Page 3 - ABLE OF
P AGE 1 Feature Overview 2 A brief description of design, features and functions. Wiring Conventions 3 Contains diagrams indicating how connectors for Crest consoles are wired. Power Supply 4 A brief description of the rack-mountable Century Series consoles power supplies. Power Connections 5 A brie...
Page 4 - Feature Overview; • 48 Volt switchable phantom power on all microphone inputs.; ENTURY
Feature Overview The SP / TC / GT features listed beloware common to all Century Series Consoles. • SSM/PMI High quality preamplifiers on balanced micro-phone/line inputs and on all balanced outputs for uncompro-mised audio quality and reliability. All IC’s within the audiopath are socket mounted fo...
Page 5 - OUTPUT XLR; INPUT; Input Plug Polarities; OUTPUT
SP / TC / GT P AGE 3 C ENTURY S ERIES 1 2 3 PIN 1 = GROUND PIN 2 = POSITIVE PIN 3 = NEGATIVE OUTPUT XLR INPUT XLR PIN 3 PIN 1 PIN 2 PIN 3 PIN 2 PIN 1 TIP - POSITIVE RING - NEGATIVE SLEEVE - GROUND INPUT TIP - SEND RING - RETURN SLEEVE - GROUND INSERT TIP - POSITIVE RING - GROUND SLEEVE - GROUND OUTP...
Page 6 - Century Series Console Power Supply; Supply Identification; S a f e t y C o n s i d e r a t i o n s; Twin Supply Operation
SP / TC / GT P AGE 4 C ENTURY S ERIES Century Series Console Power Supply Century Series Consoles use a separate rack-mountable power supply which provides the specific voltages used by each console.Crest Audio’ Century Series makes use of two different power supplies. The model and frame size of yo...
Page 7 - To AC Mains; Power Connections; Ground Link
SP / TC / GT P AGE 5 C ENTURY S ERIES Designed & manufactured in the USA by: A division of Crest Audio Inc. 100 Eisenhower Dr. Paramus, New Jersey 07652 USA POWER OUT POWER OUT RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION AVIS : RISQUE DE CHOC ÉLECTRIQUE—NE PAS OUVRIR WARNING TO REDUCE THE RISK OF...
Page 8 - System Connections; Input Connections
SP / TC / GT P AGE 6 C ENTURY S ERIES System Connections The console is the hub of a sound system and because it controls most of the variables within a system, proper connection andcomponent relationships are vital to assure accurate operation and results. The following diagrams illustrate conventi...
Page 9 - Signal Processors; Aux Connections
SP / TC / GT P AGE 7 C ENTURY S ERIES Signal Processors In Out From Aux 5-8 out To effects returns Aux 1-4 out tomonitor amplifiers EXT TB IN LEFT INSERT RIGHT INSERT MONO OUT MONO INSERT MATRIX A OUT INSERT A RIGHT OUT LEFT OUT MONITOR L OUT MATRIX B OUT AUX 3 OUT AUX 1 OUT INSERT B MONITOR R OUT A...
Page 10 - SP Input Module; Introduces a -15 dB attenuation to the mic input signal.
SP / TC / GT P AGE 8 C ENTURY S ERIES SP Input Module The SP input module is the most straightforward of theCentury Series. While it shares many features with morecomplex input modules, the SP input module is simple indesign and operation. LINE Switch Selects between the Balanced XLR Microphone Inpu...
Page 11 - Rear Connections
SP / TC / GT P AGE 9 C ENTURY S ERIES MONO Bus Assign Switch Assigns the post-fader input signal directly to the Mono Cleanbus. Bus Assign Switches (L/R, 1-8) Assigns the post Pan Signals to the mix bus in odd/even pairs.Pan controls assignment between these two mix buses withextreme left pan assign...
Page 12 - TC Input Module
SP / TC / GT P AGE 10 C ENTURY S ERIES TC Input Module The TC input module is the intermediate input module in theCentury Series. It is essentially the same as the SP except forthe sweepable mids on the EQ section and a polarity reverseswitch. LINE Switch Selects between the Balanced XLR Microphone ...
Page 14 - GT Input Module
GT Input Module The GT input Module is the most feature-filled within theCentury Series. Designed for demanding FOH applications,the GT Series retains the simplicity of the whole CrestConsole line while offering all the features of a high-end unit. LINE Switch Selects between the Balanced XLR Microp...
