The Dayton Audio Ma1240A Features A Class-Ab Output Circuit That Delivers Superior Audiophile Sound Quality And Stable Performance. Each Of Your Installations Zones Can Benefit From The Ma1240As Clean Audio Reproduction And Exceptional Functionality. The Ma1240A Can Be Stacked With Other Audio Components And Includes Removable Ears For Mounting In Standard Audio Racks (2Ru).Two Common Or Bus Inputs Feed Audio Signals From Standard Line-Level Audio Sources To Any Or All Channels. Each Of The Twelve Channels Has Its Own Dedicated Input And Independent Level Adjustment To Provide Further Flexibility. By Simply Flipping A Single Switch, Two Channels Can Be Bridged To Increase The Total Power Output For That Zone. This Is Helpful When Extra Power Is Needed In Certain Areas.The Ma1240As Manual, Automatic On/Off, Or Triggered 12V Input Turn-On Modes Facilitate Easy Integration Into Automated Systems. For Quick And Easy Troubleshooting Of The System, Each Pair Of Channels Or Zones Has A Bi-Color Led To Indicate Its Operational Status.Specifications: Rated Power Output Per Channel: 40 Watts Into 8 Ohms, 60 Watts Into 4 Ohms (0.09% Thd) Bridged Output: 80 Watts Into 8 Ohms (0.30% Thd) Signal To Noise Ratio: 95 Db A-Weighted Input Impedance: 18K Ohms Input Sensitivity: 380 Mv Frequency Response: 5 Hz - 20 Khz Channel Crosstalk: 80 Db Dimensions: 16.7 W X 4 H X 14.25 D (Tabletop Configuration) Power Requirements: 115/230 Vac, 50/60 Hz Stand-By Power Rating: 115V, 0.264W Weight: 30 Lbs.
⚠️ WARNING (California Proposition 65): This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, please visit www.P65Warnings.ca.gov.
Frequently Asked Questions
Q: What are the dimensions of the Dayton Audio MA1240a amplifier?A: The dimensions are sixteen point seven inches wide, four inches high, and fourteen point twenty-five inches deep.
Q: What is the power output of the Dayton Audio MA1240a?A: The amplifier delivers forty watts per channel into eight ohms and sixty watts per channel into four ohms.
Q: What type of circuit does the Dayton Audio MA1240a use?A: It features a Class-AB output circuit for superior audiophile sound quality and stable performance.
Q: How do I install the Dayton Audio MA1240a amplifier?A: You can stack it with other audio components and it includes removable ears for mounting in standard audio racks.
Q: Can I bridge channels on the Dayton Audio MA1240a?A: Yes, you can bridge two channels to increase total power output for that zone.
Q: What types of audio sources can be connected to the amplifier?A: You can connect standard line-level audio sources using the common or BUS inputs.
Q: How do I adjust the volume for individual channels?A: Each of the twelve channels has its own dedicated input and independent level adjustment.
Q: How do I turn on the Dayton Audio MA1240a amplifier?A: It can be turned on manually, automatically, or via a triggered twelve-volt input.
Q: What protection features does the Dayton Audio MA1240a have?A: It includes multi-stage protection circuitry for reliability and easy troubleshooting.
Q: Is the Dayton Audio MA1240a suitable for automated systems?A: Yes, it facilitates easy integration into automated systems with its various turn-on modes.
Q: How should I maintain the Dayton Audio MA1240a amplifier?A: Ensure proper ventilation for the temperature-controlled cooling fans and keep it clean to maintain performance.
Q: What is the weight of the Dayton Audio MA1240a amplifier?A: The amplifier weighs thirty pounds.
Q: What is the signal-to-noise ratio of the amplifier?A: It has a signal-to-noise ratio of ninety-five decibels A-weighted.
Q: How do I troubleshoot if the amplifier is not working?A: Check the bi-color LED indicators for operational status and consult the manual for troubleshooting steps.
Q: Does the Dayton Audio MA1240a have a warranty?A: Yes, it typically comes with a manufacturer's warranty; check with the retailer for specific details.