Soundstream Technologies 300SX manual Congratulations, Design Features

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CONGRATULATIONS!

You now own the REFERENCE Amplifier, the product of an uncompromising design and engineering philosophy. Your SoLndstream REFERENCE amplifier will outperform any other amplifier in the world.

To madmize the pedorrnance of your system, we recommend that you thoroughly acquaint yourself with its capabilities and features. Please retain this manual and your sales and installation receipts for future reference.

Soundstream amplifiers are the result 01 American craftsmanship and the highest quality control standards, and when properly installed will provide you with many years of listening pleasure. Should your amplifier ever need service or replacement due to theft, please record the following information, which will help protect your investment.

Model and Serial #

Dealer’s Name

Date of Purchase

Installation Shop

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DESIGN FEATURES

. Uncompromising Design and Construction - including mil-spec glass epoxy circuit boards and high current custom gold-plated solid brass connections that will accept up to 4 gauge power/ground wire.

. Hlgh PowerRligh Current CapabIlity - Soundstream’s exclusive circuit which permits customization of your amplifier to its particular application-high current, low impedance loads (multiple subwoofers, less than 2 ohms mono) or High Paver, higher impedance loads (2 ohms mono and up).

. Coherent StereoTYIMlxed Mono - selection for either “pure” stereo operation or mixed mono for simultaneous stereo and mono.

Chassisink” Darlington Power Array - Soundstream’s “overbuilding” of the output section incorporates multiple outpul transislors instead of a few for faster, stronger power delivery. The transistors are sandwiched between the circuit board and the heatsink in a design called Chassisir&TM to ensure cool. efficient amplifier operation.

PowerGrid Power Supply Design - All power supply components are located near one another. connected by thick. wide PCB traces. which ensures rapid, high current delivery. The entire power supply is isolated on one side of the circuit board while the audio stage is located opposite if, guaranteeing minimal noise

Ultra-Low ESR Capacitance Bank-Multiple small input power capacitors are used to provide a lower ESR (Equivalent Series Resistance), which means more power in and auf faster.

Smart Thermal Rollback - Most amplifiers shut off when they get too hot. In the unlikely event the REFERENCE300sx amplifier reaches 85” C, it will gradually roil back its average power (without affecting the dynamics). Once the amplifier has cooled off, it returns to full power oulput. If overheating should continue, a second thermal sensing protection circuit will shut off the amplifier if the heatsink reaches 95” C.

Unregulated Power Supply 4 ohm power ratings are measured at 12 volts, meaning substantially greater oulpui in the real world when the vehicle is funning, where voltages range from 13.2 to 14.4 volts.

Fautl Monitor LED - on the top panel notifies you of blown power supply fuses.

l/2 ohm Drlve Abiiliy -The REFERENCE amplifiers are designed to drive virtually any load-all the way down to l/2 ohm stereo (1 ohm mono).

Dual Discrete Class A Drive Stages . Over six times the drive current of most amps, which maintains perfomlance into low impedance loads.

Drive DelayTH Muted Turn-oWofl Circuit . A unique circuit which completely eliminates any amplifier-related turn-on/off noises.

Flexible hput Sensitivity - accepts voltages from 200 mV to 5.0 V, penitling maximum output from the amplifier with virtually any source.

Differential Balanced input Design - for added immunity to noise caused ,by component and vehicle electrical system interaction when using \Inbalanced RCA inputs.

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Contents Lll Design Features CongratulationsKev to Caiiouts Reference Power Supply Design Passive Crossover ChartCrossover Adjustments FreqSetting Wiring Wiring DiagramInstallation and Mounting Level SettingService Airbass TM Accessory OPT/ONTroubleshooting

300SX specifications

Soundstream Technologies has made a name for itself in the automotive audio industry, particularly with the introduction of the Soundstream Technologies 300SX. This amplifier stands out due to its remarkable combination of power, efficiency, and advanced features, making it an appealing choice for serious audiophiles looking to enhance their vehicle’s sound system.

The Soundstream 300SX is a Class D amplifier designed to deliver robust performance while maintaining compact dimensions. This efficiency allows it to produce high power output without overheating, making it suitable for various installation configurations in both cars and trucks. With a peak power output of 3000 watts, it provides substantial power to drive large speakers or subwoofers, ensuring that users experience high-quality sound across multiple frequencies.

One of the key features of the 300SX is its high-level inputs, allowing for easy integration into factory audio systems. This feature enables users to upgrade their sound without needing to replace the entire system, making it a cost-effective solution for those looking to elevate their audio experience. Additionally, it includes low-level inputs for those who prefer a direct connection to aftermarket head units.

The amplifier also boasts a variable crossover feature, which allows users to fine-tune their audio experience based on personal preferences or specific speaker requirements. This capability ensures that frequencies are correctly allocated to the appropriate speakers, enhancing clarity and overall sound quality. Furthermore, the inclusion of bass boost control further enables users to amplify low frequencies, making it ideal for bass enthusiasts.

Another significant aspect of the Soundstream 300SX is its durable build quality. Designed to withstand the rigors of automotive environments, the amplifier features a robust chassis that reduces the risk of damage from vibrations or extreme temperatures. Additionally, it comes equipped with built-in thermal and overload protection, ensuring longevity and reliability in performance.

In terms of aesthetics, the 300SX presents a sleek and modern appearance, often featuring an eye-catching design that can complement any vehicle's interior. Its compact size allows for flexible mounting options, making installation straightforward even in tight spaces.

In summary, the Soundstream Technologies 300SX amplifier represents a powerful choice for car audio enthusiasts. With its impressive power output, versatile connectivity options, customizable sound features, and solid construction, it delivers an exceptional audio experience that caters to various listening preferences.