Eteily Technologies India Pvt Ltd

Vidya Nagar, Bhopal, Madhya Pradesh

The 868 MHz 15dBi Yagi antenna you're describing is a high-gain, directional antenna designed for long-range communication at the 868 MHz frequency. Here's a detailed overview of its features and typical uses:

Features:

1. 868 MHz Frequency:

   • Usage: This frequency is used for various wireless communication applications, including LoRa (Long Range) networks and other IoT devices in regions where this band is allocated.

2. 15dBi Gain:

   • High Gain: With a gain of 15dBi, this antenna provides a strong and focused signal, making it suitable for long-distance communication. The high gain allows for greater range and better performance compared to lower-gain antennas.

3. Yagi Design:

   • Directional Antenna: The Yagi design is known for its high directivity and gain. It focuses the signal in a specific direction, which is useful for point-to-point communication or targeting specific areas with minimal interference from other directions.
   • Elements: Typically includes a driven element, reflectors, and directors to concentrate the signal.

4. RG58 Cable (L-10CM):

   • Cable Type: RG58 is a standard coaxial cable used for RF communication. It's known for its good performance over short distances.
   • Length: The 10 cm length is used to connect the antenna to the RF equipment or transceiver, providing a short and manageable connection.

5. N (F) St. Connector:

   • Connector Type: The N-type female (N (F)) connector is a robust and commonly used connector for RF applications. It provides a secure and reliable connection for the coaxial cable.

Typical Applications:

1. Long-Distance Communication:

   • Point-to-Point Links: Ideal for long-distance point-to-point communication where the antenna can be precisely aimed at the target. Useful in scenarios like connecting remote locations or linking base stations.

2. LoRa Networks:

   • Enhanced Coverage: Suitable for LoRa systems requiring extended range and focused signal. The high gain helps in achieving better communication over long distances with minimal signal loss.

3. Outdoor Applications:

   • Robust Performance: The Yagi antenna is designed for outdoor use, capable of withstanding various weather conditions while providing strong signal performance.

4. Remote Monitoring:

   • Telemetry: Effective for remote monitoring systems that need to communicate over long distances, such as environmental sensors or surveillance systems.

Installation Considerations:

1. Antenna Alignment:

   • Precise Aiming: Due to its directional nature, the Yagi antenna must be carefully aimed at the target to achieve optimal performance. Proper alignment is crucial to ensure the signal reaches the intended location.

2. Mounting:

   • Stable Installation: Ensure the antenna is mounted securely on a pole or mast to avoid movement and maintain alignment. The installation should be stable to prevent any misalignment due to wind or other factors.

3. Cable Management:

   • Minimize Loss: Use the RG58 cable effectively and ensure it’s routed in a way that minimizes signal loss. The short 10 cm length should be adequate for most installations, but be mindful of any stress or bending on the cable.

4. Environmental Protection:

   • Weatherproofing: Although the Yagi antenna is designed for outdoor use, ensure all connections are properly sealed and protected from the elements to prevent moisture ingress and corrosion.

5. Regulatory Compliance:

   • Frequency Regulations: Verify that the use of this antenna complies with local regulations concerning the 868 MHz frequency band.

A 3G 15dBi Yagi antenna is designed to enhance the reception and transmission of 3G cellular signals. Yagi antennas are known for their high gain and directivity, making them ideal for boosting signal strength in areas with weak coverage. Here’s a detailed overview of this type of antenna:

Key Features

1. Frequency Range:

   • 3G Bands: Typically operates in the frequency range used by 3G networks, which varies by region. In most cases, this includes bands like 850 MHz, 900 MHz, 1700 MHz, 1900 MHz, or 2100 MHz. Ensure the antenna is compatible with the specific frequencies used by your 3G network.

2. Gain:

   • 15 dBi Gain: This indicates a high level of signal amplification. The 15 dBi gain provides a significant increase in signal strength compared to lower-gain antennas. This high gain is achieved through the antenna’s design, which focuses the signal in a specific direction.

