1. Walkie Talkies, Two-Way Radios For Sale
  2. sku: 24646430128573731
  3. RADIOS 28-70-02B

USED RADIOS 28-70-02B Bird Txrx Cavity Duplexer 4-INCH 450-470

28-70-02b Used Radios Bird Txrx Systems Inc 4-inch Cavity Duplexer 450-470 Mhz

( Brand: Used Radios ), ( Manufacturer Part Number: 28-70-02B ), ( Color: Gold ), ( Type: Infrastructure )

Review USED RADIOS Bird Txrx Systems Inc 4-inch Cavity Duplexer 450-470 Mhz

Introducing the 28-70-02b Bird TxRx 4-inch Cavity Duplexer, a compact and high-performance component designed for use in the 450-470 MHz frequency range. This duplexer is ideal for applications in the aviation, public safety, and two-way radio industries.

The 28-70-02b Bird TxRx Duplexer is a cavity duplexer, meaning it utilizes tuned cavities to separate the transmit and receive frequencies. This design provides excellent isolation between the transmit and receive channels, ensuring clear and interference-free communications. The 4-inch size of this duplexer makes it a versatile option for use in various radio systems.

The frequency range of this duplexer is from 450 to 470 MHz, making it suitable for use in many common communications systems. It is designed to be used as a transmit-receive component, meaning it can handle both transmit and receive functions simultaneously.

The 28-70-02b Bird TxRx Duplexer is constructed using high-quality materials and advanced manufacturing techniques to ensure long-lasting performance and reliability. It is designed to operate in harsh environments, making it a great choice for use in aviation and public safety applications where durability is essential.

The duplexer is also designed to be easy to install and integrate into radio systems. It features threaded mounting holes, making it simple to attach the duplexer to the radio or other components. The duplexer is also compatible with standard SMA connectors, making it easy to connect to the radio or other components using readily available cables.

Overall, the 28-70-02b Bird TxRx 4-inch Cavity Duplexer is a high-performance and versatile component that is ideal for use in the 450-470 MHz frequency range. Its compact size, excellent isolation, and rugged construction make it a great choice for use in aviation, public safety, and other communications applications where clear and interference-free communications are essential.

The Bird TxRx 4-inch Cavity Duplexer model 28-70-02B is a radio component designed for use in the 450-470 MHz frequency range. This duplexer is used to separate transmit and receive signals in a radio system. Here are some potential pros and cons of buying this component:

Pros:

1. High Quality: Bird is a well-known and reputable brand in the radio communication industry. The 28-70-02B duplexer is known for its high-quality construction and reliable performance.

2. Frequency Range: The 450-470 MHz frequency range is commonly used for business and public safety communications, making this duplexer a versatile option for various applications.

3. Duplexer Type: The cavity duplexer design provides excellent selectivity and rejection of out-of-band signals, which can improve overall system performance.

4. Size: With a 4-inch diameter, this duplexer is relatively small compared to some other options, making it easier to integrate into various radio systems.

Cons:

1. Price: Bird components are generally more expensive than some other brands, and the 28-70-02B duplexer is no exception. This may be a consideration for those on a tight budget.

2. Complexity: Installing and configuring a duplexer like the 28-70-02B may require some technical expertise, which could add to the overall cost and time involved in implementing the component.

In conclusion, the Bird TxRx 4-inch Cavity Duplexer model 28-70-02B offers high-quality performance, versatility, and excellent selectivity for radio systems operating in the 450-470 MHz frequency range. However, its higher price point and potential complexity may be drawbacks for some users. Ultimately, the decision to purchase this duplexer depends on the specific requirements and budget of the radio communication system in question. If high-quality performance and selectivity are priority, then the Bird 28-70-02B may be a worthwhile investment.

Details:

FREE Shipping. Frequency Range: 450-470 MHz. SEPARATION: 5.0 MHz. Model Number:28-70-02B.

Power Rating: 350 W. Tuning to frequency available. Used Radios-live.

