SN802GRC-4DM-X

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RF Transceiver Modules are essential parts of a modern wireless communication system. Among the available products, the SN802GRC-4DM-X has been specifically designed to offer a high performance solution for a wide range of applications. The SN802GRC-4DM-X is a high performance four-channel, half-duplex RF Transceiver Module manufactured by Shenzhen GRC Electronic Technology Co. Ltd.

The SN802GRC-4DM-X features a low power consumption, high stability, high integration and superior performance, making it suitable for various applications such as cordless phones, targeting systems, remote control systems, etc. In particular, it offers an operating frequency of 315/433/868/915MHz, a sensitivity of -116dBm, a power output of up to 19dBm, a current consumption of 30mA at 915MHz and a modulation index of 7KHz.

The working principle of SN802GRC-4DM-X can be explained as the following. Firstly, the incoming RF signal is amplified and tuned by the front-end amplifier. The signal is then passed through the receiver filter, and then through a mixer. This stage demodulates the signal, mixing it with a local oscillator reference signal to generate an IF(intermediate frequency) signal. This signal is then amplified and filtered to remove noise, before being further amplified. The final output is then sent to the data stream processor, where the transmitted data is recovered.

The SN802GRC-4DM-X is equipped with an onboard antenna switch and a standard SPI interface, making it suitable for a variety of applications. Furthermore, it boasts a low energy consumption, a high frequency stability and a high immunity to radio-frequency interference (RFI). As a result, it provides superior performance when used in applications such as wireless remote controls, automation systems, and security systems.

In conclusion, the SN802GRC-4DM-X is a high performance four-channel, half-duplex RF Transceiver Module that is suitable for a variety of applications due to its low energy consumption, high frequency stability and high immunity to radio-frequency interference. Its working principle involves amplifying and filtering the incoming signal, mixing it with a local oscillator reference signal and finally recovering the transmitted data via a data stream processor. All of these features enable the SN802GRC-4DM-X to offer superior performance in a variety of applications.

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