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Bryston SP1.7 Series, Instructions Manual

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Bryston SP1.7 Series Instructions Manual Download Page 38

SP1.7 SPECIFICATIONS

Inputs

Analog Audio:

Six stereo (RCA) pairs, One 5.1 channel (RCA) input

Digital:

4 coaxial (RCA) 75 Ohms, 2 Optical (TOSLINK?), conforms to S/PDIF standard. 

Pro version 1 AES/EBU input (XLR) 110 Ohms

Infrared:

1 mini phone jack

RS-232:

D9 connector (bidirectional)

Outputs

Analog Outputs:

Left, Centre, Right, Right Surround, Left Surround, and Subwoofer on 6 unbalanced

(RCA) and 6 balanced (XLR).

2 stereo (RCA) pairs of Record Outputs.

1 pair (RCA) Surround Back outputs

Trigger:

One 12V on/off trigger, One 12V programmable trigger, to source 80mA total.

Remote

30 button, Hand-Held, Infrared remote control unit operates with two AAA batteries (included).

Performance Specifications

A/D Conversion:

24-Bit, 48kHz Delta-Sigma

D/A Conversion:

24-Bit, 96kHz Delta-Sigma

DSP Engine:

Motorola 56367

Power Supply:

Dual, Linear, Toroidal

Frequency Response:

20Hz to 20kHz  +/- 0.25 dB

THD+Noise:

Less than 0.006% in DSP modes; Less than 0.0025% in Bypass mode  20Hz to 

20kHz at maximum output level.

Signal-to-Noise Ratio:

105dB in DSP Modes; 110dB in 2ch Bypass Mode ; 22kHz bandwidth, Ref. 1kHz at

maximum output level

Input Level:

2 Vrms in DSP modes; 4 Vrms in Bypass Mode

Input Impedance:

50kOhms

Output Level:

8 Vrms (16 Vrms Balanced) in DSP Modes; 10 Vrms (20 Vrms Balanced) in Bypass Mode.

Output Impedance:

110 Ohms

Bass Management:

2nd Order HPF(x5), 4th Order LPF; 60 – 220 Hz Crossover Freq.

Physical Specifications

Power Requirements

100VAC, 115VAC, and 230VAC models.  200 VA. IEC detachable power cord (included)

Dimensions:

17” W x 13.5” D x 3.8” H; rackmount 19” W x 13.5” D x 3.5” H

Weight: 

approx 22 lbs (10 kg)

Chassis Temp:

0 to 50 deg Celsius

Specifications subject to change without notice. 

36

Summary of Contents for SP1.7 Series

Page 1: ...SP1 7 S E R I E S I N S T R U C T I O N S F O R B R Y S T O N S P 1 7 P R E C I S I O N P R E A M P L I F I E R P R O C E S S O R ...

Page 2: ...g from a defect or malfunction or abuse while in the possession of the customer tampering by persons other than factory authorized service personnel or failure to comply with Bryston operating Instructions This warranty gives you specific legal rights and you may also have other rights which may vary from provInce to province and country to country For more information Call us today or visit our w...

Page 3: ...anging Dolby PLII Music Settings 27 l Changing DTS NEO 6 Settings 29 6 Appendix A SP1 7 Surround Modes 31 7 Appedix B THX information 34 8 Example Hook up Diagram 35 9 SP1 7 Specifications 36 10 Suggested Surround Sound Placement 37 INTRODUCTION Congratulations on your purchase of the Bryston SP1 7 pre amplifier processor This product will provide you with the finest available signal control and D...

Page 4: ...ny electrical power source SP1 7 FUNCTIONAL LAYOUT Below is a block diagram of the Bryston SP1 7 It shows the signal flow and basic operational structure of the Surround Processor and Preamplifier 2 BYPASS SWITCH DIGITAL DIGITAL INPUTS SELECTOR SOURCE SYSTEM CONTROLLER INPUTS STEREO SELECTOR SOURCE ANALOG S PDIF ADC DAC DAC DAC SWITCH SELECT DSP5636x BYPASS INPUT DSPCORE CONTROL BALANCE MOTORIZED ...

