Schematic Power Amplifier Crest Audio Ca 18

By | June 26, 2023

The Crest Audio CA-18 is a professional power amplifier that is designed for use in live sound applications. It features a Class A/B output stage with a maximum output power of 1,800 watts per channel into 8 ohms. The amplifier is also equipped with a variety of features that make it ideal for use in a wide range of applications, including:

*

Balanced inputs:

The CA-18 features balanced XLR inputs for connecting to professional audio equipment. This provides a high degree of signal integrity and reduces the risk of noise and interference. *

Unbalanced inputs:

The CA-18 also features unbalanced 1/4-inch inputs for connecting to non-professional audio equipment. This makes it a versatile amplifier that can be used with a wide range of sources. *

High-pass filter:

The CA-18 features a high-pass filter that can be used to remove unwanted low-frequency signals. This is useful for applications where it is necessary to protect the amplifier from damage caused by excessive low-frequency energy. *

Variable output gain:

The CA-18 features a variable output gain control that allows the user to adjust the output level of the amplifier. This is useful for matching the amplifier to the input sensitivity of the speakers. *

Protection circuitry:

The CA-18 is equipped with a variety of protection circuitry to protect the amplifier from damage. This includes thermal protection, short-circuit protection, and over-current protection.

The Crest Audio CA-18 is a powerful and versatile power amplifier that is ideal for use in a wide range of live sound applications. It is built to withstand the rigors of professional use and features a variety of features that make it easy to use and maintain.

Here are some of the key specifications of the Crest Audio CA-18:

*

Power output:

1,800 watts per channel into 8 ohms *

Frequency response:

20 Hz to 20 kHz (+0/-1 dB) *

THD:

0.05% at 1 kHz *

S/N ratio:

100 dB *

Input impedance:

20 k ohms balanced, 10 k ohms unbalanced *

Output impedance:

4 ohms *

Dimensions:

19.75" x 10.5" x 3.5" *

Weight:

35 lbs.

The Crest Audio CA-18 is available for purchase from a variety of online retailers. The suggested retail price is $1,499.99.


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