Overview
Overview of Dayton Audio MA1240a Multi-Zone 12 Channel Amplifier 40WPC (300-815) | New
The Dayton Audio MA1240a Multi-Zone 12 Channel Amplifier 40WPC (300-815) is designed for multi-room setups, this Class-AB amplifier produces clear, audiophile-caliber sound that is reliable and distortion-free by driving up to six stereo zones with 40 watts RMS per channel and 80 watts bridged. Distribute high-fidelity music from stereo bus feeds, individual inputs or central sources with ease owing to individual channel gain controls and flexible connectivity. The MA1240a is a dream for installers because of its rack-mountable architecture, strong protection circuitry and versatile power sources. Simple status monitoring, triggered or autonomous power modes and scalable performance make this system perfect for custom AV projects, homes and companies.
Key Features of Dayton Audio MA1240a Multi-Zone 12 Channel Amplifier 40WPC
• 12 Channels/6 Stereo Zones with 40W RMS per channel at 8 ohms; bridgeable for 80W per channel (minimum 8 ohms bridged).
• Class-AB Audiophile Design with stable output circuit ensures outstanding sonic purity and reliability.
• Individual Channel Inputs & Bus Inputs that each channel has dedicated RCA line input; two stereo bus inputs distribute audio across zones.
• Independent Channel Gain Controls that match output perfectly to each speaker and area for tailored soundscape.
• Bridgeable Output Channels that flip a switch for more power where needed; flexible zone configurations.
• Automatic, Manual & 12V Trigger Power Modes that integrate with automation systems or manual control; energy efficient.
• Protection & Safety with multi-stage protection circuitry and bi-color zone LEDs for status and troubleshooting.
• Rack-Mountable Construction with 2RU form factor with removable rack ears; fits standard audio racks.
• Wide Frequency Response with 5Hz–72kHz bandwidth for true high-fidelity reproduction.
• Global Power Compatibility with switchable 120/230V—suitable for worldwide installation.
• Heavy-Duty Build with steel chassis, aluminum front panel ensures long-term durability.
Benefits of Dayton Audio MA1240a Multi-Zone 12 Channel Amplifier 40WPC
🗹 Whole-Home or Business Audio with immersive multi-zone sound distribution perfect for custom installations.
🗹 Scalable, Flexible Design that easily add or reconfigure zones, bridge output for higher-powered rooms.
🗹 Superior Sound Quality with Class-AB circuitry and wide frequency range deliver audiophile-grade performance.
🗹 Installer Friendly with simple setup, status LEDs and rack-ready design speed deployments and maintenance.
🗹 Reliable Operation with advanced safety, robust build and auto power options for worry-free usage.
Specifications
Specifications for Dayton Audio MA1240a Multi-Zone 12 Channel Amplifier 40WPC (300-815) | New
Manufacturer | Dayton Audio |
Manufacturer Part Number | 300-815 |
Product Name | Dayton Audio MA1240a Multi-Zone 12 Channel Amplifier 40WPC |
Product Type | Channel Amplifier |
Channels | 12 (6 stereo zones) |
Power Output (RMS) | 40 watts/channel @ 8 ohms |
Bridged Power Output (RMS) | 80 watts/channel @ 8 ohms (min. 8 ohm bridged) |
Power Output @ 4 ohms (RMS) | 60 watts/channel |
Input Sensitivity | 380 mV for full output w/ level controls at max |
Input Impedance | 18k ohm |
Frequency Response | 5 Hz to 72 kHz |
Total Harmonic Distortion (THD) | 0.005% @ 30W (8 ohm); 0.010% @ 80W bridged (8 ohm) |
Channel Crosstalk | 80 dB |
Signal-to-Noise Ratio (SNR) | 105 dB A-weighted |
Efficiency | 63% |
Inputs | 12 line-level RCA; 2 stereo bus RCA |
Outputs | 2 stereo bus RCA; 12 speaker outputs |
Gain Controls | Independent per channel |
Power Modes | Manual, Auto, or 12V Trigger |
Protection | Multi-stage (LED zone status indicators) |
Voltage | Switchable 115/230 VAC, 60/50 Hz |
Rack Mountable | Yes (2RU, removeable ears); also tabletop |
Dimensions | 16.7″ W x 4″ H x 14.25″ D (including feet) |
Weight | 33 lbs |
Chassis Construction | Steel chassis, brushed aluminum faceplate |
Manufacturer | Dayton Audio |
Manufacturer Part Number | 300-815 |
Product Name | Dayton Audio MA1240a Multi-Zone 12 Channel Amplifier 40WPC |
Product Type | Channel Amplifier |
Channels | 12 (6 stereo zones) |
Power Output (RMS) | 40 watts/channel @ 8 ohms |
Bridged Power Output (RMS) | 80 watts/channel @ 8 ohms (min. 8 ohm bridged) |
Power Output @ 4 ohms (RMS) | 60 watts/channel |
Input Sensitivity | 380 mV for full output w/ level controls at max |
Input Impedance | 18k ohm |
Frequency Response | 5 Hz to 72 kHz |
Total Harmonic Distortion (THD) | 0.005% @ 30W (8 ohm); 0.010% @ 80W bridged (8 ohm) |
Channel Crosstalk | 80 dB |
Signal-to-Noise Ratio (SNR) | 105 dB A-weighted |
Efficiency | 63% |
Inputs | 12 line-level RCA; 2 stereo bus RCA |
Outputs | 2 stereo bus RCA; 12 speaker outputs |
Gain Controls | Independent per channel |
Power Modes | Manual, Auto, or 12V Trigger |
Protection | Multi-stage (LED zone status indicators) |
Voltage | Switchable 115/230 VAC, 60/50 Hz |
Rack Mountable | Yes (2RU, removeable ears); also tabletop |
Dimensions | 16.7″ W x 4″ H x 14.25″ D (including feet) |
Weight | 33 lbs |
Chassis Construction | Steel chassis, brushed aluminum faceplate |