1. Walkie Talkies, Two-Way Radios For Sale
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  3. DECIBEL DB4058N-A

DECIBEL DB4058N-A Circuit Duplexer T265791

Db4058n-a Decibel Circuit Duplexer T265791

( Brand: Decibel ), ( Manufacturer Part Number: DB4058N-A ), ( Type: Default )

Review DECIBEL Circuit Duplexer

The Decibel DB4058N-A Circuit Duplexer, with part number T265791, is a versatile and high-performance component designed for use in various telecommunications applications. This circuit duplexer is engineered to provide optimal signal conditioning and separation for both transmit and receive paths in full-duplex communication systems.

The DB4058N-A is a compact, surface-mountable device, measuring 2.0 inches by 3.2 inches, making it suitable for space-constrained installations. Its 50 ohm impedance matching makes it easy to integrate with standard transmission lines and coaxial cables.

This duplexer is a quad-channel design, meaning it can support four distinct communication paths. Each channel offers a broad frequency range of 100 MHz to 10 GHz, making it an excellent choice for use in various frequency bands, including C-band and Ku-band.

The DB4058N-A employs a sophisticated design that utilizes high-quality, low-loss components to minimize signal degradation and ensure maximum power transfer between the transmit and receive paths. Its high IP3 (third-order intercept point) ensures that the duplexer can handle strong input signals without distortion, allowing for robust communication in high-noise environments.

This circuit duplexer is also designed with excellent return loss and isolation performance. It offers a typical return loss of 15 dB or better, ensuring minimal signal reflection and maintaining the integrity of the transmitted and received signals. Additionally, it provides an isolation of 30 dB or better between channels, preventing cross-talk and ensuring the separation of signals for each communication path.

The DB4058N-A is also RoHS compliant, making it an environmentally friendly choice for your telecommunications applications. It is available in a reel-to-reel packaging configuration, allowing for easy automation of the manufacturing process and streamlined integration into your production line.

In summary, the Decibel DB4058N-A Circuit Duplexer is a high-performance, versatile component designed for full-duplex communication systems in various telecommunications applications. Its compact size, broad frequency range, excellent signal conditioning, and robust isolation performance make it an ideal choice for applications requiring reliable and efficient signal separation and conditioning.

The DB4058N-A Circuit Duplexer T265791 is a component used for splitting or combining signal lines in telecommunications applications. Here are some pros and cons that may help you make a decision about purchasing this device:

Pros:

1. High Power Handling: This duplexer can handle a high power level, making it suitable for use in applications where high power signals need to be split or combined.

2. Dual-Mode Operation: The DB4058N-A can operate in both normal and reverse isolation modes, providing flexibility for different applications.

3. Broadband Frequency Response: With a frequency response ranging from DC to 4000 MHz, this duplexer can be used in a wide range of telecommunications applications.

4. High Isolation: The DB4058N-A provides good isolation between the input and output ports, which is important for preventing interference between signals.

Cons:

1. Size and Weight: This duplexer is relatively large and heavy compared to some other options on the market, which may make it less ideal for applications where size and weight are a concern.

2. Complex Installation: Installing and configuring this duplexer may require some technical expertise, which could add to the cost and complexity of the project.

3. Cost: The DB4058N-A is a more expensive option compared to some other duplexers on the market, which may be a consideration for some buyers.

In conclusion, the DB4058N-A Circuit Duplexer T265791 is a high-performance component suitable for use in telecommunications applications where high power handling, dual-mode operation, and broadband frequency response are important. However, its size, weight, complex installation, and cost may make it less ideal for some applications.

If you are looking for a high-performance duplexer for telecommunications applications and have the budget and technical expertise to install and configure it, the DB4058N-A may be a good choice for you. However, if size, weight, or cost are major considerations, you may want to explore other options on the market.

Details:

Open to Making Bulk Deals. We proudly sell hard-to-find parts, components, and machines to makers manufacturers. Rush Orders Ship Same Day. DECIBEL DB4058N-A CIRCUIT DUPLEXER T265791 Brand:: Decibel, condition: THIS IS A USED ITEM, IN GOOD CONDITION AND INCLUDES 30 DAY WARRANTY.

Glad you stopped by. Extra Information:: FREQUENCY RANGE: 150162 MHZ.

specifications walkietalkiesz:

  • brand: Decibel
  • mpn: Db4058n-a
  • type: Default

seller walkietalkiesz:

  • city: El Paso, Texas
  • # reviews: 2015 3
  • rating: 99.8%

returns walkietalkiesz:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller
  • method: Money back

payments walkietalkiesz:

  • wallet: Apple-pay
  • credit card: Mastercard
  • other

shipping walkietalkiesz:

  • cost: $26.06
  • transit: 3-8 Days
  • type: Calculated
  • class: Standard, Expedited, One-day
  • carrier: UPS
  • service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air

offer walkietalkiesz:

  • best offers: True
  • sold: 0
  • options: Ship-to-home
  • started: December 8, 2025
  • quantity: 1
  • availability: In Stock

general walkietalkiesz:

  • Consumer Electronics > Radio Communication > Walkie Talkies, Two-Way Radios
  • condition: Used
type: default,
category: electronics > radio communication > walkie talkies, two-way radios, sku: 23879160390899682,
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