Atlas MA40G Owner'S Manual Download Page 1

 

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AtlasSound.com

Specifications are subject to change without notice.

Owner’s Manual

1601 Jack McKay Blvd. • Ennis, Texas 75119  U.S.A.

Telephone: 800.876.3333 • Fax: 800.765.3435

MA40G / MA60G

Mixer Amplifier

MA40G & MA60G

Mixer Amplifiers

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

100V -240V ~ 50Hz/60Hz 1A

VOX

Sense

Input 2

Input 3

60 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

MA60G Front Silkscreen Artwork

Summary of Contents for MA40G

Page 1: ... 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 100V 240V 50Hz 60Hz 1A VOX Sense Input 2 Input 3 60 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 In...

Page 2: ...75119 U S A Telephone 800 876 3333 Fax 800 765 3435 Table of Contents Important Safety Instructions 3 Introduction 5 Features 5 Applications 5 Front Panel Description 5 Rear Panel Description 6 Wiring the MA40G MA60G 7 Optional Level Control Security Cover 7 Optional Rack Mount Kit 7 Limit LED Load Considerations 8 Specifications 10 Warranty 12 ...

Page 3: ...damaged liquid has been spilled or objects have fallen into the device the device has been exposed to rain or moisture does not operate normally or has been dropped 15 WARNING To reduce the risk of fire or electric shock this device should not be exposed to rain or moisture and objects filled with liquids such as a vase should not be placed on this device 16 To completely disconnect this equipment...

Page 4: ... Never exceed the wattage on the product when connecting equipment Fire and or property damage may result 7 Operate the device only with the voltage specified on the unit Fire and or electric shock may result if a higher voltage is used 8 Do not modify kink or cut the power cord Do not place the power cord in close proximity to heaters and do not place heavy objects on the power cord including the...

Page 5: ...Applications The Atlas Sound MA40G and MA60G are the perfect choice for distributed business paging and background music BGM systems small to medium speech privacy systems and in applications where music on hold MOH plus paging is required Front Panel Description 1 Power LED This LED illuminates when the AC Mains are plugged in 2 Limit LED Indicator The LIMIT LED will illuminate when the MA40G MA6...

Page 6: ...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 ...

Page 7: ...not required to change the fuse for the different AC mains voltages 8 Remote Mute Connector Shorting the Remote Mute terminals will mute inputs 2 and or 3 depending on how their dipswitch settings are set for switch positions 1 and 2 labeled Mute Rec Input 2 Input 3 In the ON position the corresponding channel will be muted when the terminals are shorted together This connection is usually done vi...

Page 8: ... is a very common mistake If you are using a 60W amp and using the 70V speaker terminals add up the number of speakers and their wattage selections at the speaker If they exceed 60W you must retap the speakers or remove the correct amount of speaker wattage until the wattage is 60W or less Example if you are using a 30W tap you can only connect 2 speakers to the amp If you are using the 7 5W tap y...

Page 9: ...ypically utilize 70 7V North America or100V Europe type system to greatly ease the connection of multiple speakers and facilitate long cable runs Shown below are speakers connected in parallel with wattage ratings to calculate the overall load of the system Connecting an Audio Impedance Meter to a speaker arrangement such as this will provide the overall impedance of the system Using the following...

Page 10: ... 3 RCA 500mv 10kΩ Output Regulation Less Than 2dB No Load To Full Load Signal to Noise Ratio Mic 55dB Line 55dB Input 2 3 55dB Indicators Power Signal Limit Power Consumption MA40G Idle 0 075A 8W 27 BTU Average 0 26A 24W 81 BTU Max 0 8A 71W 242 BTU MA60G Idle 0 075A 8W 27 BTU Average 0 41A 34W 116 BTU Max 1 25A 102W 348 BTU Height 1 RU 1 75 44mm Width 8 5 216mm Depth 7 81 198mm Weight PA40G Net We...

Page 11: ...11 AtlasSound com 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 800 876 3333 Fax 800 765 3435 NOTES ...

Page 12: ...under the terms of this warranty All warranty returns must comply with our returns policy set forth below When products returned to Atlas Sound do not qualify for repair or replacement under our warranty repairs may be performed at prevailing costs for material and labor unless there is included with the returned product s a written request for an estimate of repair costs before any nonwarranty wo...

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