849-20/004

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The 849-20/004 is a power line filter module. This filter module is designed to reduce interference or radio frequency (RF) noise from an electrical power line. It is also referred to as a "noise filter".

The filter module provides two important benefits - it reduces the levels of electromagnetic interference (EMI) from the power supply and also reduces potential risks from transient overvoltage on the line. It also helps meet FCC regulations requiring the suppression of RF emissions, by making sure that the device (or system) does not have excessive levels of RF interference.

The 849-20/004 is a wide band filter module, covering frequencies from 10kHz up to 1GHz. It covers the full spectrum used by most electronic equipment found in consumer and industrial applications. It has an insertion loss of less than 0.38dB across the full frequency range. It also has a very low signal attenuation in the low frequencies and high frequency bands.

The filter module is designed around three components - an inductor, capacitor, and shunt resistor. The inductor is a common type of magnetic device, which creates a magnetic field around an electrically charged wire. The capacitor is an electrical device, which stores a charge. The shunt resistor is a device that reduces the voltage by creating a resistance in the circuit.

The inductor and the capacitor form the basic filter circuit for this module. The inductor adds inductance to the circuit, which results in a reducing of its frequency response. The capacitor is used to create a two-way flow of electrical current, which reduces noise and overvoltage. The shunt resistor is used to reduce the voltage of the circuit.

When using the 849-20/004, it is important to make sure that the power supply is connected to the correct side of the filter. This will ensure that the correct frequencies will be passed through the filter and the RF emissions will be suppressed.

In addition to the 849-20/004, there are several other types of power line filter modules. They all offer similar performance and can be used in a wide variety of applications. Each type of filter has its own advantages and disadvantages, so it is important to research and experiment with different filters to find the best solution for your application.

In conclusion, the 849-20/004 is a power line filter module designed to reduce interference and RF noise from electrical power lines. It covers a wide range of frequencies from 10kHz up to 1GHz, with a low signal attenuation in both low and high frequency bands. The filter module is composed of three components - an inductor, capacitor, and shunt resistor - which form the basic filter circuit. With proper installation, this filter module can provide effective suppression of radio frequency emissions and reduce potential risks from transient overvoltage on the line.

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