Samsonメーカー131の使用説明書/サービス説明書
ページ先へ移動 of 20
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.
デバイスSamson 131の購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
Samson 131をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはSamson 131の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Samson 131の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Samson 131で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Samson 131を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はSamson 131の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Samson 131に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちSamson 131デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。