The production cost for class d power amplifier relies on both the price of materials and the production technology. For one thing, the material cost is the most original factor. Whether the figure could decrease not or depends on the technology and the quantitative production. The higher the technology is, the less the cost. This is also the “for another thing”. So is the quantitative production. If the order is larger, the size of quantitative production is greater. Under this, the unit cost would decline.

Guangzhou Gisen Audio Equipment Factory has become one of the world's leading home theatre power amplifier suppliers after beating many competitors. dsp amplifier is the main product of Gisen Audio. It is diverse in variety. The design of Gisen Audio power amplifier follows these steps. They include the determination of forces acting on and energy transmitted by each element; selection of materials; confirmation of size and shape, etc. Its cooling system made up of temperature-controlled fan can rapidly respond to dynamic environment change. The product sells well throughout the world and is well received by users. It is designed with short circuit and overheating protection to safeguard normal operation.

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