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Summary of Contents for ATR-1

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Page 2: ... 1998 Antares Audio Technology All Rights Reserved Antares Audio Technology 11768 Atwood Drive No 13 Auburn CA 95603 USA voice 530 878 4400 web www antares systems com Printed in USA ...

Page 3: ...e pitch terminology 10 How the ATR 1 determines pitch 11 How the ATR 1 corrects pitch 12 Program Mode vs Song Mode 13 Setting Up the ATR 1 Chapter 2 Setting up the ATR 1 15 Panel Controls and Chapter 3 Front panel 17 Back panel 19 Display Screens and Chapter 4 Flash screen 20 Mode pages 20 Program Edit pages 22 Speed page 23 Scale page 23 Vibrato page 25 Connectors Menu Pages ...

Page 4: ...age 1 29 MIDI page 2 30 MIDI page 3 31 MIDI page 4 31 MIDI page 5 32 Foot Switch and Detune page 32 Sensitivity and LCD page 33 Owner Message page 34 Creative Applications Chapter 5 35 Appendix Factory Programs 38 Scale and Chord Guides 39 MIDI System Exclusive message formats 42 MIDI System Exclusive message examples 45 MIDI Implementation Chart 48 ATR 1 Specifications 49 Index 50 ...

Page 5: ...owner you are entitled to receive notification of any firmware upgrades technical support and advance announcements of upcoming products But we can t send you stuff unless we know who and where you are So please send it in At Antares we are committed to excellence in quality customer service and technological innovation With your purchase of the ATR 1 you have created a relationship with Antares w...

Page 6: ... the first time through 2 Check our web page for tips techniques or any late breaking information www antares systems com 3 Call your local Antares dealer 4 Call our distributor Cameo International at 888 33 CAMEO or 408 399 0008 Monday through Friday between 9am and 5pm USA Pacific Standard Time 5 Email us at techsupport antares systems com For options 3 4 and 5 please be prepared to provide the ...

Page 7: ...in the studio doing retake after retake trying to sing expressively and in tune Afterwards their producers spend yet more time trying to correct intona tion problems using inadequate tools The ATR 1 is dramatically changing all of that Because of the ATR 1 sessions can focus on feeling and expression rather than retakes Studio hours are reduced and production costs are lowered Even artists in live...

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Page 9: ...th requests for a self contained Auto Tune in a box The result is the ATR 1 which you have presumably just purchased So what exactly is it The ATR 1 is a rack mountable hardware implementation of Antares s Auto Tune pitch correcting software Like Auto Tune the ATR 1 employs state of the art digital signal processing algorithms many interestingly enough drawn from the geophysical industry to contin...

Page 10: ...aph of the sound s pressure over time that is periodic This means that each cycle of waveform repeats itself fairly exactly as in the periodic waveform shown in the diagram below Because of its periodic nature this sound s pitch can be easily identified and processed by the ATR 1 Other sounds are more complex This waveform is of a violin section playing a single tone Our ears still sense a specifi...

Page 11: ...ly occurs before the sound has sufficient amplitude to be heard Used in combination with a slight processing delay about 1 to 10 milliseconds the output pitch can be detected and corrected without artifacts in a seamless and continuous fashion The ATR 1 was designed to detect and correct pitches up to the pitch C6 If the input pitch is higher than C6 the ATR 1 will often interpret the pitch an oct...

Page 12: ...r 4 for more details Fast SPEED settings are more appropriate for short duration notes and for mechanical instruments like an oboe or clarinet whose pitch typi cally changes almost instantly A fast enough setting will also minimize or completely remove a vibrato Slow SPEED settings on the other hand are appropriate for longer notes where you want expressive pitch gestures like vibrato to come thro...

Page 13: ... expressive gestures Setting C and B to Blank is necessary to keep the ATR 1 from trying to correct the seriously flat tail of the last note to those pitches See Chapter 4 for more details Program Mode vs Song Mode At its top level the ATR 1 operates in one of two modes Program Mode or Song Mode Which mode you use depends upon your application and to some extent how radical are the required correc...

