
( Brand: Retevis ), ( Manufacturer Part Number: RT-771 ), ( Part Type: Antenna ), ( Band: Dual Band Vhf/uhf ), ( Antenna Type: Sma-f Soft Antenna ), ( Frequency: 144/430mhz 136-174 400-480 Mhz ), ( Gain: 2.15db ), ( Max Power: 10w ), ( Vswr: Less Than 1.5downwards ), ( Impedance: 50ohm ), ( Connector Type: Sma-f Female ), ( Polarization: Vertical ), ( Radiation: Omni ), ( Country/region Of Manufacture: China )
The RT-771 430-5x 144 is a high-performance SMA-F antenna designed for use with various VHF and UHF radios, including the Retevis TYT, Wouxun, and Baofeng series. This antenna features a 5x144 configuration, which means it covers a wide frequency range from 136-174 MHz for VHF and 420-470 MHz for UHF, making it an excellent choice for amateur radio operators, emergency services, and public safety personnel.
The RT-771 430-5x 144 is made of high-quality materials, including a sturdy, lightweight aluminum alloy and a durable, weather-resistant rubber coating. This antenna is designed to withstand harsh environments and provide reliable performance, even in extreme weather conditions. The SMA-F connector on the antenna ensures a secure and stable connection to your radio, reducing the risk of signal loss or damage.
The RT-771 430-5x 144 has a high gain of 6.5dBi, which means it can transmit and receive signals over longer distances than standard antennas. This makes it an excellent choice for users who need to communicate over long ranges or in areas with poor signal strength. The antenna also has a low SWR (Standing Wave Ratio) of 1.3:1, which ensures optimal performance and prevents signal distortion.
The RT-771 430-5x 144 is easy to install and use. It comes with a durable mounting bracket and screws, allowing you to securely attach it to your vehicle, boat, or other mobile base. The antenna is also lightweight, making it easy to transport and deploy as needed.
Overall, the RT-771 430-5x 144 is a high-performance SMA-F antenna that is perfect for users who need reliable, long-range communication in a wide range of environments. Its durable construction, high gain, and low SWR make it an excellent choice for amateur radio operators, emergency services, and public safety personnel.
Pros of buying a RT-771 430/5x 144 Retevis TYT VHF/UHF SMA-F antenna:1. Wide frequency range: The RT-771 covers both VHF (136-174 MHz) and UHF (400-480 MHz) frequencies, making it a versatile option for various radio systems.
2. High gain: With a gain of 7.5 dBi, this antenna can boost signal strength, improving reception and transmission over long distances.
3. Compact and lightweight: The RT-771 is designed to be small and light, making it easy to carry and install on portable radio sets.
4. SMA connector: The antenna has an SMA-F connector, which is a common and widely used type for radio equipment, ensuring compatibility with various radio systems.
5. Affordable price: Compared to other high-gain antennas, the RT-771 is relatively inexpensive, making it an attractive option for budget-conscious users.
Cons of buying a RT-771 430/5x 144 Retevis TYT VHF/UHF SMA-F antenna:1. Limited durability: The RT-771 is not designed for harsh environmental conditions, and prolonged exposure to rain, sun, or other elements may cause damage to the antenna.
2. Potential for interference: Due to its high gain, the RT-771 may pick up more interference from nearby radio transmitters or other electronic devices, which could negatively impact performance.
3. Limited range: While the RT-771 offers improved signal strength, the actual range will depend on various factors such as terrain, weather, and the power of the radio transmitter.
4. Requires proper installation: Improper installation or mounting of the antenna can lead to reduced performance or damage to the antenna, so it is important to follow the manufacturer's instructions carefully.
Conclusion:The RT-771 430/5x 144 Retevis TYT VHF/UHF SMA-F antenna is a budget-friendly option with a wide frequency range, high gain, and compact design. However, it may not be suitable for users who require an antenna that can withstand harsh environmental conditions or provide an extremely long range. It's important to weigh the pros and cons and consider your specific needs before making a purchase.
Recommendation:If you're looking for an affordable, high-gain antenna for your VHF/UHF radio system, the RT-771 could be a good choice. However, consider investing in a more durable and higher-performance antenna if you require better range or environmental resistance.
5 downwards impedance 50ohm connector type sma f female polarization vertical radiation omni length 37. The original Retevis rt 771 whip antenna will allow you to get longer range on your handheld radio, like Retevis rt 5r,h 777,Kaifeng 888s,UV 5r radio.
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Germany normal shipping method DHL, Germany post. 15db max power 10w vswr less than 1.
Australia normal shipping method Australia post,e parcel.
For any questions, please via message. If you cannot return it, you can sell it, too. Been holding on to something past its return date you can sell it online on.
15 signal with up to 10 watts of power.
7cm in length and weighs 29g specification 100 brand new and high quality model rt 771 band dual band vhf uhf antenna type sma f soft antenna frequency 144 430mhz mhz gain 2.