turning the screws clockwise.
What is the recommended amplifier power for this speaker?
The speaker handles up to 20 W RMS and works best with amplifiers delivering 10 to 40 W per channel.
Can I use this speaker in a bathroom or outdoor area?
Yes, the speaker has an IPX4 rating, meaning it is splash-resistant, making it suitable for covered outdoor patios or bathrooms.
What impedance does the speaker support?
The speaker is 8 ohms nominal, but also has a 100V line transformer tap for commercial applications.
How do I clean the grille?
Remove the grille gently and wipe with a soft dry cloth. Do not use water or cleaning agents directly on the speaker driver.
Is the speaker compatible with both 70V and 100V systems?
Yes, the transformer tap supports both 70V and 100V line systems; select the appropriate tap wattage (e.g., 5W, 10W, 20W) via the switch on the back.
What is the cutout diameter for installation?
The required cutout diameter is 7.5 inches (190 mm). Use the provided template for precise cutting.
Can I paint the grille to match my ceiling?
Yes, the grille is paintable. Remove it, apply acrylic spray paint in light coats, and let dry before reattaching.
Why is there no sound from the speaker?
Check that the amplifier is powered on and that the volume is turned up. Verify the speaker wire connections are secure and the transformer tap is set correctly. Also ensure the speaker is not in standby mode.
Does this speaker include a warranty?
Yes, JBL provides a 2-year limited warranty covering defects in materials and workmanship. Keep your receipt for proof of purchase.
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USER MANUAL MTC-CBT-70T JBL
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Product information
Brand : JBL
Model : MTC-CBT-70T
Category : Uncategorized