Instruction/ maintenance manual of the product EQ-231 Electro-Voice
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Description The Electro-V oice EQ-231 is a boost-and- cut stereo 1 / 3 -octave graphic equalizer whose primary use is for tuning the overall fre- quency response of a sound reinforcement system, both to increase gain-before-feed- back and to compensate for the deficiencies in the acoustic environment and the sound system.
EQ-231/Graphic Equalizer EQ -231/Graphic Equalizer 2 The equalizer shall meet or exceed the fol- lowing performance specifications: fre- quency response at unity gain, …1 dB 20 - 20,000 Hz; total harmonic distortion less than 0.
EQ -231/Graphic Equalizer EQ-231/Graphic Equalizer 3 FIGURE 5— Front and Back Panel Details FIGURE 3 — High-Pass Filter Response, Upper T race Lo-Cut Off, Lower T race Lo-Cut On FIGURE 4 — Frequ.
EQ-231/Graphic Equalizer EQ -231/Graphic Equalizer 4 ELECTRONICS–Graphic Equalizer Part Number 532251 — 9937 600 Cecil Street, Buchanan, MI 49107 616/695-6831, 616/695-1304 Fax ©EVI Audio 1999 • Litho in U.S.A. General Specifications Conditions: 1.
An important point after buying a device Electro-Voice EQ-231 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Electro-Voice EQ-231 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 Electro-Voice EQ-231 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Electro-Voice EQ-231 you will learn all the available features of the product, as well as information on its operation. The information that you get Electro-Voice EQ-231 will certainly help you make a decision on the purchase.
If you already are a holder of Electro-Voice EQ-231, 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 Electro-Voice EQ-231.
However, one of the most important roles played by the user manual is to help in solving problems with Electro-Voice EQ-231. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Electro-Voice EQ-231 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