3. Design:

   • Yagi Design:
     • Elements: The Yagi antenna consists of multiple elements, including a driven element, reflectors, and directors. This design focuses the signal in a particular direction, which helps in receiving signals from or sending signals to a specific base station or cell tower.
     • Directivity: The antenna has a directional radiation pattern, meaning it needs to be oriented correctly toward the signal source for optimal performance.
     • Construction: Typically made from metal elements mounted on a boom. It is designed to be mounted outdoors for the best performance.

Advantages

• High Gain: The 15 dBi gain significantly amplifies weak signals, improving both reception and transmission quality. This is especially useful in areas with poor signal coverage.

• Directional Focus: The Yagi design allows for focusing on signals from a specific direction, which can be useful for long-distance communication or improving connectivity with a particular cell tower.

• Improved Signal Quality: Enhanced signal strength and quality can lead to better data speeds and more reliable connections.

Typical Applications

• Home and Office: Used in areas with weak 3G signal coverage to improve reception and connectivity. Often installed on rooftops or external walls facing the signal source.

• Rural Areas: Helps in boosting the 3G signal in remote or rural locations where cellular coverage may be sparse.

• Mobile Networks: Useful for improving signal reception for mobile network base stations or for use in mobile network testing.

Considerations

• Alignment: Proper alignment is crucial for maximizing the antenna's performance. The antenna should be pointed toward the nearest cell tower or signal source.

• Installation: Typically mounted outdoors and may require a mast or mounting bracket for proper installation. Ensure the installation complies with local regulations and guidelines.

• Frequency Compatibility: Verify that the antenna supports the specific frequency bands used by your 3G network.

The 4G LPDA 14dBi Outdoor Antenna with RG58 Cable (L-3Mtr) + SMA (M) Straight Connector is a high-performance antenna setup designed to enhance 4G LTE connectivity. Here’s a detailed overview of its features and components:

Features

1. 4G LTE Compatibility:

   • Purpose: Optimized for use with 4G LTE networks to improve signal reception and transmission.

2. 14dBi Gain:

   • Gain: The 14dBi gain indicates substantial signal amplification, making this antenna suitable for long-range signal reception and improving connectivity in weak signal areas.
   • LPDA Design: LPDA stands for Log-Periodic Dipole Array. This design offers wide bandwidth and directional gain, making it effective for various frequencies used in 4G LTE networks.

3. LPDA (Log-Periodic Dipole Array) Design:

   • Design: LPDA antennas are known for their wide frequency range and directional characteristics. They provide enhanced signal gain and are effective over a broad range of frequencies.
   • Performance: The LPDA design allows for excellent performance across multiple 4G LTE bands, making it versatile and efficient.

4. RG58 Cable (L-3Mtr):

   • Cable Type: RG58 is a flexible coaxial cable used in RF applications. It is suitable for connecting the antenna to the network equipment.
   • Length: The cable length is 3 meters, providing enough flexibility for positioning the antenna and connecting it to your equipment.

5. SMA (M) Straight Connector:

   • Type: The SMA Male (straight) connector is a widely used RF connector known for its reliability. The "straight" configuration means it is designed for a direct, linear connection.
   • Usage: Connects the RG58 cable to devices or equipment with an SMA Female port, which is common in many routers and modems.

Advantages

• High Gain: The 14dBi gain offers significant signal amplification, which is beneficial for improving connectivity in areas with weak signal reception or for reaching distant cell towers.
• Wide Bandwidth: The LPDA design supports a broad frequency range, making it suitable for various 4G LTE bands.
• Outdoor Durability: Designed for outdoor use, ensuring robust performance in various weather conditions.
• Flexible Cable: The 3-meter RG58 cable allows for flexible installation and positioning of the antenna.

Typical Applications

• Rural and Remote Locations: Ideal for enhancing 4G LTE signals in areas where network coverage is limited.
• Outdoor Installations: Suitable for mounting on rooftops, poles, or walls to improve signal reception and transmission.
• Signal Boosting: Used to enhance the performance of 4G LTE modems, routers, or other network equipment, particularly in areas with challenging signal conditions.