Page 15 - Assigns the input signal directly to the Mono Clean bus.
SP / TC / GT P AGE 13 C ENTURY S ERIES Aux 8 Direct Switch Removes the Aux 8 signal from the Aux 8 bus and assigns tothe direct out 1/4" connector on the rear panel. PRE/POST Switch Selects the Aux 5 through 8 signal sources between pre andpost fader positions. PAN CONTROL Positions the channel ...
Page 16 - GT Stereo Input Module
GT Stereo Input Module The GT Stereo Input Module is essentially two GT InputModules fit into one module space. This module is very use-ful for accepting remote feeds, effects inputs and other sig-nals that require stereo handling. 48V Phantom Power Switch Turns on 48V Phantom Power for both L and R...
Page 20 - GT Group Module
SP / TC / GT P AGE 18 C ENTURY S ERIES GT Group Module The GT group module has many of the same features as theSP/TC group module. Primarily it is the Matrix Section andthe Scene Mute controls that separate this group module fromthe SP/TC. An eight bus console will have eight of thesemodules where a...
Page 21 - Turns on the balanced XLR output.
SP / TC / GT P AGE 19 C ENTURY S ERIES Group Assignments Assigns the group signal to the Left, Right, and or Mono out-puts. Group XLR Turns on the balanced XLR output. Matrix Pre/Post Switches the Matrix sends between pre and post-fader settings. Fader Reverse w/LED Swaps functions between the Effec...
Page 23 - Matrix Module; Controls level of external balanced input signals.
Matrix Module The Matrix Module allows the creation of an independent mixusing the Main outputs (and an External Input) as signalsources. Matrix AUX IN Controls Controls level of external balanced input signals. L & R MAINS Controls Controls level of post fader L & R signals from main sectio...
Page 27 - GT Master Section
GT Master Section This master section is the control center for most of the GT’sadvanced functions. Left & Right Meters Monitors the post-fader output of the Left & Right channels,and any PFL’d signals, via a ten-segment LED array. Lamp Dim Control Controls the intensity of the lighting devi...
Page 28 - Assign the Left and Right signals to the Mono output..; This jack allows for the insertion of a signal processor into the
GT Master Section (cont'd) L&R Mono Assignment Switches Assign the Left and Right signals to the Mono output.. L/R/Mono Matrix Post Switches Switches the Left, Right and Mono matrix signals between preand post fader. L/R/Mono PFL Switches Allow for Pre-Fader Listening of the Left, Right and Mono...
Page 29 - GT TC SP
Page 30 - Four Subgroup; Optional stereo input modules and matrix modules are available.; Configurations; SP Consoles are available in the following configurations:
SP / TC / GT A PPENDIX A C ENTURY S ERIES General Specifications -SP Console The following are the technical specifications for the CenturySP console. Architect’s & Engineer’sSpecifications - SP Console The following text should be used when specifying a CenturySP in a bid or proposal. The live ...
Page 31 - TC Consoles are available in the following configurations:
SP / TC / GT A PPENDIX B C ENTURY S ERIES General Specifications - TC Console The following are the technical specifications for the CenturyTC console. Frequency Response+0.0, -0.5dB, 20Hz to 20 kHz (referenced to 1kHz) Total Harmonic DistortionMic input to Group output20Hz to 20 kHz at +15dBu <0...
Page 32 - GT Consoles are available in the following configurations:
SP / TC / GT A PPENDIX A C ENTURY S ERIES General Specifications -GT Console The following are the technical specifications for the CenturyGT console. Frequency Response+0.0, -0.5dB, 20Hz to 20 kHz (referenced to 1kHz) Total Harmonic DistortionMic input to Group output20Hz to 20 kHz at +15dBu <0....
Page 33 - CREST AUDIO
SP / TC / GT A PPENDIX B C ENTURY S ERIES Century GT Block Diagram GT / TC / SP Block Diagram BAL MIC IN BAL LINE IN INPUT PREAMP GAIN 6 - 60DB FOUR BAND EQ LEVEL FREQ L F L M ID H M ID HF PEAK PEAK HPF Ø LINE 15dB PAD T P S P PRE SOURCE PRE MUTE ? PFL DIRECT OUT PAN +10 BUS ASSIGN SWITCHES MONO L-R...
