Black NC8W - Audio OSD Audio - Free user manual and instructions
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| Product Type | In-Ceiling Speaker |
| Brand | OSD Audio |
| Model | Black NC8W |
| Woofer Size | 8 inches |
| Tweeter Size | 1 inch |
| Power Handling (RMS) | 30 Watts |
| Impedance | 8 Ohms |
| Sensitivity | 90 dB |
| Frequency Response | 50 Hz - 20 kHz |
| Transformer Taps (70V/100V) | 30W, 15W, 7.5W, 3.75W |
| Cutout Diameter | 9.375 inches |
| Overall Diameter | 11.5 inches |
| Mounting Depth | 4.5 inches |
| Weight | 5.5 lbs |
| Grille Material | Perforated metal, paintable |
| Installation | Spring-loaded mounting clips |
| Environmental Rating | Indoor use only |
| Safety Compliance | UL Listed |
| Cleaning Instructions | Wipe with dry cloth; do not use water or solvents |
| Spare Parts Availability | Contact OSD Audio for replacement parts |
| Repairability | No user-serviceable parts; refer to qualified personnel |
Frequently Asked Questions - Black NC8W OSD Audio
What is the cutout size for the NC8W?
The cutout diameter is 9.375 inches (23.8 cm).
Can I use this speaker outdoors?
No, the NC8W is designed for indoor use only and should not be exposed to moisture or extreme temperatures.
What impedance is the speaker?
The speaker has a nominal impedance of 8 ohms for low-impedance operation. For 70V/100V systems, use the built-in transformer.
Does it work with 70V audio systems?
Yes, the NC8W includes a multi-tap transformer with taps for 30W, 15W, 7.5W, and 3.75W at 70V or 100V.
What amplifier power is recommended?
For best performance, use an amplifier delivering 15 to 60 Watts RMS per channel into 8 ohms.
How do I install the NC8W?
Cut a hole of 9.375 inches diameter in the ceiling, connect the speaker wires to the terminals (observing polarity), then push the speaker into the hole and tighten the spring-loaded clips.
Can I paint the grille?
Yes, the grille is made of paintable metal. Remove the grille, apply thin coats of paint, and reattach after drying.
Is a mounting bracket included?
No separate bracket is needed. The speaker has integrated spring clips that secure it to the ceiling drywall.
What is the frequency response range?
The speaker reproduces frequencies from 50 Hz to 20 kHz, providing full-range sound.
Where can I find the user manual?
You can download the free user manual for the OSD Audio Black NC8W from notice-facile.com in PDF format.
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