Manuale d’uso / di manutenzione del prodotto 131 del fabbricante Samson
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S Class Signal P r oc essors 31 BAND EQUALIZER.
Safety Instr uctions Important Safety Instructions 1. Please read all instructions before operating the unit. 2. Keep these instructions for future reference. 3. Please heed all safety warnings. 4. Follow manufacturers instructions. 5. Do not use this unit near water or moisture.
T able of Contents Introduction 2 System Features 3 Controls and Functions Front Panel 4 Rear Panel 5 Setting Up and Using the S curve 131 6 - 7 System Configurations 8 - 10 About Equalization 1 1 Gro.
2 Congratulations on purchasing the Samson S curve 131 1/3 Octave, single channel, 31 Band Constant Q Graphic Equalizer! Although this product is designed for easy operation, we suggest you take some time out first to go through these pages so you can fully understand how we’ve implemented a number of unique features.
3 S cur ve 131 F eatures The Samson S curve 131 Graphic Equalizer utilizes state-of-the-art, Constant Q filtering technology for precise tonal control. Here are some of it’s main features: • The S curve 131 has 31 bands of equalization, with each frequency band representing 1/3 of an octave in the 20 Hz to 20 kHz range.
4 1 Equalizer level sliders - Independent Equalizer sliders are provided for each frequency area (The S curve 131 provides 31 frequency areas).Calibration markings on either side of each Equalizer slider allow you to cut or boost each frequency area.
5R a nge switch - When pressed in, the LED in the switch lights and the Equalizer sliders cut or boost each frequency area by up to 6 dB, allowing fine frequency curves to be set. When out (in the up position), the Equalizer sliders cut or boost each frequency area by up to 12 dB, allowing course control.
6 SETTING UP THE S cur ve 131 SETTING UP THE S cur ve 131 Setting up your S curve 131 Graphic Equalizer is a simple procedure which takes only a few minutes: 1.
SETTING UP THE S cur ve 131 7 7. Press the front panel Power switch in order to turn on the S curve 131. Press the Bypass switches in to activate the equalizer .
8 S cur ve 131 Sy stem Configurations Using the S curve 131 with Active Speakers In this example the mixer’s mono output is connected to the S curve 131’s input. Then, the S curve 131’s output is connected to the input of the first active (self-powered) loudspeaker.
S cur ve 131 Sy stem Configurations 9 Using the S curve 131 for Mains and Monitors Using the S curve 131 in Insert Points You can use the S curve 131 in your mixer’s insert points if you want to equalize a mono channel, individually in the mix.
10 S cur ve 131 Sy stem Configurations U sing T wo S curve 131’ s for Mains and Monitors In this example two S curve 131’s are used for the stereo main and for the 2-channel monitor mix. The mixer’s left and right outputs are connected to the first pair of S curve 131’s inputs for the main PA speakers.
11 The S curve 131 gives you fine control over shaping a sound, using a process called equalization . But there are few areas of sound engineering more misunderstood than equalization, and, just as good EQ can really help a sound, bad EQ can really hurt it, so read on.
Grounding T echniques Hum and buzz are the biggest enemies you face when interconnecting a large number of different pieces of equipment to one another.
13 Using the S cur ve 131 with an RT A An RT A (Real T ime Analyzer) is a device which measures the relative levels of multiple frequency areas. This device, in conjunction with a pink noise generator , is the perfect companion for your S curve 131.
14 Using the S cur ve 131 to Remo ve F eedback One of the most important applications for the S curve 131 is removing feedback from an onstage monitor system.
15 S cur ve 231 Wiring Guide 2 3 1 12 3 1 3 2 2 3 1 12 3 21 3 Unbalanced 1/4” to RCA Cable Un-Balanced XLR to RCA Cable S cur ve 131 Wiring Guide There are several ways to interface the S curve 131, depending on your exact monitoring set-up. Follow the cable diagrams below for connecting your monitor system.
16 Specifications 1: Center frequencies (Hz) 20, 25, 31.5, 40, 50, 63, 80, 100, 125, 160, 200, 250, 315, 400, 500, 630, 800, 1 k, 1.25 k, 1.6 k, 2 k, 2.5 k, 3.15 k, 4 k, 5 k, 6.3 k, 8 k, 10 k, 12.5 k, 16 k, 20 k 2: Variable range ±6 dB or ± 12 dB 3: Frequency response (unity) <10 Hz to 90 kHz ± 3 dB 4: THD+N, unity gain Less than 0.
17 S cur ve 131 Block Diagram.
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 131 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 131 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Samson 131 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Samson 131 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Samson 131, 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 131.
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 131. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Samson 131 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.