Money Back Or Replacement.

specifications walkietalkiesz:

  • brand: Used Radios
  • mpn: 28-70-02b
  • color: Gold
  • type: Infrastructure

offer walkietalkiesz:

  • started: June 3, 2026
  • sold: 0
  • options: Ship-to-home
  • quantity: 3
  • availability: In Stock

shipping walkietalkiesz:

  • type: Fixed
  • class: Standard
  • service: Standard
  • cost: $0.00
  • transit: 9-15 Days

seller walkietalkiesz:

  • city: Denver, Colorado
  • # reviews: 21946
  • rating: 99.8%

payments walkietalkiesz:

  • other
  • wallet: Paypal
  • credit card: Diners-club

general walkietalkiesz:

  • Consumer Electronics > Radio Communication > Walkie Talkies, Two-Way Radios
  • condition: Used

returns walkietalkiesz:

  • time: 30 Days
  • paid by: Buyer
  • method: Money back
  • policy: Returns Accepted
type: infrastructure,
category: electronics > radio communication > walkie talkies, two-way radios, color: gold, sku: 24646430128573731,
Used Radios 28-70-02B Is Similar To:
  • (16.3% similar) These were purchased Used from...(October 13th, 2018)
  • (17.8% similar) Brand job com JCB-1 includes. Some work-- some do not transmit/receive a very far distance. All Radios are intact. Radios are sold as is. Chargers and two carry cases included. Shipping charges are for USA only. I have 10 job com 2 watt Radios that have been in use since 2007...(May 2nd, 2012)
  • (17.8% similar) Also included are 7 antenna, five batteries, four speaker/mics and one charger. I have lots of MT20 Macon, Mixtec and other Motorola things in my offers. You are buying on a big lot of 7 each Macon SP2000 branded GE 344A4209P2 vhf handheld Radios, which are 10 channels, operate from 148-162 mhz and ...(August 9th, 2012)
  • (12.4% similar) The package includes individual chargers, tested good batteries, 7 inch antennas, & belt clips. They are currently programmed to talk to each other or, can be reprogrammed at no cost to your frequencies...(September 10th, 2012)
  • (17.3% similar) Each currently talks to the other very clearly on a green dot frequency of 154. These Radios come with 1 charger, 2 good batteries, 2 belt clips, and 2 antenna. These units operate with all Motorola spirit vhf series Radios. And see my other Radios. These are heavy duty industrial business job site ...(June 2nd, 2013)
  • (22.8% similar) The other comes with a mic and bracket but no bolts to attach bracket to radio. Buyer adds exact USPS shipping. Both power up fine...(May 5th, 2012)
  • (29.5% similar) Mail me with any questions happy buying. Lot of 6 Used Motorola Mixtec 2-WAY Radios & 3 mics tested and working cg no power cords or antennas included...(December 22nd, 2012)
  • (32.7% similar) Up for offer are 4 ken wood mobiles, all power up, not sure of programming. 2-TK-760H 148-174 mhz 1-TK-762HG 148-174 mhz 1-TK-730 136-174 mhz sold as is. Comes with brackets and microphones...(August 15th, 2012)
  • (21.5% similar) Type portable/handheld, brand Motorola, model CP2 mpn AAH50RDC9AA2AN, this offer is for 4 Motorola CP200 radius RADIOS-16CH AAH50RDC9AA2AN yes they do talk to one another on 5-6-7-8, 9 & up they just squeal. I assume the frequency has something to do with it. All come on and beep. They are Used and ...(May 31st, 2012)
  • (21.8% similar) Type portable/handheld, brand Motorola, model AAH50KDC9AA1AN, shipping prices: continental us. Do not know condition 1 charger base. In good cosmetic condition. Guaranteed for 14 day warranty. Not pictured but included 1 charger power supply. Lower 48 states. For bid are 4 Motorola CP200 radius ...(June 25th, 2012)
  • (22.2% similar) Type portable/handheld, brand Motorola, model AAH50RDC9AA1AN, donor know condition 4 charger bases. Used 4 batteries. Used was able to transmit and receive on channels 1 and Used. Used 4 antennae. For bid are 4 Motorola CP200 radius Radios 4CH model AAH50RDC9AA1AN. I did charge them and the ...(June 18th, 2012)

Copyright © walkietalkiesz.info