Page 14: ...up to 15 Song Steps Each Step can contain a Program with associated scale or one of a number of navigation controls See Chapter 4 for details In performance you move from Song Step to Song Step via the foot switch or MIDI You can also call up different Songs via MIDI Program Change messages Each Song also contains its own Speed and Vibrato settings that override those settings in the individual Pr...

Page 15: ...ne of the INPUT jacks see Chapter 4 for details 5 Connect a cable to one of the OUTPUT jacks and route the output as appropriate for your application 6 If you will be controlling your ATR 1 via MIDI connect a MIDI cable from your MIDI source to the ATR 1 s MIDI IN jack An Important Note About Grounding The ATR 1 is an extremely quiet piece of gear When properly connected and grounded noise and hum...

Page 16: ...tist s performance in real time it is very important that the performer is able to monitor their original signal not the pitch corrected signal Trying to react musically to the processed signal will drive them crazy and in most cases drive them farther off pitch Setting up the ATR 1 ...

Page 17: ...s The cursor buttons let you move the cursor in the LCD display from field to field so that you can change the field s value using the knob 5 PROGRAMS Button Press this button to edit a Program or Song It is state sensitive That is if you are in Program Mode when you press this button you will be taken to the Program Edit pages If you are in Song Mode you will be taken to the Song Edit pages The a...

Page 18: ...hat you are in Bypass Mode whether the mode was initiated by the Bypass button the foot switch a Song Step Item or MIDI 9 SIGNAL LEVEL Meter These six LEDs light to indicate the input signal level in dBs Ideally you should adjust the input to the highest level that does not consistently cause the top red LED to light The red LED lights at a level of 3dB Digital clipping which introduces a particul...

Page 19: ... GROUND SELECTOR With this switch you can choose CIRCUIT BOARD GROUND or CHASSIS GROUND CIRCUIT BOARD GROUND is usually appropriate when you use an unbalanced line output CHASSIS GROUND is usually best when using a balanced output The correct setting may depend on how your other equipment and cables are configured Use your ears Choose the setting that minimizes output noise in your system 5 BALANC...

Page 20: ... much more clever message in one of the SYSTEM pages see page 34 Mode Pages The ATR 1 operates in one of two modes Program Mode or Song Mode When powered on the ATR 1 reverts to the mode to which it was last set When initially powered on from the factory the ATR 1 will be Program Mode Program Mode Main Screen In Program Mode this Main Screen the page visible when the Program and System LEDs are no...

Page 21: ...aaaaaaaaaaaa Step YYbbbbbbbbbbbbb where XX is the song number aaaaaaaaaaaaa is the song name YY is the Song Step number and bbbbbbbbbbbbb displays the name of the Program or navigation message at Step YY To select a Song move the cursor to the Song Number field and use the data knob to choose the desired Song If the Song Mode Main Screen is displayed and MIDI Program Changes are enabled in the SYS...

Page 22: ...r to the word SONG on the top line of the Main Screen and use the data knob to select Program Mode Program Edit Pages Pressing the PROGRAMS button while the Program Mode Main Screen is displayed will place the ATR 1 in Program Edit Mode The fields on these pages allow you to set the parameters which control the ATR 1 pitch pro cessing algorithm To edit a specific Program you must first select that...

Page 23: ...empo note dura tion and vocal style among others Scale Page You tell the ATR 1 exactly which notes you want to correct on the Scale Page XX CC DD EFF GG AA B By This page allows you to specify the scale notes to which the ATR 1 tunes the input sound There are 12 notes in this scale i e C C etc Each note in the scale can be set to one of three states Tune i e the note name appears in the display bu...

Page 24: ...han about 49 cents would work fine with a standard D Major scale D E F G A B C However the pitch error of three semitones at the end of the last note is so large that with B and C present in the Scale as the pitch fell the ATR 1 would see first C and then B as the target pitch and therefore allow the error to remain With C and B removed from the Scale the ATR 1 continues to see D as the target pit...

