Aphex 230 Instruction Manual
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Aphex 230 Instruction Manual

Voice processing system
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23 0
M
v
c
AS TER
oice
HANNEL
Optimized processing for human voice over any medium.
C O M P LE T E V OIC E PR O C ES S IN G SYSTEM
Fea tu r in g A p h e x E x cl u s i v e Pr o ce ss i n g Te chnolo gy
• Low N oise RPA
Tub e M i c P r ea m p l i f i e r
TM
• Easy ride r
Com p re sso r
T M
• Spl it Ba nd De -E ss er
• Log ic As siste d Ga te
N oi s e Ga te
T M
• Big B o ttom ® Bass E nha nce r
• Full Param e tric E qua l i z er Ba nd
• Aural Ex c ite r® Int e l l i gi b i l i t y E nha nce r
• SPR
P h ase Rotator
T M
• Hig h Re so lution 24/ 96 A / D C o nve r t e r
• +4 B ala nced and -10 Unb a l a nce d O ut p u t s
S Y S T E M S
T H E SO LU TI O N DE L IV E RY S ERIES

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Summary of Contents for Aphex 230

  • Page 1 23 0 AS TER oice HANNEL Optimized processing for human voice over any medium. C O M P LE T E V OIC E PR O C ES S IN G SYSTEM Fea tu r in g A p h e x E x cl u s i v e Pr o ce ss i n g Te chnolo gy •...
  • Page 2 Revision 1 Released 05/30/2004 Manufactured by Aphex Systems Ltd. 11068 Randall St. Sun Valley, CA 91352 Copyright 2004 Aphex Systems Ltd. All rights reserved. Produced by: Donn Werrbach. Creation tool: Adobe InDesign 2.0. Printed by: Stuart F. Cooper Co., Los Angeles.
  • Page 3 All these circuits make the Model 230 the best sounding and most flexible, yet easy to use, voice processor on the market. On air or in the production room voices will be more intelligible, have greater presence and fullness, and have more consistent levels- all while retaining their unique characteristics.

  • Page 4: Table Of Contents

    Appendix C - Proper Wiring Techniques ..................Appendix D - Standard Cable Wiring ..................Appendix E - Back to BASS-ics..................... Appendix G - Helpful Wiring Table.................... Appendix G - Aural Exciter and Big Bottom Technologies Explained..........Aphex Systems Ltd. Model 230 Page 3...

  • Page 5: Controls And Indicators With Quick Setup

    Instead, the Model 320 gives you the popular more symmetrical while also adding clarity and body. Aphex Big Bottom and Aural Exciter that are proven to not only flatter voices but increase power, punch and intelligibility. As a real COMPRESSOR plus, they are also very easy to adjust.

  • Page 6: Quick Setup

    Why You Shouldn’t Connect a 230’s Output to a Mic Level Input. DEPTH PARAMETRIC EQ The bottom line: you will get an unsatisfactory noise level. The Model 230 is designed to generate a line Lets you set how much attenuation the Works like a standard parametric band level output from a mic level input.

  • Page 7: Master Voice Channel"- What

    Voice artists are constantly asked for a more compel- they are heard at a constant level. A Model 230 used ling, louder track. TV promos, film trailers, even radio on each microphone will take care of this problem production voices need to be dense, fat, consistent perfectly.

  • Page 8: Installation And Interfacing

    3.3 AC LINE CONNECTION Use only a power cord that carries approvals for use in your location. The 230’s internal power supply is designed to operate from all nominal power sources from 100 to 240 volts a.c. at 50/60Hz without requiring the user to change any settings.

  • Page 9: Output Connections

    3M type. They can be used at the same time to feed Synchronization is selected by the INT/EXT switch separate equipment. on the back panel. With external clock, the 230 will sync to frequencies between 32kHz to 96kHz. With The output level at the XLR is +4dBu impedance...

  • Page 10: Wc Out

    In the absence of a suitable external clock source, you does, you should contact the factory or a competent can use one Model 230 as a clock master and slave service technician to affect repairs. There are no user everything else to it. For example, to synchronize a serviceable parts inside.

  • Page 11: Using The 230

    4.1 USING THE MICROPHONE INPUT 3405 = 10.22 volts. That means the voltage actu- The Model 230 is perfect for all types of microphones, ally appearing on pins 2 and 3 is 48 - 10.22 = 37.78 either powered or not. We encourage you to try every volts.

  • Page 12: Using The Polarity Switch

    Although the intent of phase rotating is to sym- In the 230, we provided a pad of 20dB. That means metrify a voice wave, we have also discovered a when the pad is on, the net gain of the preamp is psychoacoustic effect that can take place.

  • Page 13: Using The Phase Rotator

    If the 230 is for the on-air studio, then find de-essers associated with another limiter func- you might want to max out the gain reduction to tion, and not standing alone.

  • Page 14: Using The Equalizer Block

    Big Bottom. boosted way too much. This same LED will also flash yellow while the model 230 is in the MUTED state Start by turning up the BB Mix to 12:00. Then adjust activated by the COUGH SWITCH (rear panel jack).

  • Page 15: Warranty And Service

    Any and all warranties are limited to the duration of the warranty stated above. EXCLUSION OF CERTAIN DAMAGES Aphex Systems’ liability for any defective unit is limited to the repair or replacement of said unit, at our option, and shall not include damages of any other kind, whether incidental, consequential, or otherwise.