Page 5: ... active The RED standby LED on the front panel illuminates Activating the momentary POWER toggle switch either up or down on the front panel or the POWER button on the remote immediately takes the unit out of its STANDBY mode into its normal operating mode The presence of AC power to the SP1 7 is indicated by the illumination of the front panel LCD display the illumination of the LED corresponding...

Page 6: ...s LED is continuously red it is an indication that the SP1 is in Standby mode When the SP1 7 is powered up the LED is OFF and flashes Red when a valid IR code is detected 3 IR Infrared Receiver Sensor for remote control 4 Dynamic Range Control This three position switch permits the adjustment of the dynamic range softest sound to loudest sound of signal sources producing a Dolby Digital or DTS enc...

Page 7: ...mum safe setting to avoid damage to your loudspeaker systems or power amplifiers 5 LCD Display window Contains the two line black on green 16 character per line alphanumeric display which indicates the status and functional mode of the SP1 7 This screen is also used during the menu setup function for calibration of the SP1 to your system If connected to the Bryston SPV 1 Video Switcher the menu se...

Page 8: ...LECT will make it the current menu or function To exit a menu or back up a step use the arrow buttons to highlight the X displayed in the lower right hand corner of the LCD window and press SELECT 7 Source Selection Buttons and Indicators Pressing any one of these buttons will instantly switch the SP1 7 s analog and digital inputs to read the indicated source If the SP1 7 is in its digital mode as...

Page 9: ...uts for the presence of a digital signal If one is detected the SP1 7 will auto matically switch over to the pre selected digital operation mode for that source To defeat this auto digital detect mode you must press the button again If you do the LED will go OFF When this mode of operation is selected the SP1 7 will look at ONLY its analog inputs If a digital signal does appear the SP1 7 will NOT ...

Page 10: ... software based automatic mixing function available within the SP1 7 This process exists because whenever the number of active decoder outputs or loudspeakers selected in setup is less than the number of channels in the Dolby Digital program some channel combining will be necessary to present the program on the available number of channels loudspeakers As a part of any program s production its pro...

Page 11: ...ng THX Surround EX is only available if the back speakers are engaged If THX Surround EX is unavailable an error message will appear on the LCD If the EX Control Option is set to AUTO selecting this function LED illuminated will engage THX Surround EX decoding only for bitstreams that are flagged as having EX encoded content NOTE not all DVDs that are recorded with THX Surround EX contain this fla...

Page 12: ...ound Listening Mode PLII Film PLII Music Pro Logic NEO 6 Cinema NEO 6 Music Stereo5 Party Hall Stadium Club Theatre Church Natural You can select a Surround Mode for the Surround or THX listening modes at any time even if the effect is not immediately active such as the case when a 5 1 channel bitstream is present Two Surround Mode settings are memorized for each input one associated with the Surr...

Page 13: ... mode the LED will be ORANGE In Bypass 5 1ch mode the signal from the 5 1 channel analog inputs RCA will be routed through the volume controls and to their respective outputs balanced and unbalanced No bass management is available with the 5 1ch bypass mode To defeat the Bypass mode press the Bypass button again and the LED will go OFF 15 Analog Balance This control governs the balance of the anal...

Page 14: ...lly used for Multi channel DVD Audio SACD or external processors In Bypass 5 1ch mode the signal from the 5 1 channel analog inputs RCA will be routed through the volume controls and to their respective outputs balanced and unbalanced No bass management is available with the 5 1ch bypass mode 4 Digital Audio Coaxial Inputs The TV SAT DVD CD and AUX front panel selectable sources are also supplied ...

Page 15: ...ther Settings Optical THX Menu ii Move the cursor to the Optical Input OPT1 or OPT2 you want to change the input assignment for Hit Select iii Now you can assign the optical input to any one of the 6 inputs selectors Doing this will override the digital coax connector on that input Hit Select when finished NOTE On the pro model AES will show up in the Other Settings Menu instead of OPT1 and OPT2 t...

Page 16: ...led by the trigger signal s voltage Programming the AUX Trigger Output i Enter the main menu by pressing on one of the menu buttons on the SP1 front panel Move the cursor to OS Hit Select You are now in the Other Settings Optical THX Menu ii Move the cursor to T T Trigger Hit Select Now you can assign the AUX Trigger output to ON or OFF for each of the 6 input sources iii To change the source use ...

