SPK-OC508 - Loudspeaker Kramer - Free user manual and instructions
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| Type | Ceiling Loudspeaker |
| Driver Size | 8 inches (203 mm) |
| Impedance | 8 ohms |
| Power Handling (RMS) | 30 Watts |
| Peak Power Handling | 60 Watts |
| Frequency Response | 80 Hz - 20 kHz |
| Sensitivity (1W/1m) | 90 dB |
| Dimensions (Diameter x Depth) | 290 x 110 mm |
| Cut-out Diameter | 260 mm |
| Weight | 1.8 kg |
| Housing Material | ABS Plastic |
| Grille Material | Perforated Steel, White |
| Input Connection | Spring-loaded Terminals |
| Mounting Type | Flush Mount (Ceiling) |
| Recommended Amplifier Power | 20 - 60 Watts per channel |
| Suitable for | Indoor use only |
| Certifications | CE, RoHS |
| Maintenance | Wipe with a dry, soft cloth. Do not use solvents. |
| Safety | Do not expose to moisture or extreme temperatures. |
| Spare Parts Availability | Contact Kramer support for replacement grilles or drivers. |
Frequently Asked Questions - SPK-OC508 Kramer
How do I install the Kramer SPK-OC508 ceiling speaker?
Cut a hole in the ceiling with a diameter of 260 mm. Connect the speaker wires to the spring-loaded terminals (observe polarity: red for +, black for -). Insert the speaker into the hole and tighten the mounting tabs by turning the screws on the front baffle. Finally, attach the grille.
What is the recommended amplifier power for this speaker?
Use an amplifier that delivers 20 to 60 watts per channel at 8 ohms. Ensure the amplifier is turned off when connecting the speaker.
Can I paint the speaker grille?
Yes, the grille is paintable. Remove it first, clean it, and apply spray paint in light coats to avoid clogging the perforations.
What should I do if there is no sound coming from the speaker?
Check that the amplifier is powered on and the volume is up. Verify the speaker wire connections at both the speaker and amplifier. Test with a different speaker to isolate the issue. If still no sound, the speaker driver may be faulty.
Is the SPK-OC508 suitable for outdoor use?
No, this speaker is designed for indoor use only. Exposure to moisture or extreme temperatures may damage it.
What is the frequency response of this speaker?
The frequency response is 80 Hz to 20 kHz, which covers most audio content from deep bass to high frequencies.
How do I clean the speaker?
Wipe the exterior with a soft, dry cloth. Do not use water, solvents, or abrasive cleaners. For the grille, use a vacuum cleaner with a brush attachment.
Can I use this speaker with a 70V/100V distributed audio system?
No, the SPK-OC508 is a low-impedance (8 ohm) speaker and is not designed for high-voltage distributed audio systems. Use only with standard low-impedance amplifiers.
What is the warranty period for Kramer speakers?
Kramer typically offers a limited lifetime warranty on their products. Check the specific terms with your dealer or on Kramer's website.
Where can I find replacement parts like grilles or drivers?
Contact Kramer technical support or an authorized distributor. Provide the model number SPK-OC508 and the part you need.
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USER MANUAL SPK-OC508 Kramer
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Product information
Brand : Kramer
Model : SPK-OC508
Category : Loudspeaker