Page 25: ...controlls the time between the beginning of a new note and the full onset of the vibrato For example if Delay is set to 1000 the first 500 milliseconds of a new note will contain no vibrato and the next 500 milliseconds will make a transition from no vibrato to the full vibrato The vibrato is restarted each time the ATR 1 detects a new attack i e input is detected after some finite period of silen...

Page 26: ...Main Page and the original Program remains unchanged Song Edit Pages As explained in Chapter 1 the ATR 1 s Song Mode is designed to give you an easy and flexible way to control in as much detail as you require exactly how the ATR 1 will process each note of a song Pressing the PROGRAMS button while the Song Mode main screen is displayed will place the ATR 1 in Song Edit Mode To edit a specific Son...

Page 27: ...may contain one of the following Items A Program Number While this Song Step is active the input audio will be pitch corrected according to the scale associated with this Program All other Program parameters i e Speed and Vibrato will be ignored B Bypass While this Song Step is active the ATR 1 is put into Bypass Mode Loop When a Song Step containing a Loop command becomes active the Song immediat...

Page 28: ...an of course move to a Song Step containing a 0 Item by using the the front panel data knob In that case no pitch correction will occur while that Song Step is displayed All unprogrammed Song Steps initially default to 0 Song Vibrato Page Song XX Dpth Rt Dly yyyyyy xxx zzz dddd The Song Vibrato page operates in exactly the same manner as the Program Vibrato page described above However the Song Vi...

Page 29: ... or Program is currently active Note You can go directly to System Edit Mode from either Program Edit or Song Edit Mode Simply press the SYSTEM button If you have made no parameter changes to your Program Song you will immediately enter the System Edit pages If you have made Program or Song parameter changes you will first be presented with the Save Song or Save Program page After making your choi...

Page 30: ...ain parameter is set to ON the ATR 1 will respond to MIDI Sustain Pedal commands Specifically all notes that are on at the moment the sustain pedal is depressed will be considered to remain on until the pedal is released or the note is released whichever happens later MIDI Page 2 Pgm_Chg Bend Mod_Whl aaa ccc ddd The Pgm_Chg Program Change field when set to ON causes the ATR 1 to respond to MIDI Pr...

Page 31: ...tting Note that this is simply a temporary override The Program or Song s programmed setting is not affected Changing to another Program or Song will cause that Program s or Song s Speed parameter to be used The available values for this field are OFF or controller numbers 14 to 31 Step allows the MIDI Data Increment controller 96 to be used to control stepping from Program to Program in Program M...

Page 32: ...ed foot switch When set to BYPASS the foot switch functions exactly like the BYPASS button on the front panel When set to STEP if the Program Mode main screen is displayed pressing the foot switch steps to the next higher numbered Program If the Song Mode main screen is displayed pressing the Foot Switch will step to the next non 0 Song Step in the Song s Step List The Detune parameter allows you ...

Page 33: ...nimals and enjoy the Jerry Springer Show From 10 20 you will in varying degrees see the good in every situation cry openly in public especially if you are male and be in close touch with your inner child From 21 25 you ll be in close touch with everybody s inner child OK we re kidding about that And those of you who are not in the USA please forgive the North American centric references Actually i...

Page 34: ...ings of about 7 to 10 If you want to detect only highly stable sounds in low noise conditions settings of from 2 to 5 may be appropriate If there is ambient noise or other interfering sounds try settings of from 15 to 20 Values close to zero or 25 are extreme and will typically not do anything useful The LCD parameter lets you set the maximum display contrast for your viewing angle Owner Message P...

Page 35: ...ugh the ATR 1 This way you can dial in the effect while auditioning the mix Recording with two mics as above while improvising can also produce heterophonic effects the effect of two players and instruments playing the same melody which actually varies with some different pitch material The more constrained your scale is in the ATR 1 the more variation there will be between the two performances To...

