SPL Phonitor x - User Manual

Professional Fidelity
Mastering Grade Listening
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VOLTAiR
120V DC Audio Rail
Preamplifier & Headphone Amplifier
StandardBalanced
ON
Phonitor x – User Manual
Headphone Amplier and Preamplier

Summary

Welcome

Getting Started

Front View

Standby

Controls the standby mode of the unit.

VU Meters

Displays input levels for the selected source.

Phonitor Matrix On;Off

Activates or deactivates the Phonitor Matrix function.

Crossfeed

Adjusts interaural level difference for speaker simulation.

Angle

Adjusts interaural time difference for speaker simulation.

Laterality

Compensates for perceived volume differences due to hearing impairment.

Volume

Controls the main audio output volume.

Analog Source

Selects analog audio input sources like RCA or XLR.

Digital Source

Selects digital audio input sources like USB or Optical.

Mode Switch

Switches between Stereo, Stereo with Laterality, and Mono modes.

Output;Mute Switch

Selects audio output or mutes the signal.

Balanced Headphone

Connection for balanced headphones.

Standard Headphone

Connection for standard headphones.

Rear View

Mains Switch

Powers the unit on and off.

Mains Voltage

Indicates the selectable mains voltage setting.

Analog Audio Inputs

Connects analog audio sources via RCA or XLR.

Digital Audio Inputs

Connects digital audio sources via USB or Optical.

IR PGM Volume

Button for programming the IR remote control volume.

AMP CTL

Control output for amplifier synchronization.

Audio Outputs

Outputs for connecting to power amplifiers or other audio devices.

Bottom View

DIP Switches

Internal switches for configuring unit settings.

VOLTAIR - 120 V Rail Technology

Comparisons

Phonitor Matrix

Basics of Stereo Listening

Explains how sound localization works in stereo.

Stereo Listening with a Traditional Headphone Preamplifier

Describes limitations of standard headphone amplification.

How Does the Phonitor Matrix Work?

Details the mechanism of creating a speaker-like experience.

Angle

Adjusts interaural time difference for speaker placement simulation.

Crossfeed

Adjusts interaural level difference for speaker simulation.

Setting of Crossfeed and Angle

Guide to configuring the Phonitor Matrix parameters.

Adjustment of the Phonitor Matrix

Steps to optimize the Phonitor Matrix for room acoustics.

Matrix On;Off

Controls the activation of the Phonitor Matrix feature.

Source Selection

Output Selection

MODE Switch

Laterality

Adjusts channel balance for hearing impairments.

VU Meters

AMP CTL (Amplifier Control)

IR Remote Control

DIP Switches

Level Increase of the Headphone Output

Boosts headphone output levels for demanding headphones.

Attenuate the Sensitivity of the VU Meters

Reduces VU meter sensitivity by 10 dB.

Slave Thru

Standby of Connected Performer s800 Power Amp

Puts connected power amps into standby mode.

Specifications

Inputs

Details available analog and digital audio inputs.

Outputs

Standard Headphone Output

Max. Output Power

Lists maximum power output at different impedances.

Line Outputs

Internal Operating Voltages

Power Supply

Dimensions (incl. feet)

Weight

Important Notes

Declaration of CE Conformity

Statement of compliance with European Community standards.

SPL Phonitor x Specifications

General

Inputs	XLR, RCA
Outputs	XLR
THD	<0.001% (1kHz, +18dBu)
Dynamic range	>120 dB
Input impedance	10 kΩ
Output impedance	0.1Ω
Type	Headphone amplifier
THD+N	<0.01%
Signal-to-noise ratio	> 120 dB
Impedance	32 - 600 Ω