Product Description
The Yamaha XMV4140-D is a top - notch four - channel Dante input power amplifier. Part of the XMV Series, these multi - channel power amplifiers blend Class - D efficiency with features tailored for commercial installation sound systems. With eight different models in the series, it offers various output power capabilities and flexible input/output connectivity to fit a wide range of installation settings.
Key Features:
- High and low impedance options for diverse needs.
- The new 'Double Power Mode' for enhanced performance.
- Selectable input formats to suit a broader range of applications.
- Outputs 4x 140W at 8 OHM/4 OHM and 4x 125W at 100V/70V lines. In Double Power Mode, it can reach 2x 280W at 8 OHM/4 OHM.
Technical Specifications:
- Output Power: At 1kHz, THD+N = 1% (20 ms Burst), it has different power outputs for various loads and modes.
- Voltage Gain: Varies depending on the load and mode.
- Input Sensitivity: +4dBu for RL = 8 OHM.
- S/N Ratio: A - weighted, greater than 100dB.
- Power Consumption: Different consumption levels in different states.
- THD+N: Less than 0.2% at 1kHz, half power.
- Frequency Response: Flat within 0dB, - +1.0dB from 20Hz - 20kHz.
- Crosstalk: Less than - 60dB under specific conditions.
- Maximum Input Level: +24dBu.
- Input Impedance: 20k OHM (balanced), 10k OHM (unbalanced).
- Connectors: It comes with a variety of connectors for analog, digital, speaker, network, and other connections.
- Protection circuit: Protects against load and power supply issues.
- Cooling Fan: Two 3 - speed fans with front - to - back airflow.
- Power Requirements: Works with 100V, 120V, 230V - 240V; 50Hz/60Hz.
- Dimensions: W: 18.9', H: 3.5', D: 16.6'.
- Weight: 17.9lbs.
Using the Yamaha XMV4140 - D power amplifier is straightforward. First, make sure to connect it to a suitable power source within the specified voltage range (100V, 120V, 230V - 240V; 50Hz/60Hz). Connect your audio sources to the appropriate input connectors, either analog or digital. For analog inputs, use the Euroblock connectors, and for digital ones, use the RJ45 ports.
When connecting speakers, use the barrier strip connectors. You can choose the impedance and power mode according to your speaker requirements.
Here are some important notes. Don't overload the amplifier. If the load exceeds its capacity, the protection circuit will kick in, which might shut down the power supply or reduce the gain. Also, keep the amplifier in a well - ventilated area because the cooling fans are designed to work with front - to - back airflow. If the heatsink temperature goes above 100 degrees C, the amplifier will shut down automatically.
For maintenance, regularly check the connectors for any signs of damage or loose connections. Clean the exterior of the amplifier with a dry, soft cloth. Avoid using harsh chemicals. If you're not using the amplifier for a long time, turn it off and unplug it from the power source. This will help prolong the lifespan of your Yamaha XMV4140 - D amplifier and ensure it continues to deliver high - quality sound.
