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- Product Name： OBT-DM400 Professional audio digital power amplifier
- Product Number：
- Added Time： 2023-09-18 14:57:43
- Views ： 78
Product Features：
- The power amplifier is made of high quality materials, with excellent performance and quality, suitable for music playback, home theater and other fields.
- Diversified input and output configuration: with 2 (4) channel input, 2 (4) speaker screw base output, support a variety of audio signal input, provide stable, high-quality audio output.
- Unique features: Peak cutting indicator, sensitivity selection switch setting, three working modes and other unique functions to meet different scenarios and needs, providing a more flexible and personalized experience.
- High performance and stable and reliable: with soft start, DC, overheating, overload, short circuit protection and other functions, the use of advanced air cooling technology to ensure that the equipment can run stably under various circumstances.
- Easy installation and operation: Easy to understand installation steps and operation instructions, easy to get started quickly, without complex operations and professional skills.
- To sum up, the most prominent selling points of the D Series dual-channel (four-channel) series are its professional performance, diversified input and output configurations, unique functional characteristics, high-quality performance and stable, reliable and convenient installation and operation.
Product parameter:
Model number
OBT-DM400
Output power (1KHZ, THD<1%, all channel drives)
8Ω stereo / 250W* 2 / 300W * 2 / 400W *2
4Ω stereo / 320W* 2 / 480W * 2 / 560W *2
2ω stereo / 450W* 2 / 670W * 2 / 780W *2
Safety protection system
Dc protection; Short circuit protection; Sensitive overheat management system; Overheat protection; Input overload protection; Output overload protection; Soft start protection The limiting protection can reach 10V
Frequency response (1W8Ω)20HZ-20KHZ
(±0.5DB)
Sensitivity (8Ω1KHZ)
1V/32DB
Input link terminal
XLR Male, female
Output link terminal
PSZ external terminal post
Input resistance
Balanced input 20KΩ
Unbalanced input 10KΩ
Unbalanced input
20KΩ
Signal-to-noise ratio (A weight, rated power 8Q)
≥105DB
Yang Ni coefficient (1KHZ&8Q)
≥900
Intermodulation distortion (20HZ-20KHZ, half power)
≤0.02%
Total harmonic distortion (20HZ-20KHZ, half power)
≤0.03%
Phase response (1W&8Ω, 20HZ-20KHZ
≤±1.5°
Conversion rate
≥60V / US
Output circuit type
CLASS-D类
Installation space
1U
Cooling system
Fully intelligent system automatically adjusts to temperature changes
Overall dimension
483X45X304MM
Net weight
4.22KG / 4.31KG / 4.53 KG
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