  • Page 16: Specifications

    19” W x 1.75” H x 8.25” overall depth (482.6mm W x 445mm H x 209.6mm overall depth) Dimensions: Depth Behind Front Panel: 7.5” (190.5mm) Net Weight: Rack-mounted: 6lbs. (2.73kg) Shipping Weight: 9lbs. (4.1kg) All specifications are subject to change without notice. Aphex Systems Ltd. Model 230 Page 15...

  • Page 17: Architectural Specifications

    The device shall have a net weight of approximately 6lbs. (2.73kg) and is capable of mounting in a standard electronic equipment rack. Power The unit shall have a self contained power supply operating from the ac line. Primary voltage, connectorization and agency listings shall be appropriate to meet local requirements. Page 16 Aphex Systems Ltd. Model 230...

  • Page 18: Appendices

    Since audio is an alter- plications in interfacing. nating voltage, swinging through negative and posi- tive polarity, the current through the two conductors Balanced transmission works something like this. changes direction each alternate half cycle. Which Aphex Systems Ltd. Model 230 Page 17...

  • Page 19: Appendix B - Dealing With Ground And Hum

    You are going to find virtu- audio quality. That’s why the Model 230 is equipped ally all balanced cables include a shield so you need with a fully balanced I/O.
  • Page 20 Level Interface Units cuit your strip is plugged into. If the load is too great Aphex manufactures the Model 124 Level Interface for one circuit, use a second or third circuit that is box which is designed to electronically convert two...

  • Page 21: Appendix C: Proper Wiring Techniques

    This method and others The standard balanced line wiring recommendation are illustrated in Table 2. from Aphex Engineering is this: In the majority of cases maximum noise rejection occurs when the CONNECTOR WIRING STANDARDS shield is connected to the input ground only (espe- cially in locations with high levels of RFI).

  • Page 22: Appendix D: Standard Cable Wiring

    The following instructions show all the different ways consider impedance when dealing with interfacing you will probably ever need to hook up your 230 as pro line level equipment (impedance “matching” is well as any other equipment you may own. You will mostly a requirement of the past).
  • Page 23 XLR to 1/4” TRS Phone Balanced Cables From an Output To an Input Female XLR Male XLR To an Input From an Output No Connect Stops Ground Loops Stereo Phone Plug Stereo Phone Plug No Connect Stops Ground Loops Page 22 Aphex Systems Ltd. Model 230...
  • Page 24 Unbalancing loses no output level. You retain full gain. Ground Pin 3 Directly to Pin 1 Do Not Carry Pin 3 Through Cable and Ground Female XLR at Other End Mono Phone Plug Aphex Systems Ltd. Model 230 Page 23...
  • Page 25 From Equipment Output Don’t Connect Pin 3 Mono (TS) Phone Plug To Equipment Input To TRS Ground Shield This End Only Insert Jack From Equipment Output Mono (TS) Phone Plug Ground Shield This End Only Page 24 Aphex Systems Ltd. Model 230...

  • Page 26: Appendix E: Back To Bass-Ics

    Figure 1 shows a high frequency Aphex’s Donn Werrbach, the inventor of the Compellor, the riding on a low frequency. Although frequency is not usually...
  • Page 27 Big Bottom can be used on any sound system or storage medium From Clipping that can reproduce low frequencies (<100Hz). It will increase the (without Big perception of greater bass energy without substantially increasing Bottom)! peak output and without sounding muddy. FREQUENCY SPECTRUM, Hz Page 26 Aphex Systems Ltd. Model 230...

  • Page 28: Appendix G - Helpful Wiring Table

    NC Optional (see Note 6) anced) Wire: two conductor with a shield (twisted pair) Cross- Coupled POSITIVE (HIGH) Unity NEGATIVE (LOW) Balanced Balanced Balanced Gain SHIELD (GND) (Aphex Servo Bal- NC Optional (see Note 6) anced) Aphex Systems Ltd. Model 230 Page 27...
  • Page 29 Diagram 3 Balanced to Unbalanced: This configuration should be used with equipment incorporating a conventional active balanced output stage. Most non-Aphex equipment uses this kind of output stage because of its simplicity and low cost. Therefore, you will find yourself using diagram 3 fairly often when interfacing typical equipment together. In this case, the interface gain will be 50% down, giving a 6dB loss of level.

  • Page 30: Appendix G - Aural Exciter And Big Bottom Technologies Explained

    Sidechain Processing Another exclusive Aphex patent, Big Bottom, provides a stronger, more powerful bass, increased sustain and density with- out an increase in the peak output. While static bass-boost EQ’s and subharmonic generators will increase the bass energy level, the resultant large boost in peak level often increases overload distortion.

  • Page 31: Patent Notice

    23 0 instruction Manual Patent Notice This product is protected under one or more of the following Aphex patents. 4,578,648 4,633,501 4,843,626 4,939,471 5,115,471 5,155,769 5,334,947 5,359,665 5,422,602 5,424,488 5,450,034 5,463,695 5,483,600 5,485,077 5,612,612 5,737,432 5,848,167 5,896,458 5,898,395 5,930,374 6,266,423 Page 30 Aphex Systems Ltd.
  • Page 32 Notice Aphex, MicLim, Easyrider, Logic Assisted Gate, Naturess, Big Bottom, and Aural Exciter are registered trademarks of Aphex Systems Ltd. Use without permission is strictly prohibited. S Y S T E M S Model 230 Master Voice Channel Typical Users & Applications •...

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