Instruction/ maintenance manual of the product Model 441 Art
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441 DUAL CHANNEL 15 BAND 2/3 OCTAVE GRAPHIC EQUALIZER 451 SINGLE CHANNEL 31 BAND 1/3 OCTAVE GRAPHIC EQUALIZER 455 DUAL CHANNEL 31 BAND 1/3 OCTAVE GRAPHIC EQUALIZER.
2 The new ART 400 Series of Precisi on Graphic Equalizers have been designed and engineered to exceed extremely hi gh standards for audio performance and functionality.
3 GENERAL INFORMATION Congratulations on the purchase of y our new ART equalizer. This profe ssional equalizer is perfect for virtually any audio application wher e frequency tailoring is needed.
4 SIGNAL LEVELS Signal levels from -10 dBu to +4 dBu are considered normal with maximum levels of approximately +19dBu. Do not connect microphones directly to the equalizer. Microphones require a preamp. CHASSIS GROUNDING The equalizers are equipped with a r ear panel Ground lift switch.
5 4. Select the 6dB range swit ch (Note: The green LED is on). 5. Apply signal to the system. 6. Release the bypass switch (Note: The red LED is off). 7. If the Clip LED is on, you must turn down the input level control. 8.You may now start equalizing your system.
6 4. BYPASS SWITCH & CLIP INDICATOR LED Bypass Switch: When the red LED is illuminat ed, this indicates that the unit or channel is in the bypass mode. Signal is rout ed directly from the input to the output without passing through any circuit (often referred to as ”hard-wire bypa ss”).
7 REAR PANEL CONNECTORS & CONTROLS 8. POWER CORD This cord is used connect the AC power source to your equalizer. CAUTION: Equipment for USA installation includes a power cord with a thre e pin polarized plug. DO NOT REMOVE THE CENTER GROUNDING PIN.
8 12. INPUT/OUTPUT CONNECTORS 1/4 TRS The TRS (Tip Ring Sleeve) connector is balanced and wired as tip = Hi (+), Ring = Lo (-), and Sleeve = Ground. CAUTION: Only one of these sockets should be chosen for audio connection at the same time. XLR The XLR input connector is balanced and wired as Pi n 2=Hi (+), Pin 3=Lo (-), and Pin 1=Ground.
9 APPLICATIONS Graphic equalizers may be used wherever modification of the frequency contour of a sound system is needed. A graphic equalizer is a solution to any number of sound problems or creative urges.
10 WARRANTY INFORMATION Limited Warranty Applied Research and Technology will provide warranty and service for this unit in accordance with the following warrants: Applied Research and Technology, (A .
11 SERVICE The following information is provided in the unlik ely event that your unit requires service. 1) Be sure that the unit is the cause of the problem. Check to make su re the unit has power supplied, all cables are connecte d correctly, and the cables them selves are in working condi- tion.
12 SPECIFICATIONS: EQUALIZER Bands 2 x 15, 2/3 Octave, ISO Spacing (441) 1 x 31, 1/3 Octave, ISO Spacing (451) 2 x 31, 1/3 Octave, ISO Spacing (455) Type / Accuracy Constant Q, 3% Center Frequency Travel 20 mm (Positive Center Detent).
13 APPLIED RESEARCH & TECHNOLOGY 215 TREMONT STREET ROCHESTER, NEW YORK 14608 USA (585) 436-2720 – Voice (585) 436-3942 – Fax www.artproaudio.com E-mail: cserve@artproaudio.
An important point after buying a device Art Model 441 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Art Model 441 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Art Model 441 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Art Model 441 you will learn all the available features of the product, as well as information on its operation. The information that you get Art Model 441 will certainly help you make a decision on the purchase.
If you already are a holder of Art Model 441, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Art Model 441.
However, one of the most important roles played by the user manual is to help in solving problems with Art Model 441. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Art Model 441 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
