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User's Manual 9. Power Cord Protection — Power-supply Safety Instructions cords should be routed so that they are not likely 1. Read Instructions -– All the safety and to be walked upon or pinched by items placed operation instructions should be read before upon or against them, paying particular attention the Sunfire Component is operated. to cords at plugs, convenience receptacles, and the point where they exit the Component. 2. Retain Instructions — The safety and operating instructions shoul
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User's Manual 15. To prevent electric shock, do not use this This apparatus does not exceed the Class A/ polarized plug with an extension cord, recep- Class B (whichever is applicable) limits for radio tacle or other outlet unless the blades can be noise emissions from digital apparatus as set fully inserted to prevent blade exposure. out in the radio interference regulations of the Canadian Department of Communications. Pour préevenir les chocs électriques ne pas utiliser cette fiche polariseé
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User's Manual Contents Signature and Standard Editions ....................................... 5 Introduction ........................................................................ 6 Unpacking .......................................................................... 7 Signature Edition specifications ......................................... 8 Standard Edition specifications.......................................... 9 Installation ..............................................................
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User's Manual Signature and Standard Editions This manual covers both the Signature The Signature Edition has more power Edition and the Standard Edition of the output and uses premium quality output Sunfire Series II Amplifiers. terminals compared to the Standard Edition. The Architect’s Choice line of amplifiers The illustrations in this manual are of the and preamplifiers are designed with a 17” Signature Edition, but the operational details, wide chassis and remote turn on circuits. This fea
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User's Manual Introduction Bob Carver, Amplifier Designer, Physicist Dear Friend: Thank you for purchasing my Sunfire Architect’s Choice Series II two channel power amplifier. I hope you enjoy it and the music it makes as much as I have enjoyed creating it for you. This magnificent amplifier represents my very latest thinking - and my best amplifier design ever. I’ve spent over twenty years developing it, and cannot imagine how I could make it any better, or refine it any further. No matter
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User's Manual Unpacking Your Sunfire Amplifier should reach you in perfect condition. If you do notice any ship- ping damage, please contact your Sunfire Dealer immediately. Gently lift out the unit and remove all the packing material and accessories. It is important to save all the packing materials and the box in case your amplifier ever needs to be moved or shipped for repair. Make sure that you keep your sales receipt. It is the only way to establish the duration of your Limited Warranty and
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User's Manual Signature Edition Specifications Power output 12VDC Trigger Inputs 625 watts continuous, per channel, Input voltage range: 5VDC-18VDC both channels driven into eight ohms, Impedance: approx 600Ω (20mA @ 12V) from 20Hz-20kHz with no more than Power Consumption 0.5% T.H.D. 45W At idle Power at clipping, minimum: 300W Typical (1/8th power) 1800W Absolute Max (Fuse Limit) 1250 watts per channel into four ohms. 2500 watts per channel into two ohms Dimensions (time limited basis). 17.
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User's Manual Standard Edition Specifications 12VDC Trigger Inputs Power output 325 watts continuous, per channel, Input voltage range: 5VDC-18VDC both channels driven into eight ohms, Impedance: approx 600Ω (20mA @ 12V) from 20Hz-20kHz with no more than Power Consumption 0.5% T.H.D. 45W At idle Power at clipping, minimum: 150W Typical (1/8th power) 1800W Absolute Max (Fuse Limit) 650 watts per channel into four ohms. 1300 watts per channel into two ohms Dimensions (time limited basis). 17.0
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User's Manual Installation Connection Tips Read and follow all safety instructions Before setting up your new system, shown on pages 2 and 3. please consider the following : Observe the following precautions when Always make sure that your compo- choosing a location for your Sunfire Amplifier: nents are all turned OFF before making or changing connections. Protect it from prolonged exposure to direct sunlight and other direct Make sure that the power cords of all sources of heat, such as h