Installation Tips

• Mounting: Ensure the antenna is securely mounted in a location with minimal obstructions to maximize signal reception. Aim to mount it as high as possible for optimal performance.
• Aiming: If the antenna is directional, aim it towards the nearest cell tower to improve signal strength.
• Connector Handling: Make sure the SMA Male connector is properly connected to the SMA Female port on your equipment. Ensure all connections are secure to maintain signal quality.

Considerations

• Signal Path: Ensure the antenna is positioned and oriented correctly to achieve the best signal reception and transmission.
• Cable Management: Properly route and secure the RG58 cable to avoid damage and ensure reliable performance.

The description you've provided details a high-performance antenna. Here’s a breakdown of its components:

1. 915MHz: This is the frequency at which the antenna operates. The 915 MHz frequency is part of the ISM band and is commonly used in RF applications such as RFID systems, IoT devices, and various wireless communication systems.

2. 18dBi: This indicates the gain of the antenna. An 18dBi gain is quite high, meaning the antenna is very efficient at focusing the signal in a particular direction, resulting in a significant increase in signal strength and range compared to antennas with lower gain. High-gain antennas are typically used for long-distance communication and can greatly improve performance in line-of-sight applications.

3. Fiberglass Antenna: This describes the material used for the antenna's construction. Fiberglass antennas are known for their durability and resistance to environmental factors such as moisture and UV radiation. They are often used in outdoor applications due to their robustness and ability to withstand harsh conditions.

4. N Male Connector: This is a type of RF connector used for connecting the antenna to other equipment. The N male connector is commonly used in higher-frequency and high-power applications. It is known for its robustness and reliability in maintaining a stable connection. The "male" designation indicates the connector has a protruding pin that fits into a corresponding "female" connector.

Summary of Features:

• 915MHz: Designed for operation in the 915 MHz frequency band.
• 18dBi Gain: Provides very high directivity and signal strength, suitable for long-range communication.
• Fiberglass Construction: Offers durability and weather resistance, making it suitable for outdoor use.
• N Male Connector: Ensures a robust and reliable connection for high-frequency applications.

Applications:

This high-gain fiberglass antenna is ideal for applications requiring long-range communication and high durability, such as:

• Long-Distance RFID Systems: Ideal for applications needing extensive coverage.
• IoT Devices: Useful in scenarios where devices are spread out over a large area.
• Wireless Communication Systems: Enhances performance in environments where a strong, directional signal is required.

The antenna’s high gain and rugged construction make it well-suited for outdoor or industrial environments where reliable, long-range communication is essential.

The 4G LTE 16dBi Yagi Antenna with RG58 (L-3Mtr) Cable + SMA (M) Straight Connector is designed for high-performance signal reception and transmission in 4G LTE networks. Here’s a detailed breakdown of its features and benefits:

Features

1. 4G LTE Compatibility:

   • Purpose: This antenna is specifically designed for 4G LTE networks, improving signal strength and connectivity for 4G LTE devices.

2. 16dBi Gain:

   • Gain: With a 16dBi gain, this Yagi antenna offers high signal amplification. This high gain provides excellent performance for long-range signal reception and transmission.
   • Directional: The Yagi design is directional, meaning it focuses the signal in a specific direction, which enhances performance and range in that direction.

3. Yagi Antenna Design:

   • Construction: The Yagi antenna consists of multiple elements (such as a driven element, reflector, and directors) that focus the signal more effectively compared to omnidirectional antennas.
   • Performance: This design is ideal for situations where the signal source is known to be in a specific direction, such as a distant cell tower.

4. RG58 Cable (L-3Mtr):

   • Cable Type: RG58 is a coaxial cable often used in RF applications. It is relatively flexible and suitable for indoor and outdoor use.
   • Length: The cable is 3 meters long, providing ample length to connect the antenna to your equipment while allowing for flexible placement.

