- DL manuals
- Audio Control
- Car Stereo System
- EX concert series
- Owner's Manual
Audio Control EX concert series Owner's Manual
Summary of EX concert series
Page 1
Equalizer/crossover/level matcher owner’s manual 22410 70th ave. W., mountlake terrace, wa 98043 phone 425-775-8461 • fax 425-778-3166 www.Audiocontrol.Com concert series ® ® making good stereo sound better ®.
Page 2: Quick Installation Info
Concert series owner’s manual ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ quick installation info refer to figures 3 through 5 (pages 9 to 11) when installing the eqx equalizer/crossover. The unit is shipped from our factory with a 90 hz crossover module already installed, and the programmable frequency ...
Page 3: Congratulations!
○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ congratulations! You have purchased one of the most exciting and innovative audio products available for your car stereo system – the audiocontrol eqx equalizer/crossover/level matcher. The eqx can make any system sound better. Even if you have followed the tru...
Page 4
Concert series owner’s manual ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ ä dual bandwidth equalizer – 13 bands the dual bandwidth design of the eqx concentrates more control in the lower bass frequencies where the interior of an auto- mobile causes problems. The higher fre- quency controls are spaced on...
Page 5
○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ ä bridging adaptor bridging an amplifier gives you more power. The eqx can combine the two channels of almost any amplifier into one, for really powerful bass. The result is up to four times the power for your woofers. Where else can you get that good of a deal...
Page 6
Concert series owner’s manual figure 1.Top panel layout for eqx equalizer/crossover/ level matcher. 4.
Page 7: Description
○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ description we’ve created the eqx equalizer/crossover/ level matcher to make any system sound better. This performance match™ component 3 features straightforward connections and easy- to-adjust equalizer and level controls. To learn more, read on. Equalizer an...
Page 8
Concert series owner’s manual ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ figure 2. Front panel layout for eqx equalizer/crossover/level matcher. Connections and equalizer bypass the front panel contains power and input/ output connections, as well as an equalizer bypass button, as shown in figure 2 (abo...
Page 9
○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ ä high pass output – rca jacks for connec- tion of high frequencies above the crossover point to the inputs of the mid/high fre- quency amplifier. ä low pass output – rca jacks for connec- tion of low frequencies below the crossover point to the inputs of the l...
Page 10: Installation
Concert series owner’s manual ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ installation we strongly suggest you have the eqx profes- sionally installed, but if you are doing it solo, this section lists the procedures you’ll need to install the eqx in your vehicle. Before you begin, we suggest you read the...
Page 11
Figure 3. Wiring diagram for eqx in a bi-amplified system. 9 installation.
Page 12
Concert series owner’s manual figure 4. Wiring diagram shows an eqx in a single-amplifier system using a deck and the epicenter. Figure 5 (on opposite page). Wiring diagram shows an eqx in a bi-amplified system with an model 11 amplified center channel image processor. 10
Page 13
11 installation.
Page 14
Concert series owner’s manual ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ warning before installation, turn off the power to the head unit or radio and discon- nect the negative (-) lead of your vehicle’s battery. Mounting the eqx 1. Select a permanent mounting site for the eqx. Make sure you observe the...
Page 15
○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ 4. On the eqx, set all equalizer controls to the flat (i.E.,“0”) position. Set the input gain controls for minimum gain (i.E.,“-18”). Set all output level controls for maximum attenuation (i.E.,“- ∞”). Press the equalize button in. 5. Reconnect the vehicle’s ne...
Page 16
Concert series owner’s manual ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ 10. Listen to the vocals and instruments, and trying cutting the frequencies in the mid- bass (90 to 250 hz) and mid-range (2 to 4 khz) spectrum. The mid-bass response is usually a problem area due to standing waves caused by sound...
Page 17
○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ 12. As a final check, press the equalize switch out and in to compare the sound without and with equalization. Try different pro- gram sources and make any final adjust- ments. Using a real time audio analyzer (rta) for a really well-balanced system, we highly ...
Page 18: Amplifier Bridging
Concert series owner’s manual ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ amplifier bridging the eqx comes with low pass mono out- puts, so you can create a bridged amplifier system that will drive a subwoofer at maximum power output, as shown in figure 6. This concept will work on almost any amplifier n...
Page 19
Amplifier bridging figure 6. Wiring diagram for a bridged amplifier system. 17 caution: limitations in the amplifier power supply will almost always reduce the available current. Therefore, the realized power output will generally be less than four times the amplifier’s power output. Although bridgi...
Page 20: Making Your Own Crossover
Concert series owner’s manual ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ making your own crossover and programmable frequency match modules a crossover network is a circuit that divides the bandwidth of an audio signal into two or more frequency bands, as shown here. Crossover incorporated high sounds l...
Page 21
○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ making modules since component speakers (like woofers, mids, and tweeters) are designed only to reproduce certain frequencies, a crossover allows us to match the speakers needs to the appropriate frequency range 4 . The correct crossover frequency greatly de- p...
Page 22: Making Your Own (Cont’D)
Concert series owner’s manual ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ warning turn off the system before chang- ing modules, or else something in your system will be damaged! Making your own (cont’d) additional modules with pre-set frequencies are available from an authorized audiocontrol dealer, or ...
Page 23: Troubleshooting
○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ making modules 1. Turn the system power off. 2. Remove the top panel and locate the cross- over or performance frequency match module, as shown in figure 8 (on the oppo- site page). 3. Change the appropriate module. 4. Replace the top panel and tighten the scre...
Page 24: Unabashed Plug!
Concert series owner’s manual ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ unabashed plug! In addition to the eqx, we manufacture a unique line of high-quality performance match components, all designed to work together to give you the best-sounding system, regardles...
Page 25: Warranty
○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ warranty people are scared of warranties. Lots of fine print. Lots of noncooperation. Months of wait- ing around. Well, don’t be scared of this war- ranty. It’s designed to make you rave about us to your friends. It’s a warranty that looks out for you and helps...
Page 26
Concert series owner’s manual ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ 24 4. You cannot let anybody who isn’t: (a) the audiocontrol factory; (b) an authorized service center; or (c) someone authorized in writing by audiocontrol service your eqx. If anyone other than (a), (b) or (c) messes with your eq...
Page 27: Block Diagram
Block diagram figure 10. Block diagram of the eqx equalizer/ crossover/level matcher. *note: the mono output can be split with a ‘y’ cord if your amp needs dual mono inputs. 25 specifications.
Page 28: Specifications
Concert series owner’s manual ○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○ specifications all specifications are measured at 14.4 vdc (stan- dard automotive voltage). Frequency response: 10 hz to 20 khz + 1 db total harmonic distortion (thd): 0.005% signal to noise ratio (snr): 110 db at full output maxim...