Introducció
The JBL Professional AC18/95 is a high-output, 2-way compact loudspeaker system designed for professional audio installations. It combines flexibility with high fidelity, making it suitable for various sound reinforcement applications. This manual provides essential information for the proper setup, operation, and maintenance of your AC18/95 loudspeaker.
Les característiques clau inclouen:
- Frequency Range: 52 Hz - 20 kHz (-10 dB)
- Power Rating: 250W Continuous Pink Noise, 500W Program, 1000W Peak
- Durable and compact enclosure
- Dual Neutrik NL4 connectors plus screw terminal for versatile connectivity
- Attachment points for optional U-bracket, third-party Omni Mount type bracket, and stand mount accessory
Figura 1: Frontal view of the JBL Professional AC18/95 Compact 8-Inch 2-way Loudspeaker.
Configuració
Proper setup is crucial for optimal performance and safety. Ensure all connections are secure before operating the loudspeaker.
1. Desembalatge i inspecció
Carefully remove the loudspeaker from its packaging. Inspect the unit for any signs of damage that may have occurred during shipping. If damage is found, contact your dealer immediately.
2. Col·locació
Position the loudspeaker in a location that provides the desired sound coverage and is structurally sound to support its weight. Consider the 90° x 50° coverage pattern when determining placement.
3. Opcions de muntatge
The AC18/95 offers several mounting options:
- U-Bracket: Utilize the integrated attachment points for an optional U-bracket for wall or ceiling mounting.
- Omni Mount Type Bracket: Compatible with third-party Omni Mount type brackets.
- Muntatge de suport: An accessory for stand mounting is available.
Always ensure that mounting hardware is rated for the loudspeaker's weight and that installation is performed by qualified personnel following local safety regulations.
4. Connexions d'àudio
Connecteu l'altaveu a un dispositiu adequat amplifier using high-quality speaker cables. The AC18/95 features dual Neutrik NL4 connectors and screw terminals for flexible wiring. Ensure correct polarity (+ to + and - to -) for all connections.
- Neutrik NL4: Use professional speaker cables with NL4 connectors for secure and reliable connections.
- Terminals de cargol: For permanent installations, use the screw terminals. Ensure bare wire is properly inserted and secured without stray strands.
En funcionament
The JBL AC18/95 is a passive loudspeaker and requires an external amplifier. Follow these general guidelines for operation:
1. AmpCoincidència de lifier
Assegureu-vos el vostre amplifier's power output matches the loudspeaker's power handling capabilities. The AC18/95 has a program power rating of 500W and a peak power rating of 1000W at 8 Ohms impedance. Using an underpowered or overpowered ampel lifier pot provocar danys.
2. Cadena de senyals
Connect your audio source (mixer, processor) to the amplifier's input, and then connect the amplifier's output to the AC18/95 loudspeaker. Ensure all volume controls are at their minimum before powering on equipment.
3. Seqüència d'encesa/apagada
To prevent transient pops and potential damage, always power on your audio system in the following order:
- Audio sources (e.g., mixer, media player)
- Audio processors (e.g., EQ, crossover)
- Ampaixecadors
When powering off, reverse the sequence: Amplifiers first, then processors, then sources.
4. Level Setting
Augmentar gradualment el amplifier's volume to the desired listening level. Avoid driving the amplifier into clipping (distortion), as this can severely damage the loudspeaker drivers.
Manteniment
Regular maintenance helps ensure the longevity and optimal performance of your JBL AC18/95 loudspeaker.
1. Neteja
Clean the exterior of the loudspeaker with a soft, dry cloth. For stubborn dirt, a slightly damp cloth can be used, followed by drying. Avoid using harsh chemicals, solvents, or abrasive cleaners, as these can damage the finish and components.
2. Inspecció
Periodically inspect the loudspeaker for any signs of wear or damage, including:
- Loose or damaged grille
- Frayed or damaged cables
- Maquinari de muntatge solt
- Sorolls o vibracions inusuals durant el funcionament
Abordeu qualsevol problema ràpidament per evitar més danys.
3. Emmagatzematge
If storing the loudspeaker for an extended period, keep it in a cool, dry environment, away from direct sunlight and extreme temperatures. Protect it from dust and moisture.
Resolució de problemes
This section provides solutions to common issues you might encounter with your AC18/95 loudspeaker.
| Problema | Causa possible | Solució |
|---|---|---|
| No hi ha so de l'altaveu |
|
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| So distorsionat |
|
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| So intermitent |
|
|
Especificacions
Detailed technical specifications for the JBL Professional AC18/95 Compact 8-Inch 2-way Loudspeaker.
Figure 2: Dimensions of the JBL Professional AC18/95 Loudspeaker.
| Característica | Especificació |
|---|---|
| Nom del model | AC18/95 |
| Marca | JBL |
| Tipus d'altaveu | 2-way Loudspeaker (Woofer) |
| Interval de freqüència | 52 Hz - 20 kHz (-10 dB) |
| Potència nominal | 250W Cont. Pink Noise, 500W Program, 1000W Peak |
| Impedància | 8 ohms |
| Dimensions del producte (P x A x A) | 14" x 13" x 20" (35.56 cm x 33.02 cm x 50.8 cm) |
| Pes de l'article | 28 lliures (12.7 kg) |
| Mida de l'altaveu | 8 polzades |
| Diàmetre del woofer | 8 polzades |
| Diàmetre del Tweeter | 25 Millimeters (1-inch exit compression driver) |
| Patró de cobertura | 90° x 50° |
| Tecnologia de connectivitat | Neutrik NL4, Screw Terminals |
| Mode de sortida d'àudio | Stereo (when used in pairs) |
| Tipus de muntatge | Floor Standing (with accessory), Wall/Ceiling (with U-bracket/Omni Mount) |
| Color | Negre |
| UPC | 691991002113 |
Garantia
The JBL Professional AC18/95 Loudspeaker comes with a Limited Warranty. For specific terms, conditions, and duration of the warranty, please refer to the official JBL Professional weblloc web o la targeta de garantia inclosa amb el producte. Conserveu el comprovant de compra per a reclamacions de garantia.
Suport
Per a més ajuda, assistència tècnica o consultes de servei, visiteu el lloc web oficial de JBL Professional. weblloc web o poseu-vos en contacte amb el seu departament d'atenció al client. També podeu trobar més informació i productes a Botiga JBL.
