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RUBICON
Angina
A4
Power Amplifiers
Owner’s Manual
and
Installation Guide
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Conuru fulations! Table of Contents You now own a Soundstream amplifier, the product of an uncom- Design Features for the ANGINA p 4 - 5 promising design and engineering philosophy. Your Soundstream amplifier will outperform any other amplifier in the world. Design Features for the A4 - 7 To maximize the performance of your system, we recommend that you thor- oughly acquaint yourself with its and features. Please retain this - for the ANGINA manual and your sales receipt for future reference
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Desiun features of the An&a Desim Features of the An&a SLA/SHTM I Subwoofer High Level Input with terminal block connector will accept a speaker new dual function technology currently operates in two different ways level input. This allows the user to hook this amplifier up to any factory different models. In subwoofer applications the power supply tracks the incoming audio signal and increases or decreases its own voltage level to mirror the input. This design results in enormous low impedanc
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Desiun Features of the A4 Desiun Features of the A4 + RUBITM Power Supply Branched Impulse) Our new power + ChassisinkTM All transistors are sandwiched between the circuit board supply eliminates “power sags” during low frequency reproduction by and the to provide cool efficient amplifier operation in a smaller rapidly increasing the duty cycle, stabilizing the power supply and allow- Also, greater reserve gate power is now stored for low voltage conditions + Continuously Variable Lowpass Cros
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Cal/outs for the An&a Tbp Panel Callouts for the An&a Front Panel LP X-OVER SOUNDSTREW / 1 1. Power LED - Indicates amplifier power. 5. +12V - Connected to a fuse or circuit breaker, then to the battery’s positive terminal. 2. Subsonic / Hawkins Bass Control Switch - Select “Subsonic” to engage the Subsonic filter at Select Confrol”to Remote In - Remote turn-on input from the head unit. Accepts 6. engage the 45Hz for the channel. 7. Speaker Connection Terminal - Speaker connections to the mo
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Callouis for the A4 Cal/outs for the A4 Top Panel View ‘ 8. Remote - Remote turn-on input from the head unit. Accepts 9. GND - Main ground connection. Bolt to a clean chassis point in the vehicle. 10. Speaker Connection Terminal - Speaker connections for channels 2. Subsonic / Hawkins Bass Control Switch - Select “Subsonic” to 11. Low Pass Filter Control Adjustment - Crossover frequency control engage the Subsonic filter at Select ‘Hawkins Bass Contro/“to for the internal low pass filter. enga
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Crossover Adiustmen ts Hawkins Bass Control Subwoofer drivers in general ANGINA CROSSOVER have excellent power The ANGINA is designed as a mono subwoofer amplifier. This means the dling characteristics over j their operational bandwidth. handles these low frequencies with a Butterworth, low pass dB This bandwidth is deter- mined by many factors, in- cluding driver design, and These low pass frequencies are directed by the three position switch which enclosure type. It is possible to overdrive
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tda tion Moun ting Wiring A MPLINER LOCATION POWER A ND GROUND The amplifier employs highly efficient circuitry, a custom-engineered ensure maximum output from your amplifier, use high quality, heat sink, and a unique Chassisink construction to maintain lower operating tem- oss power and ground cables and connections. The amplifiers will peratures. Additional cooling may be required if the amplifier is located in a tightly an 8 gauge power and ground cables. Determine from the chart below
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An&a Samde Svstems Level Setting [Remote Ampbfier Turn On RA DIo The input levels are adjusted by means of the input level controls located on the front of the amplifier as shown below in the shaded area. This is a unique \ / ~ stage circuit that adjusts both level and gain. This topology maintains better S/N (after market radio) 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 yo
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Troubleshoo thy An&a and A4 Sarnde System Complete Sys feti while using a Factory Radio PROBLEM CAUSE 1. No power or ground at the No Sound and power LED RADIO amp 2. No remote turn-on signal lit 3. Blown fuse near the battery 1. No signal input 2. Speaker leads may be No sound, power LED is lit 3. Speaker leads may be referenced to ground 1. Speaker output may be shorted to ground. Amplifier output cuts on/off 2. Speaker leads may be shorted to each other. Check continuity with a volt meter
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Specifications for the A4 SDecifica tions for the An&a 2 Q Stereo 4 Sz Mono 2 fi Mono 4 Cl Stereo MODEL 4 Q Bridged MODEL (12.6 Vdc) (14.4 Vdc) (12.6 Vdc) (14.4 Vdc) Angina 100wx1 2oowx1 I I I A4 25Wx4 x2 I I THD l Signal to Noise Frequency Response 20Hz to 20kHz 2 20Hz to (-3dB) Frequency Response Stereo Separation NA Stereo Separation Damping z-200 Damping Input Sensitivity 200mV to 5.0 Volts 200mV to 5.0 Volts Input Sensitivity Input Impedance 1 Ok Ohms 1
