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model
450.5
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2 © 2003 Directed Electronics, Inc
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CONGRATULATIONS Congratulations for choosing a Viper delight the mobile sound enthusiast with Audio power amplifier from Directed years of high-quality audio reproduction. Electronics, the industry leader in high Viper Audio power amplifiers come with quality automotive security and audio a two-year limited warranty if installed equipment since 1990. by an authorized Viper dealer. If not With the introduction of Viper Audio installed by an authorized dealer, Viper power amplifiers, Directed Elec
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LIMITED TWO-YEAR CONSUMER WARRANTY Directed Electronics, Inc. promises to the WARRANTY OF NON-INFRINGEMENT OF original purchaser, to replace this product INTELLECTUAL PROPERTY ARE EXPRESSLY should it prove to be defective in workman- EXCLUDED TO THE MAXIMUM EXTENT ship or material under normal use, for a ALLOWED BY LAW, AND DIRECTED period of two years from the date of NEITHER ASSUMES NOR AUTHORIZES purchase by the dealer as indicated by the ANY PERSON TO ASSUME FOR IT ANY date code marking of t
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FEATURES Dual high-speed MOSFET switching Remote subwoofer level control and power supplies. variable 12 dB bass EQ function. Complimentary bipolar outputs (ch Two, four, and six channel input 1-4), and high-current MOSFET allows full access to source or outputs (sub channel). processor output functions. Five channel expandable architec- Summed stereo full-range RCA ture supports single or multiple amp output jacks. system designs. Gold-plated screw-block plugs and Thermal, DC offset, re
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INSTALLATION GUIDELINES 1. Please read this owner’s manual battery terminal. Use a fuse or carefully before installing this ampli- circuit breaker rated slightly more fier. than the on-board fuse(s) of the amplifier(s). The gauge of power 2. Disconnect the battery ground wire used should take into account terminal prior to making any elec- the total current draw of the trical connections. system, and the length of wire used. IASCA and other auto sound 3. Check for any hazards or obstruc- compet
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electronics and the lower your 10. Due to the high-frequency MOSFET speaker load, the more heat is switching power supply, filtering the generated. For low impedance power cable is not generally speaker applications or restricted required (remember that the amp ventilation installations, an external can’t deliver full output if the power cooling fan may be advisable. supply is restricted). Proper grounding of the signal source is 9. Battery and ground connections to mandatory for the amplifier t
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FRONT PANEL CONNECTIONS/STATUS LED R RC CA A IIn np pu ut t J Ja ac ck ks s -- 1. Accepts line level ating normally. Shuts off to indicate outputs from head units or signal thermal shutdown or short circuit processors between 150mV and 8 condition for channels 1-4. volts. 5. P Prro ot te ec ct tiio on n L LE ED D - Lights RED to indi- 2. R RC CA A S Su ub b IIn np pu ut t J Ja ac ck ks s - Accepts line cate the amplifier is in protection level outputs from head units or mode due to shor
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REAR PANEL CONNECTIONS 1. R Re em mo ot te e T Tu urrn n O On n - This terminal 5. ( (+ +) ) 1 12 2 V Vo ollt t P Po ow we err - Connect this turns on the amplifier when (+) 12 terminal through a FUSE or CIRCUIT volt is applied to it. Connect it to BREAKER to the positive terminal of the remote turn on lead of the head the vehicle battery or the positive unit or signal source. If a (+) 12 terminal of an isolated audio volt remote turn on lead is not system battery. available, Remote Power
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TOP PANEL CONTROLS 1. IIn np pu ut t G Ga aiin n A Ad djju us st tm me en nt ts s - Control 6. S Su ub b IIn np pu ut t S Sw wiit tc ch h - Controls where amplifier sensitivity and are used to the subwoofer section of the ampli- match the input level of the ampli- fier gets its signal. If the SUB INPUT fier to the output level of the signal switch is in the ON position the source. subwoofer section of the amplifier will get its signal internally summed C Crro os ss so ov ve err S Se elle ec
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FIGURE 3—AMPLIFIER CONTROLS TOP 5 4 3 2 5 1 6 7 11 © 2003 Directed Electronics, Inc
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TOP PANEL FEATURES Control Panel Cover cracking the window. The amplifier’s gain and filter controls 2. Apply two of the precut pieces of are mounted under the elliptical control adhesive tape to the corners of the panel cover. Magnets hold the cover window that don't have tape. Make snugly and allow easy access. sure to apply the tape to the side T To o iin ns st ta allll t th he e c co ov ve err - Place the that makes contact with the cover. straight end of the control panel Save the other
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SPEAKER WIRING DIAGRAMS Five channel operation (bottom view) Three channel operation (bottom view) N NO OT TE E:: The dual + and -- subout terminals of the 1100.5 are paralleled internally and the combined load impedance should be taken into consideration when connecting multiple subwoofers. 13 © 2003 Directed Electronics, Inc
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CROSSOVER SETTINGS AND GAIN ADJUSTMENT Your Viper Audio power amplifier needs to be adjusted carefully to achieve maximum performance. These are some guidelines to follow when fine-tuning the amplifier. For normal complete system application, the crossover selection switches should be set to HPF. The crossover frequency control needs to be adjusted to suit your particular system. For subwoofer applications, try to keep the setting low enough to prevent the image smearing (you should not be abl
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SPECIFICATIONS Viper model 450.5 Ch 1-4 Ch 5 RMS continuous power per channel, Channels 1-4 driven into 35 150 watts watts 4 ohms from 20 to 20,000 Hz, with less than 0.08% total Harmonic Distortion @ 14.4 VDC. Channel 5 driven into 4 ohms from 20-250 Hz, with less than 0.4% THD @ 14.4 VDC. RMS continuous power per channel, Channels 1-4 driven into 50 250 watts watts 2 ohms from 20 to 20,000 Hz, with less than 0.1% Total Harmonic Distortion @ 14.4 VDC. Channel 5 driven into 2 ohms from 20-250 Hz
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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 Electronics, Inc. Vista, California 92083 Directed® is committed to delivering world-class quality products and services that excit
