User Manual

AtlasSound.com – 6 –
Specifications are subject to change without notice.
Owner’s Manual
MA40G / MA60G
Mixer Amplifier
1601 Jack McKay Blvd. • Ennis, Texas 75119 U.S.A.
Telephone: [phone] • Fax: [phone]
4. Input 1 Gain
Input 1 level control potentiometer varies the amplitude of the signal fed into the amplifier. Turn clockwise to increase and
 counter-clockwisetodecreasethesignallevel.
5. Input 2 Gain
Input 2 level control potentiometer varies the amplitude of the signal fed into the amplifier. Turn clockwise to increase and
 counter-clockwisetodecreasethesignallevel.
6. Input 3 Gain
Input 3 level control potentiometet varies the amplitude of the signal fed into the amplifier. Turn clockwise to increase and
 counter-clockwisetodecreasethesignallevel.
Rear Panel Description
1. Multi Function Dipswitch
UnderstandingthefunctionalityofthedipswitchesiskeytomaximizingtheversatilityoftheMA40GorMA60G.
SWITCH 1-Input2Mute-When"ON",Input2signalswillbemutedifasignalispresentonInput1(RefertoVOXSensitivity
  Control),orifacontactclosureispresentontheremotemuteterminals.
SWITCH 2-Input3Mute-When"ON",Input3signalswillbemuteduponasignalpresentonInput1(RefertoVOXSensitivity
  Control),orifacontactclosureispresentontheremotemuteterminals.
SWITCH 3-PhantomPower-When"ON",appliesPhantomPower24VDCtoInput1terminalsforcondensertypemicrophones.
  Note:Onlyusethisfeatureifyouareusingcondensermicrophones,otherwiseleaveinthe"OFF"position.
SWITCH 4-Input1-Wheninthe"MIC"position,Input1willacceptmicrophonelevelsignals;wheninthe"Line/Tel" position,
Input 1 will accept line level or telephone signals.
2. Input 1
 Balancedmicorlinelevelsignalsconnecttothe(+),(–),and(G)terminals.Refertothechartonthispageforthefollowingsetting.
Switch 4, labeled Input 1, must be set to the proper position for mic or line level. If you are connecting an unbalanced line level
 input,tie(short)the(G)and(–)terminalstogether.IftransformerisolationisrequiredforInput1,contactAtlasSoundfordetails.
3. Input 2
 Input2consistsofstereosumminginputs,suitableforconnectiontotheoutputofCD/DVDplayers,etc.
Input 2 Mute On Off
Phantom Power
Input 1
Input 3 Mute
Off
On
Off
On
Line
Mic
ON
OFF
8 7
100V -240V ~ 50Hz/60Hz 750mA
VOX
Sense
Input 2 Input 3
40 Watts
70.7V/100V
Speaker Out
Input 2 Mute
On Off
Phantom Power
Input 1
Input 3 Mute
Off
On
Off
On
Line
Mic
Unbalanced
Remote
Mute
Input 1
Balanced Input
L
R
0
10
1601 Jack McKay Blvd
Ennis, TX 75119
800.876.3333
AtlasSound.com
Power Limit Signal
Level Level Level
Input 1 Input 2 Input 3
MA40G Front Silkscreen Artwork
14
5
3 6
2