5. SMA (M) Straight Connector:

   • Type: The SMA Male (straight) connector is a common RF connector known for its reliability in connecting antennas to devices.
   • Usage: This connector will connect the RG58 cable to devices with an SMA Female port, such as a router or modem.

Advantages

• High Gain: The 16dBi gain provides significant signal amplification, which is useful for improving connectivity in weak signal areas or for reaching distant cell towers.
• Directional Focus: The Yagi design helps to focus the signal, which can be particularly advantageous in areas with weak signal reception or when precise signal targeting is required.
• Cable Length: The 3-meter RG58 cable offers flexibility in positioning the antenna for optimal performance without being constrained by cable length.
• Durable Connector: The SMA connector is sturdy and suitable for connecting the antenna to various devices, ensuring a reliable and secure connection.

Typical Applications

• Remote Locations: Ideal for use in areas with weak 4G LTE signals, such as rural or remote locations, where a strong and focused signal is necessary.
• Long-Distance Signal Reception: Useful for applications where the signal source is far away, such as a distant cell tower or a weak signal area.
• Signal Boosting: Often used to enhance the performance of 4G LTE modems or routers, especially in areas where signal strength is critical.

 Enhance your 3G signal with this efficient 16dBi Yagi Antenna, specifically engineered for extended signal reach. Ideal for improving cellular coverage, this directional antenna provides superior reception and more robust connectivity for your mobile hotspot, router, or signal booster.

Yagi antenna setup. Here's a breakdown of the components you've listed:

1. 3G 16dBi Yagi Antenna: This is a directional antenna designed for 3G mobile networks. The "16dBi" refers to the antenna's gain, which indicates how well it focuses energy in a particular direction compared to an isotropic radiator. A higher dBi means the antenna can transmit or receive signals from a greater distance in the direction it’s pointed.

2. RG58 (L-3Mtr) Cable: This is a type of coaxial cable used for transmitting radio signals. The "L-3Mtr" indicates that the cable is 3 meters long. RG58 cables are commonly used for radio communications and have a 50-ohm impedance.

3. SMA (M) St. Connector: This is a type of connector used to connect the coaxial cable to the antenna or other equipment. "SMA (M)" stands for SMA Male connector, which is a common connector type for RF applications.

Overall, this setup is designed to improve signal reception or transmission for 3G networks by providing a higher gain and a directional signal path. It’s useful for extending the range of your 3G signal, especially in areas with weak coverage. If you’re installing it, make sure to aim the Yagi antenna in the direction of the nearest cell tower for optimal performance.

A 2.4GHz 24dBi grid parabolic directional antenna is a high-gain antenna designed to provide long-range, focused wireless signal transmission and reception. Here’s an in-depth look at this type of antenna:

Key Features:

1. 2.4GHz Frequency:

   • Standard Band: Operates in the 2.4GHz frequency band, which is commonly used for Wi-Fi, some wireless communication devices, and various other applications.

2. 24dBi Gain:

   • High Gain: The 24dBi (decibel isotropic) gain indicates a high level of signal amplification. This high gain helps in focusing the signal over long distances, making it ideal for point-to-point communication or long-range Wi-Fi setups.
   • Directional Focus: Provides a strong, narrow beam of signal, concentrating the energy in a specific direction to achieve extended range and improved signal quality.

3. Grid Parabolic Design:

   • Parabolic Reflector: The parabolic shape helps to focus and direct the radio waves more effectively, enhancing signal strength and range.
   • Grid Structure: The grid design minimizes wind resistance and weight while allowing effective signal transmission and reception. It also reduces the impact of rain and snow on performance.

Benefits:

1. Extended Range:

   • Long-Distance Communication: Ideal for long-range applications where signals need to travel substantial distances, such as linking buildings, rural connectivity, or bridging networks.

2. Improved Signal Quality:

   • Focused Beam: The high gain and directional nature of the antenna ensure that the signal is concentrated and travels further with less degradation, providing clearer and more stable connections.

3. Reduced Interference:

   • Narrow Beamwidth: By focusing the signal in a specific direction, the antenna reduces the potential for interference from other signals and devices, improving overall performance.

