XEB09-CISA

Series:	XPress™
Part Status:	Obsolete
Function:	Transceiver, Bridge
Modulation or Protocol:	DSSS
Frequency:	902MHz ~ 928MHz
Applications:	General Purpose
Interface:	RJ-45
Sensitivity:	-97dBm
Power - Output:	21dBm
Data Rate (Max):	1.5Mbps
Features:	--
Voltage - Supply:	9 V ~ 48 V

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RF Receiver, Transmitter, and Transceiver Finished Units

Introduction RF receiver, transmitter, and transceiver (RFTX) finished units are widely used in today\'s communications industry due to their valuable performance and ease of use. Whether they are being used for satellite communication, shortwave reception, or even as part of a personal radio station, RFTX units are becoming more and more popular. In order to understand how these finished units work, it is important to understand the background of radio frequency transmission.RF Fundamentals Radio frequency (RF) refers to the transmission of electrical energy using electromagnetic waves that travel through air at the speed of light. This is opposed to electrical signals which are transmitted through wires at much lower speeds. The most common example of RF is the AM or FM broadcast signals which are used for radio transmission.RF signals can be used to transmit voice and data. By modulating the RF signal with different types of information, it is possible to send virtually any kind of information over radio waves. This is how most radio programs and cell phones are able to transmit sound, text, and data.XEB09-CISA Application Field The XEB09-CISA is a RFTX finished unit designed for applications such as satellite communications, shortwave reception, and personal radio station broadcasting. It is most commonly used for the transmission of real-time data from satellite transmissions and for long-range radio communication. It is also used extensively in the manufacturing of personal radio stations and radio modems.XEB09-CISA Working Principle The XEB09-CISA is a finished RFTX unit which consists of an oscillator, modulator, amplifier and transmitter/receiver. The oscillator generates the radio frequency signal which is then modulated, or modified, by the modulator to carry information such as voice or data. This modulated signal is then amplified by the amplifier before being sent to the receiver/transmitter which converts the signal into a signal that can be received by another device.In order for the transmission and reception of RFTX signals to be successful, the following steps must be taken:1. The transmitter must be tuned to the correct frequency. 2. The modulation must be set correctly so that the information is sent in an intelligible format. 3. The corresponding receivers must also be tuned to the same frequency in order to receive the signal. 4. The amplifier must be set to the correct gain in order to achieve optimum transmission and reception of the signal.Conclusion RF receiver, transmitter, and transceiver finished units are widely used in a variety of applications. The XEB09-CISA is an example of one such RFTX unit; it is designed for satellite communications, shortwave reception, and personal radio station broadcasting. In order to ensure successful transmission and reception, the transmitter must be tuned to the correct frequency, the modulation must be set correctly, the corresponding receivers must be tuned to the same frequency, and the amplifier must be set to the correct gain. With these principles in mind, it is possible to use XEB09-CISA RFTX finished units in a variety of applications.

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