MA40G - Receiver Atlas Sound - Free user manual and instructions
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| Product Type | Receiver |
| Brand | Atlas Sound |
| Model | MA40G |
| Primary Application | Commercial paging and background music |
| Power Output | 40 watts RMS |
| Frequency Response | 20 Hz - 20 kHz |
| Number of Channels | 1 (Mono) |
| Inputs | Microphone (XLR), Line (RCA), Aux (1/4") |
| Outputs | Speaker (screw terminals), Line out (RCA) |
| Impedance | 8 ohms (speaker output) |
| Signal-to-Noise Ratio | >70 dB |
| Total Harmonic Distortion | <0.5% |
| Power Supply | 120 V AC, 60 Hz |
| Dimensions (H x W x D) | 3.5 x 19 x 12 inches |
| Weight | 12 lbs |
| Chassis | Black steel, rack-mountable (1U) |
| Cooling | Passive ventilation |
| Controls | Volume, bass, treble, power switch |
| Indicators | Power LED, signal present LED, overload LED |
| Protection Features | Short circuit, overcurrent, thermal shutdown |
| Operating Temperature | 32°F to 104°F (0°C to 40°C) |
| Certifications | FCC Class B, UL Listed |
Frequently Asked Questions - MA40G Atlas Sound
How do I connect a microphone to the MA40G receiver?
Use the XLR input labeled MIC. Ensure the microphone is dynamic (not condenser) unless you use an external power supply. Adjust the volume control accordingly.
Can I use the MA40G for background music?
Yes, connect a line-level source (like a CD player or phone) via the RCA LINE IN or the 1/4" AUX input. Adjust the bass and treble controls for desired sound.
What type of speakers can I connect?
Connect 8-ohm speakers to the screw terminals. Use appropriate gauge wire for the distance. Do not exceed the 40-watt power rating.
How do I mount the MA40G in a rack?
The unit is 1U high and fits standard 19-inch racks. Use the included rack ears and screws for secure installation. Ensure proper ventilation.
What do the indicator lights mean?
Power LED (green) - unit is on. Signal LED (yellow) - audio signal present. Overload LED (red) - output is clipping, reduce volume.
Why is there no sound from the speakers?
Check that the power is on, the volume is turned up, and the correct input source is selected. Verify speaker connections and that the source device is outputting audio.
Can I daisy-chain multiple MA40G units?
Use the LINE OUT RCA jack to connect to another unit's line input. Be mindful of overall system impedance and power requirements.
How to clean the MA40G receiver?
Disconnect power before cleaning. Use a dry, soft cloth to wipe the exterior. Do not use liquids or aerosol cleaners. Avoid dust buildup on vents.
What is the warranty coverage?
Atlas Sound MA40G typically comes with a 5-year limited warranty covering defects in materials and workmanship. Check your purchase documentation for details.
Where can I find the user manual?
The manual is available for free download at notice-facile.com in PDF format. Enter your model (MA40G) and brand (Atlas Sound) to access it.
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