4. Durability:

   • Weather-Resistant Design: The grid parabolic structure is built to withstand various weather conditions, making it suitable for outdoor installations.

Considerations:

1. Directional Nature:

   • Alignment: Since the antenna is directional, precise alignment is crucial to ensure it points directly at the target device or access point. Misalignment can lead to reduced performance or signal loss.

2. Installation:

   • Mounting: The antenna needs to be securely mounted, typically on a pole or mast, to maintain its alignment and withstand environmental conditions.
   • Height and Position: Install the antenna at an optimal height and position to maximize its line-of-sight with the target device.

3. Connector Type:

   • Compatibility: Ensure the antenna has a compatible connector for your equipment, such as SMA, RP-SMA, or N-type connectors. Adapters may be needed if there is a mismatch.

4. Environmental Factors:

   • Interference and Obstacles: Consider potential sources of interference and physical obstacles in the path of the signal. The effectiveness of the antenna can be affected by obstacles like buildings, trees, or other structures.

Common Uses:

• Point-to-Point Links: Connecting two distant locations, such as between buildings or across a large property, where high gain and focused signal are required.
• Long-Range Wi-Fi: Extending the range of Wi-Fi networks in rural or expansive areas, providing connectivity over long distances.
• Outdoor Networks: Suitable for outdoor installations where high durability and resistance to environmental factors are necessary.

A 5G 2dBi surface mount internal PCB antenna is designed to be integrated directly onto the printed circuit board (PCB) of a device and is optimized for 5G frequency bands. Here’s a comprehensive overview of what you need to know about this type of antenna:

Key Features

1. Gain:

   • 2dBi Gain: The antenna has a gain of 2dBi (decibels over isotropic). This is a measure of the antenna’s ability to direct or focus energy in a particular direction compared to an isotropic radiator. A 2dBi gain is typical for compact, internal antennas and provides a balance between size and performance.

2. Design:

   • Surface Mount: This type of antenna is designed to be mounted directly onto the surface of the PCB. It simplifies the integration process and is suitable for devices with limited space.
   • Compact Size: Surface mount antennas are usually compact, which helps in maintaining a slim profile for the device.

3. Frequency Bands:

   • 5G Compatibility: Ensure that the antenna is designed to operate across the necessary 5G frequency bands. This includes sub-6 GHz bands and, potentially, millimeter-wave (mmWave) bands depending on your application.

4G Combo Screw Mount Adhesive Antenna

A 4G combo screw mount adhesive antenna is a versatile device designed to enhance your cellular signal reception.

It typically combines multiple frequency bands for optimal performance in different network environments.   

Key Features:

4G Compatibility: Supports 4G LTE networks for high-speed data transfer.

Combo Antenna: Often includes support for additional frequencies like 3G, 2G, and GPS.   

Screw Mount: Allows for secure attachment to various surfaces.

Adhesive Backing: Provides an alternative mounting option for temporary or permanent installation.

Typical Applications:

Vehicles: Cars, trucks, RVs, boats

Buildings: Homes, offices, warehouses

Outdoor installations: Remote locations, industrial areas

Image Example:

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4G Combo Screw Mount Adhesive Antenna

Benefits:

Improved signal strength: Boosts weak cellular signals.   

Versatile mounting options: Can be screwed or adhered to various surfaces.   

Multi-band support: Ensures compatibility with different network providers.

Compact and low-profile design: Easy to install and discreet.

Considerations:

Gain: The antenna's gain determines its signal amplification capability. Higher gain antennas typically provide better performance but may have a narrower coverage area.   

Frequency bands: Ensure the antenna supports the frequency bands used by your cellular provider.

Cable length: Consider the cable length required for your installation.

Connector type: Check the connector type (e.g., SMA, FAKRA) to ensure compatibility with your device.

