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C ENTUR Y S ERIES O WNER ’ S M ANUAL GTx.
Congratulations on your purchase of a Century Series console. All of us at Crest Audio in Paramus, Ne w Jersey , USA, support your decision, kno wing your console contains the finest combination of design and manufacture in the industry .
P AGE 1 Feature Over view 2 A brief description of the Vx design, features and functions. Wiring Conventions 3 Contains diagrams indicating how connectors for Crest consoles are wired. Rear Panel Connections 4 Details the rear panel input and output connections to be made to the GTx console.
GT X P AGE 2 C ENTURY S ERIES Feature Over view • Extensive Meter bridge provides signal level metering of LEFT, RIGHT, CENTER/MONO, SOLO LEFT, SOLO RIGHT, and 8 SUBGROUPS. The LEFT, RIGHT, CEN- TER/MONO and SOLO meters are of a larger size and are centered on the meter bridge.
GT X P AGE 3 C ENTURY S ERIES W iring Conventions Crest consoles are wired with connectors that are used throughout the professional audio industry. Wiring is as follows: 1 2 3 PIN 1 = GROUND PIN 2 = .
GT X P AGE 4 C ENTURY S ERIES Input Module Connections Direct Out This 1/4-inch balanced TRS jack delivers the direct output signal (post fader & post mute) from the associated input channel. Inser t Send This 1/4-inch jack is used for sending a post-input preamp, post Hi Pass Filter, pre-EQ signal to an outboard processor.
GT X P AGE 5 C ENTURY S ERIES Master Module Connections Matrix Out (A&B) These two XLR connectors deliver a balanced signal from the associated matrix sends. Mono Out This XLR connector delivers a balanced post-fader signal con- taining all signals assigned to the Mono clean bus.
GT X P AGE 6 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 Consoles’ Century Series makes use of two different power supplies.
GT X P AGE 7 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 N.
GT X P AGE 8 C ENTURY S ERIES System Connections The console is the hub of a sound system. Because it controls most of the variables within a system, proper connection and com- ponent relationships are vital to assure accurate operation and results. The following diagrams illustrate conventional system con- nections.
GT X P AGE 9 C ENTURY S ERIES Output Connections C ENTURY 10 0 5 10 20 30 15 40 60 10 0 5 10 20 30 15 40 60 10 0 5 10 20 30 15 40 60 10 0 5 10 20 30 15 40 60 10 0 5 10 20 30 15 40 60 10 0 5 10 20 30 1.
GT X P AGE 10 C ENTURY S ERIES GTx Input Module The input module is the main method by which input signals are brought into the console. The GTx input module brings several new features to the Century.
GT X P AGE 11 C ENTURY S ERIES EQ IN Switch Inserts the EQ section into the input channel (post insert, pre fader). An associated green LED illuminates when the switch is down. AUX SENDS 1&2 and 3&4 Individual Level Controls Adjusts signal level sent to respective Aux buses.
GT X P AGE 12 C ENTURY S ERIES GTx Stereo Input Module The GTx Stereo Input module is essentially two GTx Input modules packaged to fit into a one-module space. This mod- ule is very useful for accepting remote feeds, effects outputs and other signals that require stereo handling.
GT X P AGE 13 C ENTURY S ERIES PRE/POST Switch (1&2 / 3&4) Selects the Aux 1&2 and Aux 3&4 signal sources between post and pre-fader positions. PRE/POST Switch (5&6) Selects the Aux 5&6 signal sources between post and pre-fader positions.
GT X P AGE 14 C ENTURY S ERIES EFX RETURN 16 16 88 –O + HF GROUP — MA TRIX PAN L C R LR 1 3 5 7 M P A N 2 4 6 8 PFL PEAK SIG MUTE LEV 7 8 9 5 2 0 1 3 46 10 PAN EFFECTS ASSIGNMENT 7 8 9 5 2 0 1 3 4.
GT X P AGE 15 C ENTURY S ERIES GTx Group Modules The Group Module is where input signals are combined and configured for grouped output; effects & aux assignment/rout- ing are also accomplished here. Fully loaded GTx consoles have eight group modules.
GT X P AGE 16 C ENTURY S ERIES +9 +6 +3 0 -3 -6 -9 -12 -15 -18 MA TRIX AUX IN MONO MAINS STR PGM IN LEFT | MONO | RIGHT GROUPS 1-4 GROUPS 5-8 8 7 5 3 46 7 7 8 9 5 2 0 1 3 46 10 6 7 8 9 5 2 0 1 3 46 10.
Matrix Module The Matrix module allows the creation of an independent mix using the Main outputs and an external inputs as signal sources. Matrix Meter Shows output level of matrix module, 0dB=+4dBu. Matrix AUX IN Controls Controls level of external balanced input signals.