Page 36: ...perform with a MIDI sequencer use the MIDI functions of the ATR 1 to completely automate the Auto Tune functions There are many ways to do this all setup parameters are in the SYSTEM menu Use MIDI program changes to select the proper ATR 1 programs Use a continuous MIDI controller to adjust the SPEED parameter Use MIDI note data on a dedicated MIDI channel to dynamically adjust the ATR 1 SCALE set...

Page 37: ...ction Set a fast Speed and sing a sustained note while playing the keyboard Go crazy While the ATR 1 is not really intended to be a harmonizer you can create some very high quality close two part harmony by singing one part and using the MIDI Note function to retune what you sing to the appropriate harmony notes Creative Applications ...

Page 38: ...you desire PROGRAM MAJOR SCALE NATURAL MINOR SCALE 1 Chromatic 2 C Major A Minor 3 Db C Major Bb A Minor 4 D Major B Minor 5 Eb D Major C Minor 6 E Major Db C Minor 7 F Major D Minor 8 Gb F Major Eb D Minor 9 G Major E Minor 10 Ab G Major F Minor 11 A Major Gb F Minor 12 Bb A Major G Minor 13 B Major Ab G Minor 14 user defined user defined user defined user defined 50 user defined user defined Fac...

Page 39: ...uses the raised seventh sometimes called the leading tone and is used in classical music styles The raised seventh also produces a large interval between the sixth scale degree and the seventh an augmented second or three semitones this sound is featured often in Middle Eastern styles The dorian mode is used in popular music styles because of the opportunity to use a major subdominant chord in a m...

Page 40: ...b G A C C D F G G A B C D E F A A B C D E F G A B C D E F G A Bb A C D D F G A A C C D F F G B B C D E F G A B C D E F G A Chord reference chart KEY MAJOR SEVENTH MAJOR SEVENTH 7 MAJ 7 C C E G C E G A C E G B C Db C F G C F G B C F G C D D F A D F A C D F A C D Eb D G A D G A C D G A D E E G B E G B D E G B D F F A C F A C D F A C E F Gb F A C F A C E F A C F G G B D G B D F G B D F G Ab G C D G C...

Page 41: ... DORIAN PHRYGIAN MIXOLYDIAN C D D F G G B C D D F G A A C C D F G G A C D E F G A A C D E F G A C C D E F G A B C D E F G A B C D F F G A B D E F G A A C D E F G A B C D D F G A A C D E F G A B C D F F G A B D D F F G A C C D E F G A B C D F G G A C C E F G A B C D E F G A B C D E F G A B C D E F G A B C D F G G A C C E F G G A C D D F F G A C C D F G A A C D D F G A B C D F F G A B C D E F G A B ...

Page 42: ... system data or 3 31 program data or 4 34 song data system data midi channel 1 to 16 0 OMNI midi sustain controller 0 off 1 on program change controller 0 off 1 on midi note controller 0 off 1 on pitch bend controller 0 off 1 on mod wheel controller 0 off 1 on foot switch 0 BYPASS 1 STEP speed controller 14 to 31 13 OFF vibrato rate controller 14 to 31 13 OFF vibrato delay controller 14 to 31 13 O...

Page 43: ...e front panel in Song Mode a new Song must be selected in Program Mode a new Program must be selected from MIDI control in Program or Song Mode send a MIDI program change message to recall the affected Program or Song Note that Song or Program down loads don t change Modes You must have the correct Mode selected before transmitting a MIDI program change or you must transmit a SysEx message to chan...

Page 44: ...uired to set each of the possible Vibrato Delay values MIDI VALUE VIBRATO DELAY milliseconds 0 0 1 10 2 20 3 45 4 70 5 100 6 140 7 190 8 230 9 270 10 315 11 370 12 435 13 510 14 600 15 710 16 830 17 970 18 1140 19 1340 20 1575 21 1850 22 2170 23 2550 24 3000 25 3500 Vibrato Delay table ...

