| Allicdata Part #: | 3-9-1WL-ND |
| Manufacturer Part#: |
3-9-1WL |
| Price: | $ 0.00 |
| Product Category: | RF/IF and RFID |
| Manufacturer: | Bourns Inc. |
| Short Description: | MAGNETICS RF TRANSFORMER |
| More Detail: | RF Balun 150kHz ~ 200MHz 6-SMD, Gull Wing |
| DataSheet: |  3-9-1WL Datasheet/PDF |
| Quantity: | 1000 |
| 1 +: | 0.00000 |
| Series: | RF3 |
| Packaging: | Tube |
| Part Status: | Active |
| Frequency Range: | 150kHz ~ 200MHz |
| Impedance - Unbalanced/Balanced: | -- |
| Phase Difference: | -- |
| Insertion Loss (Max): | 3.0dB |
| Return Loss (Min): | -- |
| Package / Case: | 6-SMD, Gull Wing |
| Mounting Type: | Surface Mount |
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Baluns are used to provide a balanced signal to an unbalanced system. They are an essential part of many types of communication systems, including those used in Amateur Radio, broadcasts of television and radio stations, and in radar and sonar systems. A 3-9-1WL Balun is a type of device used to convert an unbalanced signal from one type of system to a balanced one for use in another.
What is a 3-9-1WL Balun?
A 3-9-1WL Balun, also known as a “three-to-nine-wire-link” balun, is a device designed to convert a transmission line with an unbalanced impedance into a balanced one. This is done by connecting three transmission lines to one side and nine on the other side, forming a link between the two. This arrangement helps to ensure that any electromagnetic fields created by the transmission lines on the system will remain in balance. In other words, it reduces the “common-mode current” that can cause interference on the line.
Applications of 3-9-1WL Balun
3-9-1WL baluns are used to provide a balanced signal to an unbalanced system. This can be useful in a variety of applications, including amateur radio communications, television and radio broadcasts, and radar and sonar systems. These baluns can also be used in antenna systems, where they can help to reduce the amount of interference caused by any external electromagnetic fields. They can also be used to reduce the level of crosstalk between two signal lines by providing a balanced connection.
Working Principle of 3-9-1WL Balun
The working principle of a 3-9-1WL balun is quite simple. It consists of three transmission lines, each of which is connected to one side of the balun and nine transmission lines connected to the other side. This arrangement ensures that any electromagnetic fields created by the transmission lines on the system will remain in balance. As a result, any electrical current that flows through the balun will be balanced, preventing any interference. Additionally, the nine transmission lines allow the three lines to act in parallel, which improves the efficiency of the balun.
Conclusion
In summary, a 3-9-1WL balun is a type of device used to convert an unbalanced signal from one type of system to a balanced one for use in another. It can be used in a variety of applications, such as amateur radio communication, broadcast television and radio, and in radar and sonar systems. Its working principle is based on the arrangement of three transmission lines on one side and nine on the other, which ensures that any electromagnetic fields created by the transmission lines remain in balance. As a result, the 3-9-1WL balun can be used to reduce the amount of interference caused by external sources and crosstalk between two signal lines.
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