SPL Volume 2 2602 User Manual Download Page 5

5

Volume 2

Please Read this Important Note:

Be very careful to check that the rear chassis power selection switch is set 
to the correct local line voltage position (either 230 or 115 volts) before using 
your machine!

Before connecting any equipment make sure that any machine to be 
connected is turned off (on the Volume2 rear panel the power switch must be 
pushed down).

Turning the Volume 2 on and off: The Volume 2 should always be the fi rst to 
be turned on before either power amp or active loudspeaker.  In powering 
down the reverse should take place (fi rst turn off amps/speakers followed 
by the Volume 2). In connecting any cables be sure that the Volume 2 and all 
machines affected are turned off.

It makes good sense to think about where you place the unit before connecting 
it. It should be positioned so that you can easily reach it, but there are other 
considerations. Try not to place it near heat sources or in direct sunlight, and 
avoid exposure to excessive vibrations, dust, heat, cold or moisture. It should 
also be kept away from transformers, motors, power amplifi ers and digital 
processors. 

•  Do not open the case. You may risk electric shock and damage to your equip-

ment.

• Leave repairs and maintenance to a qualifi ed service technician. Should 

foreign objects fall inside the case, contact your authorized dealer or 
support person.

• To avoid electric shock or fi re hazards, do not expose your unit to rain or 

moisture.

• If the danger of lightning is foreseeable, unplug the unit. Never touch a 

power cable during a thunderstorm—danger of life!

• Always unplug the cable by pulling on the plug only; never pull on the 

cable.

• Never force a switch or knob.

• Use a soft, lint-free cloth to clean the case. Avoid cleaning agents as they 

may damage the unit. if necessary, use an acid-free cleaning oil instead.

The power supply was carefully engineered to provide clean and consistent 
current – an important prerequisite for excellent audio. Built around a toroidal 
transformer, the power supply generates a minimal electromagnetic fi eld with 
no  hum  or  mechanical  noise.  The  output  side  is  fi ltered  by  an  RC  circuit  to 
extract noise and hums inherent in commercial AC power.

All audio-related components are fed by two separate voltage regulators to 
minimize disturbance from other components.

An AC power cord is included for connection to the standard 3-prong IEC 
connector. The transformer, power cord and IEC connector are VDE, UL and 
CSA approved. The AC fuse is rated at 250 mA (230 V version) or 500 mA (115 V 
version).

Installation and Security Advices

Power Supply

Summary of Contents for Volume 2 2602

Page 1: ...Manual Analog Dual Channel Volume Controller 4PVOE 1FSGPSNBODF BC VUF PEFM VBM IBOOFM 7PMVNF POUSPM Volume2 Model 2602...

Page 2: ...continuously strives to improve its products and reserves the right to modify the product described in this manual at any time without prior notice This document is the property of SPL and may not be...

Page 3: ...Power Supply 5 Rear Panel 6 Power Supply ON Off Switching 6 Rear Panel Graphic Signal Connections XLR Pin Wiring 6 Operation 7 Volume Control 7 Calibrating the Monitoring System 7 Mute 7 Speci cations...

Page 4: ...phile quality stereo playback chain where the Volume2 is situated between the playback machine and either power amp and speakers or simply active speaker system In such cases the playback machine must...

Page 5: ...ment Leave repairs and maintenance to a quali ed service technician Should foreign objects fall inside the case contact your authorized dealer or support person To avoid electric shock or re hazards...

Page 6: ...move the rear chassis power supply switch of the Volume2 to the down position Finally always use the following procedure in powering up your assembly Always power on your Volume2 rst before the power...

Page 7: ...the playback of a 83db SPL refer ence signal at the playback location a common reference volume level The DAW output level should be adjusted to 0dB and next the power amp s or active speaker s input...

Page 8: ...z 100kHz 3dB CMRR 60dBu 1kHz THD N 15dBu Input Level 100dBu S N A weighted 102dBu Crosstalk L R 1kHz 80dBu Dynamic Range 120dB Power Supply Toroidal transformator 3 5VA Fuse 250mA 230V 500mA 115V Volt...

Page 9: ...Audio Precision 04 27 06 10 01 58 Volume 2 FREQUENCY RESPONSE 10db Steps FREQ RESP only On at2c 0 90 80 70 60 50 40 30 20 10 d B u 10 200k 20 50 100 200 500 1k 2k 5k 10k 20k 50k 100k Hz Volume 2 Meas...

Page 10: ...IN OUT PHASE at2c 150 150 100 50 0 50 100 d e g 20 100k 50 100 200 500 1k 2k 5k 10k 20k 50k Hz Volume 2 Audio Precision 04 27 06 09 47 31 Volume 2 FFT SPECTRUM ANALYSIS 6dB FFT Stereo at2c 140 20 120...

Page 11: ...heir distributor In such cases please contact your dealer for full guarantee conditions and service Direct SPL product support requires product registration Please ll out the guarantee card enclosed i...

Page 12: ...12 Volume2 Manual Volume2 English...

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