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S@UNDSTREW/l@ 1
T E C H N 0 L 0 G I E S
,
RUBICON
204
404
604
41312 Channel
Power Amplifiers
Owner’s Manual
SOUNDSTRC@
T E C H N 0 L 0 G 1 E s
and
SOUNDSTREAM TECHNOLOGIES
120 Blue Ravine Road - Folsom - California 95630 USA
Installation Guide
ph 916.351.1288 . fax 916.351.0414
revA - YV98
WWV.
SOUfdDSTREAM.COM
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Conaratulations! Table of Contents You now own the Soundstream amplifier, un- compromising design and engineering philosophy, Your Soundstream amplifier will outperform any other amplifier in the Design Features ....................................................... To maximize the performance of your system, we recommend that you thor- .............................. oughly acquaint yourself with its and features. Please retain this manual and your sales receipt for future reference. ......
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All transistors are ideally located and sandwiched be- @ranched This new proprietary power sup- tween the circuit board and the k to provide cool efficient ampli- ply topology eliminates “power sags” during low frequency fier operation. power supply and allowing it to deliver the power required when reproducing low frequen- Differentially Balance RCA Input eliminates ground loop related noise in the audio. Fully Balanced Input (604) for professional-quality perfor- STACTTM Reduces power sup
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RUBICON KEY TO CALLOUTS 1. FUSE LED - Indicates blown fuse. 2. POWER LED - Indicates amplifier power. 3 . Subsonic / Hawkins Bass Control Switch - “SUB SONIC” to engage the Sub Sonic filter at 13 Hz. “Hawkins Bass Control” to engage the high pass filter @ 45 Hz with built-in boost at for optimum bass for any Low Pass channel. 4 . XOVER Switch - (Channels l&2) Select “L.P.” for use with the internal low or “OUT” for use with external crossover. XOVER Switch - (Channels Select “L.P.” for use wit
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RUBlCON404 KEY TO CALLOUTS 1. Power LEO - Indicates amplifier power, either in High Power or Auto CWWt. 2. Subsonic / Hawkins Bass Control Switch - “SUB SONIC” to engage the Sub Sonic filter at 13 Hz. ‘“Hawkins Bass Control” to engage the high pass filter @ 45 Hz with variable boost (Q) for optimum bass for any chan- nel in Low Pass. 3. XOVER Switch - (Channels l&2) Select “L.P.” for use with the internal low pass filter, “IN” for use with the internal high pass filter, or “OUT” for use with ex
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KEY TO CALLOUTS 1. FUSE LED - Indicates blown 2. Power LED - indicates amplifier power, either in High Power or Auto High Current. 3. Subsonic / Hawkins Bass Control Switch - “SUB SONIC” to engage the Sub Sonic filter at 13 Hz. “Hawkins Bass Control” to engage the high pass filter @ 45 Hz with variable boost for optimum bass for any channel in Low Pass. 4. Clip Indicators - (Channels Indicates the signal output level is too high and the output stage of the amplifier is clipping. 5. XOVER Swit
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Hawkins Bass Control - Theory and Use Hawkins Bass Control (variable) is a unique subwoofer control I --- The and 604 amplifiers incorporates an on-board stag- and 604 HANKINS SUB l BASS SON C gered electronic crossover, with full range RCA outputs to drive an external plifier. It is capable of removing subsonic energy in program ma- CONTROL amplifier. No external electronic crossover is necessary. The high and low terial below 45 Hz at 12 while boosting subwoofer HAWKINS frequencies. The ci
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[ INSTALLATION STEP 2 ( INSTALLATION STEP 1 BALANCED / UNBALANCED INPUT SELECTING THE SPEAKER OUTPUT MODE The amplifier has the ability to accept either a standard Unbal- Channels 1 through 4 of the 404 and 604 amplifiers have the of the Soundstream BLT Balanced Line Transmitter or some other balanced line ability to operate in any one of the following audio source. Before installing your system, you should decide upon which signal type you wish to run. There are advantages to both: Stereo U
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f INSTALLATION STEP 4 ( INSTALLATION STEP 3 ) WIRING POWER AND GROUND To ensure maximum output from your amplifier, use high quality, AMPLIFIER LOCATION loss power and ground cables and connections (4 gauge for 604). The The amplifier employs highly efficient circuitry, a custom-engineered amplifiers will accept up to 8 gauge power and ground cables. Determine from heat sink, and a unique Chassisink construction to maintain lower operating the chart below the minimum gauge power and ground w
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INSTALLATION STEP 5 1 2-way with fader subwoofer I&& ~c&DI 2 channels Qf Z-way high-pass, 2 CWWMWIS of bridged bw pa&. CH1&2 CH3&4 The input level controls are located on the front of the amplifier. This is a unique Bottom view / dual-stage circuit that adjusts both level and gain. This topology maintains better (604) j S/N Ratio even when using sources with minimal output. In the ideal situation, all components in the audio system reach maximum undistorted output at the same time. If you send a
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I .i 3 n : 4 .- : Q 0 0 0 0 Q 0 Q 2 d, -5 ;,z; .-
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SPECIFICATIONS TRIDENT PROTECTION CIRCUITRY 2 Q Stereo 1 n Stereo 4 n Stereo Your amplifier is protected against both overheating and short (4 Q Bridged) (2 Q Bridged) iirE’ MODEL Q Bridged) circuits by means of main power supply fuses and the following circuits: (12.5 Vdc) (12.5 Vdc) (12.5 Vdc) + Speaker Protection 25Wx4 5owx4 + Ground Fault Differential 204 NA 200 (5OW x 2) (1 oow x 2) I I I I + A fail-safe thermal protection circuit 5owx4 1oow x4 lOOWx4 404 NO7E: #yuu,experience bhvvr~ m&n p