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User's Manual Front Panel Features (Signature Edition shown) Overview Illumination Your Sunfire Amplifier is a two channel The meter is illuminated by an incandes- power amplifier combined in a 17 inch wide cent lamp operating at a very warm color chassis for the purpose of reproducing music temperature. I have been influenced by the or video soundtracks. It accepts line level scale lighting of classic electronic equipment signals from a controlling preamplifier and from the 1950’s, with their w
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User's Manual Rear Panel Features (Signature Edition shown) 12 3 4 5 6 78 9 1/8" mono mini jacks are provided for 1. AUTO/ON/OFF Switch ease of installation, along with a terminal strip Your Sunfire amplifier is designed with an to allow more flexibility for custom-wired automatic on/off circuit. installations. The terminal strip and both the 1/8" mini jacks are connected in parallel, In the AUTO-ON position, the amplifier allowing 'daisy chaining' to turn on multiple will automatically turn o
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+ + - - + - + - User's Manual According to your taste, you may select 4. XLR Inputs the current source for electrostatic, planar If your preamplifier has XLR outputs, magnetic or ribbon speakers. Select the connect them to the XLR inputs. voltage source for subwoofers. For cone based systems, use either. For a biwired The female XLR inputs are wired as system, use the current source for midrange follows: and treble drivers and use the voltage source Pin 1 is ground for the subwoofer(s). These
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LOUDSPEAKERS UNBALANCED PREAMP OUTPUTS RIGHT LEFT + - + - RIGHT LEFT User's Manual System Configurations The following diagrams show some typical connections that you might make in your installation. They show how the inputs and outputs of the Sunfire Amplifier are connected to your preamplifier and speakers. If your preamplifier has RCA outputs, it can be connected to the amplifier inputs as shown. This diagram also shows how the current source outputs connect to the input posts of your speak
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BALANCED PREAMP OUTPUTS RIGHT LEFT + - + - RIGHT LEFT LOUDSPEAKERS User's Manual If your preamplifier has XLR outputs, it can be connected to the XLR inputs as shown. This diagram also shows the voltage source output connections to the speaker inputs. (The current source outputs can be used instead, as shown on the previous page). Balanced XLR inputs and voltage source output connections System Configurations 15
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UNBALANCED PREAMP OUTPUTS RIGHT LEFT TO SECOND AMPLIFIER Speaker wires + - RIGHT LOUDSPEAKER User's Manual Parallel Mono Connect your preamplifier’s right The Sunfire Amplifier can be connected in output to one of the amplifier’s right Parallel Mono to create an immensely power- input jacks. ful system. You will need one amplifier for each speaker, unless you are driving a single Connect the amplifier’s unused right subwoofer for example. input to the left input with a short patch cord. U
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+ - + - + - + - RIGHT LEFT RIGHT LEFT TWEETER TWEETER WOOFER WOOFER (CURRENT (CURRENT (VOLTAGE (VOLTAGE SOURCE) SOURCE) SOURCE) SOURCE) LOUDSPEAKERS R L UNBALANCED PREAMP OUTPUTS User's Manual Biwiring Stereo Biwire Connections If your speakers can Connect the amplifier’s right voltage be biwired or biamped, source output to the right speaker’s they will have separate woofer input terminals. input terminals for the Inputs Connect the amplifier’s right current woofer section and the Twee
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TO W UNBALANCED PREAMP OUTPUTS RIGHT LEFT SECOND AMPLIFIER + - + - RIGHT RIGHT TWEETER OOFER (CURRENT (VOLTAGE SOURCE) SOURCE) RIGHT LOUDSPEAKER User's Manual Mono Biwire connections Connect the unused right input to the If you have two Sunfire amplifiers and left input with a short patch cord. your speakers can be biwired, you can create a very powerful and efficient system as Alternatively, you can use a “Y” cable follows: to split the preamp output into two, one to feed the left input
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HIGH HIGH LEFT LOW RIGHT LOW INPUT L OUTPUTS INPUT R OUTPUTS HIGH LOW TO W SECOND AMPLIFIER + - + - RIGHT RIGHT TWEETER OOFER (CURRENT (VOLTAGE SOURCE) SOURCE) RIGHT LEFT UNBALANCED PREAMP OUTPUTS User's Manual Biamping connections Make sure that you adjust the crossover This diagram shows how to create a very frequency to suit your speakers. Check the efficient system with an external active speaker’s specifications. crossover. The crossover will split your incoming preamp signal into two fr
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User's Manual Speaker connections If your speakers cannot be biwired, the Parallel normal configuration is to have one speaker For example, if you want to parallel- connected per channel. The connection of connect two speakers to the front right more than one per channel will tend to channel of the amplifier: degrade the speaker’s frequency response. For the best results use one speaker per The positive output terminal of the channel. front right channel connects to the positive input of the f