Elevate your wireless capabilities with this Dual-Band PCB Antenna, operating at 2.4GHz and 5.8GHz. With a gain of 4dBi, it ensures dependable signal strength and features a compact internal PCB design, making it an excellent choice for Wi-Fi, IoT applications, and wireless communications. The antenna is equipped with a UFL connector and a 1.13mm cable measuring 10CM, facilitating seamless integration into small electronic devices, routers, drones, and other compact wireless technologies.

Here’s an in-depth look at its features and applications:

Key Features:

1. 2.4GHz/5.8GHz Frequency Bands:

   • Dual-Band Capability: This antenna supports both 2.4 GHz and 5.8 GHz frequencies, which are standard for Wi-Fi (2.4 GHz is used by Wi-Fi 802.11b/g/n, and 5.8 GHz is used by Wi-Fi 802.11a/n/ac). This dual-band capability allows it to provide connectivity for a wide range of wireless applications.
   • Flexibility: Operating on both bands ensures compatibility with various devices and reduces the need for multiple antennas.

2. 4dBi Gain:

   • Gain: The 4dBi gain rating indicates that the antenna provides a moderate increase in signal strength compared to an isotropic radiator. This level of gain enhances signal coverage and performance over the internal PCB antenna’s range.
   • Performance: A 4dBi gain provides a good balance between coverage and performance, making it suitable for many indoor environments.

3. Internal PCB:

   • Design: The antenna is integrated into the PCB (Printed Circuit Board) of the device. This integration is ideal for compact devices where space is limited.
   • Cost-Effectiveness: PCB antennas are typically more cost-effective and simpler to manufacture than external antennas, making them a practical choice for many electronic devices.

Applications:

• Consumer Electronics: Commonly used in devices like smartphones, tablets, laptops, and routers where internal space constraints make an external antenna impractical.
• IoT Devices: Ideal for Internet of Things (IoT) devices that require wireless communication and where space is at a premium.
• Wireless Modules: Found in various wireless modules and embedded systems where internal antennas offer a more compact and integrated solution.

Benefits and Limitations:

• Benefits:

  • Dual-Band Operation: The ability to operate on both 2.4 GHz and 5.8 GHz bands provides flexibility and compatibility with a wide range of wireless standards and devices.
  • Compact Design: The internal PCB design helps save space and integrates seamlessly into small devices.
  • Moderate Gain: The 4dBi gain offers a good compromise between coverage and performance, suitable for most standard wireless applications.

• Limitations:

  • Range: While 4dBi gain improves performance over lower-gain antennas, it may still be limited compared to higher-gain antennas, especially in larger or more complex environments.
  • Placement Sensitivity: The performance of internal antennas can be affected by their placement within the device and the surrounding materials. Proper design and placement are crucial for optimal performance.

The 3G 6dBi Magnetic Mount 80mm Antenna with RG174 (L-3Mtr) Cable and SMA Male Connector is a compact and versatile antenna setup. Here’s a breakdown of each component and its functions:

Components

1. 3G 6dBi Magnetic Mount 80mm Antenna:

   • 3G: Designed for use with 3G mobile networks, optimized to enhance signal reception and transmission for this frequency range.
   • 6dBi Gain: The antenna provides a gain of 6dBi, which offers a moderate boost in signal strength. While not as high as antennas with 10dBi gain, it still improves signal reception compared to standard antennas.
   • Magnetic Mount: This allows the antenna to be easily mounted on any metal surface using a strong magnetic base. It’s a convenient option for temporary setups or where drilling holes for mounting is not feasible.
   • 80mm: This likely refers to the diameter of the magnetic base or the overall height of the antenna. It’s a compact size that makes it easy to install and position.

2. RG174 (L-3Mtr) Cable:

   • RG174: A type of coaxial cable that’s thinner and more flexible compared to RG58, suitable for low-loss transmission over shorter distances.
   • L-3Mtr: Indicates the cable length is 3 meters (about 9.8 feet), providing some flexibility in positioning the antenna relative to your equipment.

3. SMA Male Connector:

   • SMA Male: A common type of RF connector used to connect the antenna to the device. The SMA male connector will fit into an SMA female connector on your equipment.
   • Connector Type: The "Straight" connector is the standard type, ensuring a direct connection without angling.

