AT-130V

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Attenuators are passives devices used in electrical engineering applications to reduce the power of a signal by a specific amount. One type of attenuator is the AT-130V, which is a high-performance, variable resistance-based attenuator. This attenuator is operated by adjusting a continuous resistance range from 0.5 ohms to 1.99 ohms. In this article, we will discuss the AT-130V attenuator’s application field and working principle.

Application Field of the AT-130V Attenuator

The AT-130V attenuator is primarily used in the telecommunications and broadcasting industries. It was designed to be used as a high-performance, adjustable attenuator for radio signals in communication systems ranging from low-noise cellular networks to satellite communication systems. It can also be used in RF signal measurement applications where precise attenuation tunability is required. Additionally, it can be used in electronic test systems such as medical imaging systems for which precise attenuation is required in order to produce accurate imaging results.

Operating Principle of the AT-130V Attenuator

The AT-130V attenuator is an active device, which means it uses an external source of energy in order to operate. This energy source is provided by a low-power voltage source and is applied to the attenuator module. When the voltage source is applied, the internal control system uses the voltage to adjust the resistance of the attenuator in order to reduce the power of the signal. The attenuation range of the AT-130V attenuator can be adjusted from 0 to 130 dB by varying the voltage applied to the attenuator module.

The AT-130V attenuator is unique in that it uses a continuous resistance range rather than a stepped attenuation range. This makes it more suitable for applications where precise attenuation adjustment is required, such as in medical imaging systems where very small changes in attenuation can cause major changes in the resultant image quality or measurement accuracy.

The AT-130V attenuator is also equipped with a sinusoidal control system, which allows it to respond accurately and quickly to changes in the signal power levels. This makes it ideal for applications such as frequency hopping and rapid scanning of RF signals. This attenuator also has a low insertion loss, which makes it suitable for applications requiring low-noise systems.

In conclusion, the AT-130V attenuator is a high-performance, variable resistance-based attenuator used mainly in the telecommunications and broadcasting industries. Its continuous resistance range and sinusoidal control system make it suitable for applications requiring accurate and rapid adjustment of attenuation, such as medical imaging systems and frequency hopping. It also has a low insertion loss, making it suitable for low-noise applications.

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