Aphex Systems 320A owner manual Specications

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320A

5. Speci￿cations

Compellor

 

5.1 INPUTS

 

Connector:

3 pin XLR female

Type:

transformerless, servo balanced, RFI fIltered

Impedance:

22K-ohms balanced, 11K-ohms unbalanced

Operating Level:

user selectable +4dBu or -10dBV

Max input level:

+27dBu(ref = +8), +25dBu(ref = +4), +10.8dBV(ref = -10)

CMRR:

>90dB/100Hz, >70dB, 1KHz, >50dB, 20KHz

5.2 OUTPUTS

 

Connector:

3 pin XLR male

Type:

electronic servo balanced (unbalanced without 6dB loss)

Impedance:

65 ohms bal or unbal (nominal load 600 ohms or greater)

Max level out (bal):

+25dBu(ref = +4), +10.8dBV(ref = -10)

Max level out (unbal):

+20dBu(ref = +4), +10.8dBV(ref = -10)

5.3 AUDIO

 

Frequency response:

+/- 1dB 10Hz to 65KHz

Hum & noise:

measured for a 1KHz tone at unity gain

No gain reduction:

-67dBu(ref = +4), -86dBV(ref = -10)

10dB gain reduction:

-74dBu(ref = +4), -89dBV(ref = -10)

Crosstalk @ 20KHz:

-65dBu(ref = +4), -78dBV(ref = -10)

Dynamic THD

typically .05% for 1KHz at 20dB gain reduction

Static THD:

.025% at maximum output level

IMD, max output:

.13%(ref = +4), .4%(ref = -10)

5.4 SYSTEM FUNCTIONS

Compression

Frequency Discriminate Leveling

Peak Limiter

Dynamic Verification Gate (DVG)

Dynamic Recovery Computer (DRC)

Silence Gate

Stereo Enhance

5.5 THRESHOLD

 

Compressor:

30dB below nominal level

Leveler:

30dB below nominal level

Limiter:

14dB above nominal level

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Contents 320A Safety Declarations Fast Finderi320A Contents Page Quick Start Quick StartHow Does It Work? What Is a Compellor?What Does It Do? Bit Of Compellor HistoryIntroduction Page Mains Voltage Selection And Fuse UnpackingDamage & Claims Mounting In a Rack Power CordSafety Considerations Proper VentilationReference Level Setting InstallationRemote Connector Input ConnectionsSummary Specications Ratio Mixing IntroductionRecording MasteringBroadcast Radio Pre-processing Video Post-ProductionLive Concerts Video and Audio Tape Duplication Broadcast STL/ Phone Line DriverTelevision Broadcasting and Cable Systems Voice ProcessingHard Disk Recording Leveling Function Signal FlowProcessing Functions DVG Compressor FunctionDRC Silence GateMeter Selections Stereo EnhanceStereo Linking LimiterInput/Output Process SwitchOutput Control Operating LevelsGain Reduction Metering Limited Warranty To Obtain ServiceAppendices Appendix B 320A Appendix C Proper Wiring Techniques Appendix CAppendix D Appendix D Part 1 Balanced OUT to BalancedImpedance Balanced Outputs Part 5 Y Insert Cables Appendix E Appendix E Compellor to the RescueConfusion Where The Problem Comes FromAppendix F PPM StandardAppendix F VU StandardBirth of dBFS Where The Compellor FitsDeath of a Perfectly Good VU Meter DAT TragedyIdeal Audio Package Analog/Digital Level DiscrepancyWhat, Me Worry?

320A specifications

The Aphex Systems 320A is a dynamic processor designed to enhance the quality of audio recordings in professional settings. Known for its exceptional performance and versatility, the 320A offers a unique combination of compression, limiting, and expansion functionalities. This unit is an essential tool for sound engineers and producers looking to achieve polished sound.

One of the standout features of the 320A is its dual channel processing capability. This allows users to apply dynamic processing to two separate audio signals simultaneously, making it ideal for stereo or dual mono setups. The 320A offers a range of controls, including threshold, ratio, attack, release, and gain, allowing precise adjustments to be made according to the needs of any project.

The 320A utilizes Aphex's proprietary Intelligent Clipping technology, which helps to prevent distortion at high signal levels. This feature is particularly beneficial when working with dynamic sources like vocals and percussive instruments. Intelligent Clipping ensures that the audio remains smooth and clear, even when processed aggressively.

In terms of connectivity, the Aphex 320A is equipped with balanced XLR and TRS inputs and outputs, ensuring compatibility with various audio sources and devices. The unit supports both line-level and mic-level signals, providing flexibility for different recording scenarios. Additionally, its low noise operation ensures that the final output retains pristine audio quality.

Another significant characteristic of the 320A is its user-friendly interface. The front panel features easy-to-read meters and clearly defined controls, making it straightforward for users to monitor the audio levels and adjust settings in real-time.

The 320A also includes a sidechain capability, allowing users to trigger compression or expansion from an external source. This feature is useful for achieving effects like ducking or creating rhythmic dynamics in a mix.

In summary, the Aphex Systems 320A is a feature-packed dynamic processor that serves as an invaluable tool for audio professionals. With its dual channel processing, Intelligent Clipping technology, flexible connectivity options, and user-friendly design, the 320A stands out in the realm of audio processing equipment, delivering high-quality performance for a variety of recording and mixing applications.
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