Manuale d’uso / di manutenzione del prodotto dB500a del fabbricante Samson
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AUDIO SOUND REINFORCEMENT 500 W A TT Bi-AMPED ACTIVE LOUDSPEAKER.
Safety Instructions/Consignes de sécurité/Sicherheitsvor kehrungen/Instr ucciones de seguridad ACHTUNG: Um die Gefahr eines Brandes oder Stromschlags zu verringern, soll- ten Sie dieses Gerät weder Regen noch Feuchtigkeit aussetzen.Um die Gefahr eines Stromschlags zu verringern, sollten Sie weder Deckel noch Rückwand des Geräts entfernen.
T able of Contents Introduction 2 dB500a Features 3 dB500a Layout Front View Layout 4 Rear Panel Layout 5 Quick Set-up 6 Positioning the d500a 7 Operating the dB500a 8-9 Controls and Functions 8 Input.
2 Congratulations on purchasing the Samson dB500a! The dB500a speaker system by Samson takes the concept of powered PA systems to a new level. By combining 500 watts of power, advanced active processing and the highest quality speaker and cabinet components, the dB500a provides studio quality sound for any kind of live application.
3 dB500a F eatures The Samson dB500a active two- way loudspeaker is an all-in-one solution for live sound. Here are some of its main features: • Two-way Active Loudspeaker – Standard speaker stand receptacle, 15 and 30 degree monitor angles, arrayable with 10 Fly Points.
4 dB500a La y out dB500a F ront View Lay out 1 Enclosure – Rugged polypropylene plas- tic enclosure. 2 Stacking Bumper – Gender mating bumpers for stacking dB500’s. 3 Wide Dispersion Horn – 1 inch throat, 60 x 90 degree wide dispersion horn pro- vides extensive coverage and linear off- axis response.
dB500a REAR PANEL 1 MIC LEVEL – Used to adjust the volume of the microphone input. 2 AMP / CLIP LED - Dual color LED lights Green when amp is active, flashes Red when the amp is clipped or stays Red indicating the amplifier is in protect mode. 3 LINE LEVEL – Used to control the level of the line input.
Quick Set-Up 6 In the following pages of this manual you will find a detailed explanation of all the dB500a’s functions and controls, but if you just want to get started quickly you can follow the steps below .
7 P ositioning the dB500a Microphone P ositioning - How to Reduce Feedback Feedback is the annoying howling and squealing that is heard when the microphone gets too close to the speaker and the volume is high.
8 Controls and Functions The following section details each part of the dB500a’s INPUT section including the MIC and LINE inputs, the two-band EQ, as well as the MIC and LINE LEVEL controls. MIC LEVEL The dB500a’s MIC LEVEL controls the overall level of the microphone input.
9 Operating the dB500a Controls and Functions - continued LOW FIL TER The dB500a also incorporates a Low-cut FILTER which when engaged will roll off the low frequency response of the cabinet beginning at 80Hz.
10 Setting Up Y our dB500a Sy stem Using Speaker Stands The dB500a enclosure features a standard 1 3/8”, pole mount receptacle, which is compatible with speaker stands from a variety of manufacturers. Before installing the dB500a on a speaker stand, loosen the thumbscrew located on the bottom of the rear side of the enclosure.
11 Setting Up Y our dB500a Sy stem Pe r manent Installation The dB500a is logical solution for many fixed installations in live sound venues, discos, schools, houses of worship, con- vention centers and airport terminals to name a few .
12 dB500a Sy stem Set Compact Lounge PA for Two This example shows a PA system set-up that can be used for a small club, at a ceremony or in a lounge, using a single dB500a for both a microphone and vocal. A separate signal is sent from the vocal micro- phone to the dB500a’s Mic input, and from the keyboard to the dB500a’s Line input.
13 dB500a Sy stem Set Up This example shows a typical PA system using mixer with a pair of dB500a’s for the main left and right mix. A separate signal from the mixer’s AUX/MONITOR bus is sent to two additional dB500a’s placed in the tilt-back, wedge positions for use as floor monitors.
14 dB500a Wiring Guide Unbalanced 1/4” Connector XLR to XLR Balanced CONNECTING THE dB500a The are several ways to interface the dB500a to support a variety of applications. The dB500a features balanced inputs and outputs, so connecting balanced and unbalanced signals is possible.
dB500a Specifications Inputs Microphone Balanced XLR Line Balanced Combo XLR/Line Outputs Extension Balanced XLR Controls Mic Level Rotary Line Level Rotary Low EQ Rotary Center Detent, +/-12dB @100Hz.
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Samson T echnologies Corp. 575 Underhill Blvd. P .O. Box 9031 Syosset, NY 1 1791-9031 Phone: 1-800-3-SAMSON (1-800-372-6766) Fax: 516-364-3888 www .samsontech.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Samson dB500a è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Samson dB500a - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Samson dB500a imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Samson dB500a ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Samson dB500a, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Samson dB500a.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Samson dB500a. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Samson dB500a insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
