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Directed Electronics d2500.1 - page 1
model d2500.1 ...
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Directed Electronics d2500.1 - page 2
2 © 2002 Directed Electronics, Inc ...
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Directed Electronics d2500.1 - page 3
3 © 2002 Directed Electronics, Inc T ABLE OF CONTENTS CONGRA TULA TIONS Congratulations for choosing a Viper Audio power amplifier from Directed Electronics, the industr y leader in high quality automotive security and audio equipment since 1990. With the introduction of Viper Audio power amplifiers, Directed Electronics continues to set new stand ...
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Directed Electronics d2500.1 - page 4
4 © 2002 Directed Electronics, Inc Directed Electronics, Inc. promises to the original purchaser , to replace this product should it prove to be defective in workman- ship or material under normal use, for a period of two years from the date of purchase by the dealer as indicated by the date code marking of the product PROVIDED the product was ins ...
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Directed Electronics d2500.1 - page 5
5 © 2002 Directed Electronics, Inc High-powered car audio systems may produce sound pressure levels that exceed the threshold at which hearing loss may result. They may also impair a driver’ s ability to hear traffic sounds or emergency vehi- cles. Use common sense and practice safe listening habits when listening to or adjusting your audio syst ...
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Directed Electronics d2500.1 - page 6
6 © 2002 Directed Electronics, Inc INST ALLA TION GUIDELINES 1. Please read this owner’ s manual carefully before installing this ampli- fier . 2. Disconnect the batter y ground terminal prior to making any elec- trical connections. 3. Check for any hazards or obstruc- tions such as gas tanks, fuel or brake lines, and wiring harnesses before mou ...
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Directed Electronics d2500.1 - page 7
7 © 2002 Directed Electronics, Inc generated. For low impedance speaker applications or restricted ventilation installations, an external cooling fan may be advisable. 9. Batter y and ground connections to the vehicle should be made with crimped ring terminals of the appro- priate size (surface area is what counts); soldering the terminals after c ...
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Directed Electronics d2500.1 - page 8
8 © 2002 Directed Electronics, Inc 1. R R C C A A I I n n p p u u t t J J a a c c k k s s - Accepts line level outputs from head units or signal processors at voltages between 150mV and 8 volts. 2. R R C C A A S S y y n n c c O O u u t t J J a a c c k k - This RCA jack sends a synced, or in-phase, gain matched signal to a slave d2500.1 when connec ...
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Directed Electronics d2500.1 - page 9
9 © 2002 Directed Electronics, Inc 1. R R e e m m o o t t e e T T u u r r n n O O n n - This ter minal turns on the amplifier when (+) 12 volt is applied to it. Connect it to the remote turn on lead of the head unit or signal source. If a (+) 12 volt remote turn on lead is not available, a Remote Power Adapter (P/N #55000) can be used to supply a ...
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Directed Electronics d2500.1 - page 10
10 © 2002 Directed Electronics, Inc FIGURE 2—AMPLIFIER CONNECTIONS d2500.1 REAR 2 1 4 3 5 ...
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Directed Electronics d2500.1 - page 11
11 © 2002 Directed Electronics, Inc TOP P ANEL CONTROLS FIGURE 4—AMPLIFIER CONTROLS TOP 6 1. I I n n p p u u t t G G a a i i n n A A d d j j u u s s t t m m e e n n t t - Controls the amplifier’ s sensitivity and is used to match the input level of the amplifier to the output level of the signal source. 2. C C r r o o s s s s o o v v e e r r F ...
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Directed Electronics d2500.1 - page 12
12 © 2002 Directed Electronics, Inc Control Panel Cover The amplifier’ s gain and filter controls are mounted under the elliptical control panel cover . Magnets hold the cover snugly and allow easy access. T T o o i i n n s s t t a a l l l l t t h h e e c c o o v v e e r r - Place the straight end of the control panel cover into the notched ...
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Directed Electronics d2500.1 - page 13
13 © 2002 Directed Electronics, Inc SPEAKER WIRING DIAGRAMS Single subwoofer connection (bottom view) T wo subwoofer connection (bottom view) N N O O T T E E : : The dual + and -- subout ter minals of the d2500.1 are paralleled internally and the combined load impedance should be taken into consideration when connecting multiple subwoofers. ...
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Directed Electronics d2500.1 - page 14
14 © 2002 Directed Electronics, Inc The Viper d2500.1 subwoofer amplifier has the capability of connecting two or more d2500.1 amplifiers in a master/slave combination for increased power with accurate level matching. It is called the Parallel Synced Gain combina- tion. W W A A R R N N I I N N G G : : DO NOT attempt to combine amplifiers of differ ...
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Directed Electronics d2500.1 - page 15
15 © 2002 Directed Electronics, Inc The Viper d2500.1 subwoofer ampli- fiers can also be used in multiples of the Parallel Synced Gain combination allowing for unlimited expansion to a systems subwoofer section. T o use multiples of the Parallel Synced Gain combination the following directions must be adhered to for best results. A A u u d d i ...
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Directed Electronics d2500.1 - page 16
16 © 2002 Directed Electronics, Inc 1. I I n n p p u u t t S S i i g g n n a a l l - Connect these RCA jacks as described in the Front Panel Connection section of this guide. 2. S S l l a a v v e e / / M M a a s s t t e e r r S S w w i i t t c c h h Set the slave/master switch on the master amplifier to the MASTER position. Set the slave/m ...
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Directed Electronics d2500.1 - page 17
17 © 2002 Directed Electronics, Inc FIGURE 5—P ARALLEL SYNC GAINED d2500.1 5 Subwoofer Wiring (bottom view) N N O O T T E E : : The dual + and -- subout terminals of the d2500.1 are paralleled internally and the combined load impedance should be taken into consideration when connecting multiple subwoofers. SUB LEVEL MIN MAX SLAVE IN SLAVE IN INP ...
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Directed Electronics d2500.1 - page 18
CROSSOVER SETTINGS AND GAIN ADJUSTMENT 18 © 2002 Directed Electronics, Inc Y our Viper Audio power amplifier needs to be adjusted carefully to achieve maximum performance. These are some guidelines to follow when fine-tuning the amplifier . Because this amplifier is only designed for subwoofer applications, the low-pass crossover is active at ...
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Directed Electronics d2500.1 - page 19
SPECIFICA TIONS 19 © 2002 Directed Electronics, Inc 1500 watts 0.8% THD Viper model d2500.1 Signal-to-Noise Ratio Greater than 80 dB Frequency Response 20-250 Hz +0, -1 dB Damping Factor 50 (typical) Crossover Low-pass 24 dB/octave, variable from 30 to 250 Hz Subsonic Filter Switchable 24 dB/ octave, variable from 20 to 250 Hz Bass Equalization V ...
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Directed Electronics d2500.1 - page 20
20 © 2002 Directed Electronics, Inc 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 electroni ...
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