Page 17: ... TEST 8 SAVE 9 1 Source Select Buttons These buttons are used to select the desired source TV SAT DVD CD AUX VCR and TAPE function exactly like their corresponding buttons on the SP1 7 front panel 2 Bypass Buttons To use the 5 1 channel analog input press the 6CH BYPASS button To go back to the previous selected source press the 6CH BYPASS button again To use the Stereo Bypass mode for the current...

Page 18: ...rrent input as described in Saved Settings per Source on page 19 9 DTS Button Pressing this button toggles between the DTS Music mode and the DTS Movie mode These modes are used ONLY when a DTS bitstream is detected The DTS Music mode is optimized to provide proper playback of DTS encoded musical material from DVD LD or CD sources DTS Movie is available for playback of DTS encoded motion picture s...

Page 19: ...ressing the BACK button will engage the menu for the volume trim level of the back channel s Use the MENU UP DOWN button to change the back channel level s up or down Press SELECT when finished 12 Status LED Indicates remote control status while accessing discrete hidden functions and changing remote options Contact the factory for details 13 Photo Sensor Works in conjunction with the backlight an...

Page 20: ...d and set accurately This step cannot accurately be done by ear a test instrument should be used to ensure proper calibration The Radio Shack Analog SPL meter is inexpensive and eminently suitable for this task Your dealer may have one IMPORTANT When using the Pink Noise generator within the SP1 7 for speaker level calibration the salient point is that all channels measure equal dB After pushing t...

Page 21: ... switching to another input NOTE 1 You must set the speaker configuration manually for each input within the LCD setup menu NOTE 2 The Setup Test Noise mode will overwrite Rear and Sub level settings for ALL inputs Setting the Speaker Configuration Before calibrating levels you must first tell the SP1 7 about your loudspeaker configuration To do this 1 First enter the main menu by pressing on any ...

Page 22: ...he company regarding the capabilities of your particular system with regard to low bass low frequency reproduction Please note that all THX certified loudspeaker systems are SMALL since a subwoofer is a part of any THX certified loudspeaker system It is strongly recommended that you consider using a subwoofer for any system which you expect to effectively handle the low frequency dynamics of moder...

Page 23: ...the front speakers are defined as Large Otherwise there are only two options Yes and None NOTE 2 Xtra Bass operation is only available with Stereo Stereo5 Party Pro Logic PLII Music and PLII Movie modes Setting the Speaker Crossover Frequency 1 First enter the main menu by pressing on any one of the menu buttons or SELECT 2 Next move the cursor to SP Hit SELECT You are now in the Speaker Menu Figu...

Page 24: ... will need to measure within one foot the distances from your chosen listening viewing position to the various loudspeaker locations in your system You will need the tape measure or other means of making these measurements You should record this data for future reference 1 Now make a measurement from the chosen seated position to each loudspeaker 2 Next enter the main menu by pressing on one of th...

Page 25: ...oudspeaker If the signal does not appear in this speaker please stop the process and check your wiring and connections for proper configuration IMPORTANT When using the Pink Noise generator within the SP1 7 for speaker level calibration the salient point is that all channels measure equal dB After pushing the test button the pink noise will start in the front left speaker Record the dB level from ...

Page 26: ...esent in the LFE channel the system uses a Peak Management circuit which works with the data you supplied during speaker setup to help match the subwoofer output to your specific subwoofer s capabilities Please note that the factory default for the BLPM is 14 dB since the capabilities of your specific subwoofer are unknown In the SP1 7 setup and calibration section above the final step you should ...

Page 27: ... to OFF or 0 the Bass Limiting function is disabled In this case you may run the risk of speaker damage due to bass overload Please be sure that your speaker system can handle high bass levels before disabling the BPLM Enabling DTS ES 6 1 Decoding DTS ES Discrete 6 1 will only operate on DTS source bitstreams that have a discrete sixth channel encoded If the Back Speakers are turned on via the spe...

Page 28: ...ates back channel material from material contained in the surround channels of Dolby Digital 5 1 bitstreams Some Dolby Digital material has been formatted so that THX Surround EX processing is applied specific material will be placed on the back channels while other specific material remains on the surround channels To control when THX Surround EX processing will be applied change the EX Control s...