Page 45: ...elect Song Mode Put F0 into Sys_Ex Put 0 1 26 into Antares Put 0 into Device_Num Put 1 into Mode Put F7 into End_Sys_Ex Send Sys_Ex Antares Device_Num Mode End_Sys_Ex This message sets System data in the ATR 1 Put F0 into Sys_Ex Put 0 1 26 into Antares Put F7 into End_Sys_Ex Put 0 into Device_Num Put 2 into Mode Put 14 into Msg_Length Put 0 into MIDI_Channel Put 0 into MIDI_Sustain Put 0 into Pgm_...

Page 46: ... Put F7 into End_Sys_Ex Put 0 into Device_Num Put 3 into Mode Put 31 into Msg_Length Put 28 into Pgm_Number Put 7 into Speed Put 1 1 1 1 1 1 1 1 1 1 1 1 into Scale Put 0 into Vib_Type Put 28 into Vib_Depth Put 53 into Vib_Rate Put 11 into Vib_Delay Put My Test name into Name Send Sys_Ex Antares Device_Num Mode Msg_Length Pgm_Number Speed Scale Vib_Type Vib_Depth Vib_Rate Vib_Delay Name End_Sys_Ex ...

Page 47: ...Rate Put 11 into Vib_Delay Put My test name into Name Put 10 11 12 0 7c 7d 7e 7f 0 0 0 0 0 0 0 into Programs Send Sys_Ex Antares Device_Num Mode Msg_Length Song_Number Speed Vib_Type Vib_Depth Vib_Rate Vib_Delay Name Programs End_Sys_Ex MIDI SyEx message examples ...

Page 48: ... M M Pitch Bend M m Control Change M m Modulation wheel M m Sustain foot switch M m Pitch Bend M 14 31 Continuous Control SPEED Control VIBRATO RATE VIBRATO DELAY M m Data increment Program Change M m 1 50 Programs True number M m 1 20 Songs System Exclusive M m System Program and Song parameters System Common Song Position M M Song Select M M Tune Request M M System Real Time Clock M M Commands M...

Page 49: ...itch 1 4 inch Phone Outputs XLR Balanced 17 7 dBu 470Ω 1 4 inch Phone Unbalanced 17 7 dBu 470Ω TRS Balanced 11 7 dBu 470Ω Controls Data Encoder Cursor Control Program Song Edit Page Select System Edit Bypass Ground Selector rear panel Displays 2x20 character LCD Pitch Correction Indicator LED x 10 Input Level Indicator LED x 6 Input power 10 5VAC 17 25 VAC x 2 50Hz or 60Hz Power consumption 15 wat...

Page 50: ...35 Detune parameter 32 Display Screens and Menu Pages 20 Dly Delay control 25 double tracking 35 Dpth Depth control 25 Dr Andy 7 E Email address 6 Equal Tempered Scale 11 F Factory Programs 38 Firmware version 20 Flash Screen 20 Foot Switch 19 32 Foot Switch and Detune Page 32 Detune parameter 32 Foot_Switch parameter 32 Foot_Switch parameter 32 Front Panel 17 G Ground selector 19 Grounding 15 H H...

Page 51: ... Controls and Connectors 17 Pgm_Chg Program Change 30 Pitch 10 correction 12 detection 11 perception 10 ratios 11 PITCH CHANGE Meter 18 Power Switch non existent 17 Program Edit Pages 22 Program Mode 13 20 Program Mode Main Screen 20 Program Name Page 25 PROGRAMS Button 17 R Rt Rate control 25 S Save Program Page 26 Save Song Page 29 Scale and Chord Guides 39 Scale Page 23 Blank 23 Bypass 23 Tune ...

Page 52: ...ong Vibrato Page 28 Specifications 49 Speed 12 Speed Page 23 Speed parameter 31 Sustain parameter 30 SYSTEM button 18 29 System Edit Pages 29 T Technical Support 6 V Vibrato 12 Vibrato Delay table 44 Vibrato Page 25 Dly Delay control 25 Dpth Depth control 25 Rt Rate control 25 W waveform examples 10 ...

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