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RC LEVELIZA - User Manual

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Copyright
Unit 9 Luccombe Business Centre,
L
EVELIZA
User Manual
Copyright
2018 - RC Audio Systems Limited
Unit 9 Luccombe Business Centre,
Milton Abbas, Blandford Forum, Dorset DT11 OBD
email:- jon@rc1.audio
EVELIZA
User Manual
- July 2018
Milton Abbas, Blandford Forum, Dorset DT11 OBD
Page 1 of 8
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RC LEVELIZA Specifications

Power IconPower
voltage range90 - 264 V AC
frequency47 - 63 hz
current drawup to 60mA
Audio Specifications IconAudio Specifications
typical input levelDesigned to be compatible with "line level" pro audio equipment
maximum unbalanced input before clip10V RMS
maximum balanced input before clip20V RMS
Weight and Dimensions IconWeight and Dimensions
dimensionsStandard 19 inch 1U rack case by 250mm deep
weightApprox 3kg

Summary

Application of the LEVELIZA

Purpose and Functionality

Describes what the LEVELIZA is intended for in audio signals to maintain perceived loudness.

Distinction from Other Devices

Explains that the LEVELIZA is not a limiter, compressor, or AGC, and does not affect dynamic range.

Frequency Focus

Notes its focus on perceived loudness, with less concern for bass and sub frequencies.

Features and Controls

Input Gain Control

Control used for manual attenuation of the input signal.

Threshold Setting

Control to define the maximum desired output level.

Assertiveness Control

Control that adjusts the speed and responsiveness of the gain adjustment.

Tamper-Proof Adjustments

Hidden adjustments to limit the maximum output threshold for security.

Connections

Power and Audio Interfaces

Describes mains power connection via IEC and audio inputs/outputs via XLR.

Guidance for Set Up and Use

Connection Strategy

Recommends inserting the unit between the DJ mixer and the PA desk/sound system.

Unit Adjustment Procedure

Step-by-step guide for setting threshold and assertiveness controls.

Usage Scenarios and Troubleshooting

Adjusting Levels During Events

Temporarily increase assertiveness for accurate adjustments during an event.

Handling Low Input Levels

Adjust input gain to maintain consistent output even if DJ plays below threshold.

Interpreting High Attenuation

High dB attenuation levels do not affect the sound quality or performance.

Assertiveness Control Scenarios

Sudden Level Fluctuations

Increase assertiveness for quick recalibration during DJ changes or source shifts.

Inconsistent Music Sources

Use higher assertiveness for more consistent output with variable music levels.

Tamper-Proof Threshold Adjustments

Setting Hidden Thresholds

Procedure to secure threshold levels via hidden presets, restricting front panel access.

Specifications

Physical and Electrical Details

Covers dimensions, weight, power requirements, and connection types.

Input Level and Clipping

Details compatibility with line level and maximum input before clipping occurs.

Warranty Information

Product Warranty Coverage

Details the one-year full parts and labour warranty for product faults.

Post-Warranty Support

Availability of repair facility, spare parts, and technical support after warranty expiry.