Soundstream Technologies 404s owner manual Sample System #3

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SAMPLE SYSTEM #3

2 channels of input with 2 channels of bridged high pass output

External input to channels 3 & 4 with an external crossover

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

1/2 ohm Drive Ability - The REFERENCE404s amplifier is designed to drive virtually any load— all the way down to 1/2 ohm stereo (per channel) or 1 ohm mono.

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

Drive DelayTM Muted Turn-on/off Circuit - A unique circuit which completely eliminates any amplifier-relatedturn-on/off noises.

Flexible Input Sensitivity accepts voltages from 200 mV to 5.0 V, permitting maximum output from the amplifier with virtually any source unit.

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Contents Reference Series and Parallel WiringCongratulations ServiceSpecifications Protection Circuitry TroubleshootingTable of Contents Sample System #4 Design FeaturesSample System #3 Sample System #2 Reference404sSample System #1 Key to CalloutsLevel Setting Auto High Current Power SupplyCoherent Stereo MIXED-MONO / Bridged Mono Installation and MountingWiring Diagram Wiring