GT X P AGE 18 C ENTURY S ERIES AFL 1 AFL 2 6 5 1 2 AUX MUTES AUX MUTE ACTIVE MA TRIX 7 8 9 5 2 0 1 3 46 10 7 8 9 5 2 0 1 3 46 10 1 2 7 8 9 5 2 0 1 3 46 10 5 6 AFL ON A B 7 8 9 5 2 0 1 3 46 10 7 8 9 5 .
GT X P AGE 19 C ENTURY S ERIES GTx Master Section The master section is the control center for the GTx console. Monitoring, talkback, PFL, Stereo Program In, Master Aux & Matrix, L-C-R, internal oscillator and Scene Muting functions are all controlled here.
GT X P AGE 20 C ENTURY S ERIES 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 feed signals between pre and post-fader. L/R/Mono PFL Switches Allow for Pre-Fader Listening of the Left, Right and Mono sig- nals respectively.
GT X P AGE 21 C ENTURY S ERIES GTx Meter Bridge - 52 & 64 Frame Models +3 +2 +1 -20 -10 -7 -5 -3 0 -1 Level +3 +2 +1 -20 -10 -7 -5 -3 0 -1 Level +3 +2 +1 -20 -10 -7 -5 -3 0 -1 Level +3 +2 +1 -20 -.
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Appendix A T echnical Infor mation GTx.
GT X A PPENDIX A C ENTURY S ERIES General Specifications - GTx Console The following are the technical specifications for the Century GTx console. Frequency Response +0.0, -0.5dB, 20Hz to 20 kHz (referenced to 1kHz) Total Harmonic Distortion Mic input to Group output 20Hz to 20 kHz at +15dBu <0.
GT X A PPENDIX A C ENTURY S ERIES BAL MIC IN BAL LINE IN INPUT PREAMP GAIN 20 - 70DB FOUR BAND EQ LEVEL LF L MID H MID HF PEAK PEAK HPF Ø LINE 15dB PAD P S P PRE SOURCE SELECT PRE MUTE ? PFL DIRECT O.
GT X 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 GTx consoles. 2.25"/57mm 24.75" / 629mm 28.0" / 71 1mm 30.21"/767mm 35 ° 12.6875" 322mm 12.
GT X A PPENDIX A C ENTURY S ERIES A B C 1.5in./38mm .75in. 19mm Size A B C 44 57.55" 55.80" 54.25" 52 67.15" 65.40" 63.85" 64 81.
GT X A PPENDIX A C ENTURY S ERIES GTx USER-OPTIONS GTx consoles are shipped having standard configuration unless specified at time of order. These are ways that the console config- uration may be varied after manufacture. The items listed are internal options selected by gold jumper links.
GT X P AGE 29 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 the console apart.
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Appendix B Glossary GTx.
GT X C ENTURY S ERIES A PPENDIX B Glossary 100mm Fader See Fader 48 V olt Phantom Power This switch turns on the +48V DC used to power some micro- phones. Always operate the 48V Phantom Power switch with the input channel muted. See XLR Microphone Input for more information.
A PPENDIX B GT X C ENTURY S ERIES Bus Assignment Switches Wherever these switches occur, they connect signals to any or all of the following buses: Group buses, even/odd Group buses, Left bus, Center (Mono) bus, and Right bus.
A PPENDIX B GT X C ENTURY S ERIES Fader Reverse Switch This switch swaps roles between the Effect Return Level pot and the Group Fader. When pressed, this switch causes the Effect Return Level to be controlled by the group fader, and the group level to be controlled by the Effect Return Level pot.
A PPENDIX B GT X C ENTURY S ERIES below the dialed-in frequency. A peak setting would be used to boost or cut the specific dialed-in frequency. Line Input Jack This is a balanced, high impedance input which is designed to accept both balanced and unbalanced line level inputs.
A PPENDIX B GT X C ENTURY S ERIES assign level, providing maximum level when in the center position and continuously decreasing in level when turned to the left or right.
A PPENDIX C GT X C ENTURY S ERIES Stereo Program In The Stereo Program In section (on the GTx Master section) controls the way in which the Stereo Program In signal is rout- ed through the console. Controls for gain, HF/LF EQ, bus assignment (Mono, L/R, Aux 1/2, Aux 3/4, and Matrix A/B buses), balance, level, muting, and PFL are included.
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Appendix C Schematics SCHEMATIC NAME # NOTES MODULES STANDARD INPUT CONNECTOR PCB 1 GTx INPUT CONNECTOR PCB STANDARD INPUT MAIN PCB 2 GTx INPUT MAIN PCB LCR SUB PCB 3 LCRSUB01 GTx LCR SUB PCB STEREO I.
GTx Owner's Manual Copyright © 1997 Crest Audio Inc. v 2.3 11/3/97 D7000003 Crest Audio Inc. 100 Eisenhower Dr., Paramus NJ 07652 USA TEL : 201.909.
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