Page 29: ...rround outputs Pro Logic II decoding effectively bridges the gap between Pro Logic and discrete Dolby Digital 5 1 soundtracks Pro Logic II is also designed for use with unencoded stereo music recordings The listener is drawn into a three dimensional space rather than hearing a flat two dimensional presentation This not only helps develop a more involving soundfield but also solves the narrow sweet...

Page 30: ...e front or towards the rear This can be useful to help achieve a more suitable balance from all the speakers with certain recordings 2 Center Width Control Allows variable adjustment of the center image so it may be heard only from the center speaker only from the left right speakers as a phantom center image or various combinations of all three front speakers For home users it allows improved ble...

Page 31: ...m the left and right channels In music mode the intent in the front channels is less one of steering and more one of stabilizing the front image by augmenting it with a center channel while preserving the original perspective of the stereo mix Therefore the derived center is never fully subtracted from the left and right channels Center Image is the factor controlling the amount of subtraction It ...

Page 32: ...orization Manufactured under license from Digital Theater Systems Inc US Pat No 5 451 942 5 956 674 5 974 380 5 978 762 and other world wide patents issued and pending DTS DTS ES Extended Surround and Neo 6 are trademarks of Digital Theater Systems Inc Copyright 1996 2000 Digital Theater Systems Inc All Rights Reserved Manufactured under license from Dolby Laboratories Dolby Pro Logic and the doub...

Page 33: ...ra rock easy listening music and any music you might hear in a theatre Stadium This Sound Field Mode provides a prominent slap echo emanating largely from the rear and it gives a lively effect especially on solo instruments such as bass guitar This mode is unsuitable for speech as the echo destroys intelligibility The sound is big but slightly artificial it is suitable for stadium rock and other m...

Page 34: ...ing a giant stereo image in your listening space Please note that the apparent effect of the Surround Mode can be adjusted by altering the delay parameters and channel volume of the centre surrounds and back channel s using the appropriate menus NOTE These music modes do NOT utilized the back surround speakers Remember there really are no correct settings that will work equally well for all kinds ...

Page 35: ...N A any ON Auto DTS ES Dsct THX DTS 3 2 1 DTS ES Matrix Surround N A any ON Auto DTS ES Matrix DTS 3 2 1 DTS ES Matrix THX N A any ON Auto DTS ES Mtrx THX DTS 3 2 1 any 2 0 Surround Party any any PARTY xx 2 0 0 any 2 0 Surround Hall any any HALL xx 2 0 0 any 2 0 Surround Church any any CHURCH xx 2 0 0 any 2 0 Surround Theatre any any THEATRE xx 2 0 0 any 2 0 Surround Club any any CLUB xx 2 0 0 any...

Page 36: ...ents normally used for theatrical motion pic ture mixing post production The SP1 s THX mode adds additional DSP post processing to either the Dolby or DTS processing already in place to help create a more precise match between the sound produced within a commercial motion picture the ater and the sound produced in your residential theater THX s research shows that this is necessary because all of ...

Page 37: ...L CAN BE INSTALLED HERE INSTALLED HERE FOR FUTURE EXPANSION FOR FUTURE EXPANSION OPTIONAL 120 WATT OPTIONAL 120 WATT CHANNEL CAN BE CHANNEL CAN BE INSTALLED HERE INSTALLED HERE SINGLE ENDED SINGLE ENDED INPUT INPUT BALANCED BALANCED INPUT INPUT OUTPUT OUTPUT 120W 8 120W 8S 4V 4V 1V 1V 2V 2V SENSITIVITY SENSITIVITY for 100W for 100W 8 8 Manufactured Manufactured under license under license from LUC...

Page 38: ...rsion 24 Bit 96kHz Delta Sigma DSP Engine Motorola 56367 Power Supply Dual Linear Toroidal Frequency Response 20Hz to 20kHz 0 25 dB THD Noise Less than 0 006 in DSP modes Less than 0 0025 in Bypass mode 20Hz to 20kHz at maximum output level Signal to Noise Ratio 105dB in DSP Modes 110dB in 2ch Bypass Mode 22kHz bandwidth Ref 1kHz at maximum output level Input Level 2 Vrms in DSP modes 4 Vrms in By...

Page 39: ...37 SUGGESTED SURROUND SPEAKER PLACEMENT Figure 35 Suggested Surround Speaker Placement ...

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