Page 34 - Side Dimensions; The following diagram illustrates the depth and height dimen-; KNOB HEIGHT
SP / TC / GT A PPENDIX A C ENTURY S ERIES Side Dimensions The following diagram illustrates the depth and height dimen- sions (from the side) for all Century SP / TC / GT consoles. 2.25"/57mm KNOB HEIGHT 0.75"/19mm & 1.25"/32mm 24.75"/ 717mm 28.0"/ 71 1mm 29.563" / 751mm ...
Page 35 - Rear Views & Dimensions; GT rear view shown
SP / TC / GT A PPENDIX A C ENTURY S ERIES A B .75in.19mm 1.5in./38mm Size A B 24 33.55" 31.80" 32 43.15" 41.40" 40 52.75" 51.00" 44 57.55" 55.80" 52 67.15" 65.40" 64 81.55" 79.80" Size A B 24 852mm 808mm 32 1096mm 1052mm 40 1340mm 1295mm 44 1462mm 1417...
Page 36 - IMPORTANT
SP / TC / GT A PPENDIX A C ENTURY S ERIES SP/TC/GT USER-OPTIONS SP, TC, and GT consoles are shipped having standard configuration unless specified at time of order. These are ways that theconsole configuration may be varied after manufacture. The items listed are internal options selected by gold ju...
Page 37 - Console Disassembly; Thumbscrews; Upper Screw; Output modules are pre-assigned at the Crest factory
SP / TC / GT A PPENDIX A C ENTURY S ERIES Console Disassembly Though you shouldn’t have to disassemble the console, it is necessary to remove modules to change the jumper and switch set-tings associated with the internally selectable options. The following steps detail the tasks involved when taking...
Page 39 - GT
Page 40 - GLOSSARY; See Pre/Post Fader Switches
SP / TC / GT C ENTURY S ERIES GLOSSARY The following glossary explains the features and functionsfound on Century Series front of house consoles. 80Hz High Pass Switch When depressed, this switch attenuates all low frequency con-tent at a 12db per octave rate referenced to 80Hz. This controlis usefu...
Page 41 - See EQ SECTIONS
SP / TC / GT A PPENDIX B C ENTURY S ERIES of the switch. With the switch in the up position, the input sig-nal bypasses the EQ section and continues unmodified. EQ Sections These controls are used to modify the tonal quality of an audiosignal. All Century Series consoles have a four-band EQ sec-tion...
Page 42 - See POLARITY REVERSE SWITCH
SP / TC / GT A PPENDIX B C ENTURY S ERIES stereo (TRS) plug can be used with the Tip & Ring tied togeth-er to access the channel signal pre-EQ). Internal Oscillator The GT master section has a 1 kHz internal oscillator. Thisoscillator can be used as signal source to run tests, diagnosticsor cali...
Page 43 - See
SP / TC / GT A PPENDIX B C ENTURY S ERIES seen on the Left/Right/Monitor meters, and can be heard bothin the mixer’s headphone output and on the rear panel monitoroutput of the console. When the PFL Switch is depressed, thechannel PEAK LED indicator illuminates at a low intensity.When used as an ind...
Page 45 - Appendix C - Schematics
SP / TC / GT A PPENDIX C C ENTURY S ERIES Appendix C - Schematics LOCATION DESCRIPTION SCHEMATIC # DWG # REV # STANDARD INPUT MODULE INPUT CONNECTOR PCB 1 N/A 04 GT INPUT MAIN PCB 2 76D1530 04 TC INPUT MAIN PCB 3 N/A 02 SP INPUT MAIN PCB 4 N/A 02 STEREO INPUT MODULE STEREO INPUT CONNECTOR 5 76D1920 ...
Page 46 - Copyright © 1997 Crest Audio Inc.
SP/TC/GT Owners Manual Copyright © 1997 Crest Audio Inc. v. 2.2 11/3/97 - D7000001 Crest Audio Inc. 100 Eisenhower Dr., Paramus NJ 07652 USA TEL : 201.909.8700 FAX : 201.909.8744 http://www.crestaudio.com Printed in USA *D7000001*
