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Anleitung Zusammenfassung
The RTA is most commonly used to achieve the flattest possible system response in preparation for a sound off competition. Although an RTA may help in setting a flat system response it does not ensure the unit is tuned for your personal listening preferences. When setting the 2500 filter and gain controls using a familiar piece of music, adjustments can be made according the way you like the music to sound in relation to the vehicles acoustics and the type of drivers in the system. 1. Leave the subwoofer controls and the five filter gain controls to the flat (center) position. 2. If the dedicated subwoofer output is being used, turn off any active CONTROL PANEL FEATURES 1. M MMa aas sst tte eer rr V VVo ool llu uum mme ee/ //F FFa aad dde eer rr C CCo oon nnt ttr rro ool ll - The master volume/fader control knob is a retractable dual-function control that extends when needed for adjustments and retracts when not in use. To extend and retract the knob, press and release it into the subwoofer crossovers in the subwoofer amplifier. N NNO OOT TTE EE: ::When interfacing with Directed class d amplifiers with non-defeatable Low-pass crossovers adjust the amplifiers crossover point to its highest frequency setting. 3. Adjust the crossover point and subwoofer volume using the subwoofer controls (knobs four and five on the front panel) so the subwoofer blends with the satellite speakers. When set properly the bass should not be localized and voices should not be heard through the subwoofers. 4. Fine tune the system sound using the subwoofer volume control and the five filter gain controls for different tastes or audio material. 5. After adjusting the system for the best sound quality use the equalizers master volume to adjust overall volume of the system. control panel; it will extend or retract with each press. V VVo ool llu uum mme ee - The master volume/fader control knob is set to the volume position when it is initially extended. It controls the overall © 2002 Directed Electronics, Inc volume of the system and affects all 4 S SSu uub bbw wwo ooo oof ffe eer rr V VVo ool llu uum mme ee C CCo oon nnt ttr rro ool ll: The line level outputs to the amplifiers. F FFa aad dde eer rr -To set the master volume/ fader control knob to the fader position, pull gently on it until a notched position is reached. It will then control the front-to-rear balance of the front and rear RCA output jacks. W WWA AAR RRI IIN NNG GG! !!DO NOT use excessive force when using this knob or damage to its release mechanism may result. 2. P PPo oow wwe eer rr O OOn nn/ //O OOf fff ff L LLE EED DD - This LED will be illuminated when the 2500 is on. 3. I IIn nnp ppu uut tt S SSo oou uur rrc cce ee S SSw wwi iit ttc cch hh - The input source switch selects between Source 1 and Source 2 inputs. FIGURE 2—CONTROL PANEL subwoofer volume control knob controls the volume of the dedicated subwoofer output. 5. S SSu uub bbw wwo ooo oof ffe eer rr F FFr rre eeq qqu uue een nnc ccy yy C CCo oon nnt ttr rro ool ll - The subwoofer frequence control knob controls the low-pass crossover frequency for the dedicated subwoofer output between 30300Hz at 12dB/octave. 6. F FFr rre eeq qqu uue een nnc ccy yy C CCo oon nnt ttr rro ool lls ss - The frequency control knobs control the gains for their respective frequencies. The center position is flat with a maximum +18dB and -18dB adjustment capability. 12345 6 © 2002 Directed Electronics, Inc SYSTEM DIAGRAM ! © 2002 Directed Electronics, Inc SPECIFICATIONS Directed model 2500 Filter Frequencies 60Hz,125Hz,500Hz,1 kHz,12 kHz Boost/Cut 18dB/octave maximum Crossover/Range 12dB/octave low pass/variable 30-300Hz Signal-to-Noise Ratio 90dB @ 1 Volt input Frequency Response 20Hz-60kHz, +/- 1.0dB Maximum Output Voltage 4V RMS front/rear outputs 6V RMS subwoofer output Output Impedance 500 ohm Gain (all filters set flat) 1V in = 2V (front/rear), 6V (sub) Total Harmonic Distortion < 0.05% Stereo Separation 75dB @ 1kHz Input Sensitivity 50mv - 4.0V RMS (fixed inputs) 50mv - 10V RMS (variable input) Input Impedance 27k ohms Operating voltage/fuse 11-15V negative ground/3A ATC Remote Out 500mA @ 11.5V Size (H x W x D) 1"x 7"x 4-3/4" © 2002 Directed Electronics, Inc Directed Electronics, Inc. Vista, California 92083 The company behind this system is Directed Electronics, Inc. Since its inception, Directed has had one purpose, to provide customers with the finest vehicle security, car stereo products, rear seat entertainment, and accessories available. The recipient of more than 20 patents in the field of advanced electronic technology, Directed is ISO 9001 registered. Directed® is committed to delivering world-class quality products and services that excite and delight our customers. Directed is a proud member of Quality Directed products are sold and serviced throughout North America and around the world Call 800 274 0200 for more information about our products and services © 2002 Directed Electronics, In...