
( Brand: Ef Johnson ), ( Manufacturer Part Number: 242-3450-130 ), ( Type: Repeater ), ( Service: Business Band ), ( Frequency Band S : Uhf ), ( Features: Ctcss )
The EF Johnson Technologies 3450 UHF Repeater Duplexer is a high-performance component designed for use in UHF repeater systems. This duplexer is engineered to provide exceptional frequency separation and filtering capabilities, ensuring optimal signal quality and interference reduction.
The 3450 UHF Repeater Duplexer is constructed with high-quality materials, such as low-loss ceramic resonators, to minimize insertion loss and maximize efficiency. The device features a wide bandwidth of up to 30 MHz, making it suitable for a wide range of UHF frequencies. It also supports a high power handling capacity, capable of handling up to 20 watts of input power, ensuring its reliability in high-power applications.
The duplexer is designed with a compact form factor, measuring just 1.57 inches in length and 0.79 inches in width. This makes it easy to incorporate into most repeaters, saving valuable space and reducing overall system complexity. The device also features a ruggedized design, with a dust and water-resistant enclosure, ensuring its durability in harsh environments.
The EF Johnson Technologies 3450 UHF Repeater Duplexer is designed to provide reliable and high-quality performance, ensuring clear communication in UHF repeater systems. Its wide bandwidth, high power handling capacity, and compact form factor make it an ideal choice for a variety of applications, from public safety to commercial use. With its robust construction and excellent filtering capabilities, this duplexer is a reliable and cost-effective solution for any UHF repeater system.
Pros of Buying EF Johnson 3450 UHF Repeater Duplexer:1. Quality and Durability: EF Johnson is known for its high-quality products, and the 3450 UHF Repeater Duplexer is no exception. It is built to last and can withstand harsh environmental conditions.
2. Frequency Range: The duplexer covers a wide UHF frequency range, which makes it a versatile option for various communication needs.
3. High Performance: The EF Johnson 3450 UHF Repeater Duplexer provides excellent signal amplification and filtering, ensuring clear and reliable communication.
4. Easy Installation: The duplexer is designed with easy installation in mind, reducing the need for extensive technical knowledge or assistance.
Cons of Buying EF Johnson 3450 UHF Repeater Duplexer:1. Price: The EF Johnson 3450 UHF Repeater Duplexer is a high-end product, and its price may be prohibitive for some users.
2. Complexity: Although the duplexer is designed for easy installation, its internal components can be complex, which might require some technical knowledge to maintain or troubleshoot.
3. Limited Compatibility: The duplexer may not be compatible with all UHF repeaters, so it's essential to check the specifications before purchasing.
Conclusion:The EF Johnson 3450 UHF Repeater Duplexer is an excellent choice for users who require high-performance, reliable communication solutions and are willing to invest in a premium product. Its wide frequency range, excellent signal amplification, and easy installation make it a versatile and user-friendly option. However, its high price and potential compatibility issues are worth considering before making a purchase.
Recommendation:If the price and compatibility concerns are not a significant issue, the EF Johnson 3450 UHF Repeater Duplexer is an excellent investment for users seeking high-quality UHF communication solutions. For those on a tighter budget, other options with similar performance may be available at a lower price point. It's essential to research and compare different duplexers to find the best fit for your specific communication needs and budget.
2, the receiver is on 469.
The repeater has 12 watts output at the antenna. It is heavy for its size because of the weather proof housing. It is programmed for 464.
This is a used Ef Johnson 3450 uhf repeater with a duplexer. The repeater has been tested and is in operating condition.
The duplexer is mounted on the top and the antenna connection is a uhf female. 325mhz TX with a ctcss of 107.