Uses and Benefits

• Magnetic Mount: Provides flexibility in placement, as you can easily move the antenna or attach it to various metal surfaces. This can be useful for testing different locations to find the best signal.
• 6dBi Gain: Offers a reasonable boost in signal strength, suitable for improving signal reception in moderate to weak signal areas.
• Compact Size: The 80mm diameter of the magnetic base makes it a compact and unobtrusive option for temporary or mobile setups.

Installation Tips

• Mounting: Place the antenna on a flat, metal surface for the best magnetic hold and signal reception. Ensure the surface is clean for maximum magnetic contact.
• Positioning: Aim the antenna in the direction of the cell tower or signal source for optimal performance. The magnetic base allows you to easily reposition the antenna if needed.
• Cable Management: Ensure the RG174 cable is routed and secured to avoid damage. Keep the cable as straight as possible to minimize signal loss.

This antenna setup is suitable for scenarios where flexibility and ease of installation are important, such as in vehicles, temporary installations, or for testing different locations to find the best signal reception.

Maximize your 4G connectivity with the 4G 8dBi Flexible Internal Antenna, designed to deliver superior signal reception and performance. This high-gain antenna is perfect for a variety of devices requiring robust and reliable wireless communication.

Key Features:

• 8dBi Gain: Achieve exceptional signal strength and extended range with the 8dBi gain of this antenna. It significantly enhances reception and data transfer rates, providing a strong and stable connection.
• Flexible Design: The flexible PCB design allows for versatile installation within compact or irregularly shaped devices, ensuring optimal placement and performance.
• Durable Cable: Equipped with a 10 cm long, 1.13mm diameter cable, this antenna offers both flexibility and durability, ensuring a stable and efficient connection with minimal signal loss.
• UFL Connector: The UFL (U.FL) connector provides a secure and easy connection to your device’s PCB, ensuring reliable performance and reducing the risk of interference.
• Internal Use: Designed for internal integration, this antenna maintains the sleek profile of your device while delivering enhanced signal capabilities.

Applications:

• Smartphones
• Tablets
• IoT Devices
• Embedded Systems
• Wireless Communication Modules

A 3dBi umbrella antenna is a specific type of antenna designed for wireless communication with a focus on providing a moderate level of gain and a broad radiation pattern. Here’s a detailed breakdown of its features and applications:

1. 3dBi Gain:

   • Gain: The 3dBi rating indicates the antenna’s gain relative to an isotropic radiator. A 3dBi gain provides a moderate improvement in signal strength and is a step up from lower-gain antennas but not as high as those with more gain. It strikes a balance between coverage area and signal strength.
   • Performance: This gain is suitable for a variety of applications where moderate performance is adequate. It’s often used in scenarios where high gain is not essential but improved signal quality is needed over a larger area.

2. Umbrella Design:

   • Shape: The term “umbrella” refers to the antenna's shape, which is typically characterized by a round, or sometimes slightly conical, radiation pattern that resembles an open umbrella. This design helps to provide a relatively even signal distribution around the antenna.
   • Radiation Pattern: Umbrella antennas are designed to radiate signals in a 360-degree horizontal pattern, making them effective for omnidirectional coverage. They are often used in situations where broad coverage is necessary.

3. Construction:

   • Material: Umbrella antennas can be made from various materials, including metal or plastic, and might include elements like a metal rod or disc for the actual radiating element. The construction usually involves a base that connects to the device and a radiating element that extends outward.
   • Mounting: These antennas can be mounted in various ways, including as external antennas on devices or as part of an integrated system.

• Wireless Networking: Used in Wi-Fi routers and access points to provide broad, omnidirectional coverage within a given area.
• Telecommunications: Suitable for general communication purposes where wide coverage is desired, such as in base stations or repeater systems.
• Consumer Electronics: Found in devices like wireless speakers, home automation systems, and other gadgets that benefit from a wide signal coverage pattern.

• Benefits:

  • Omnidirectional Coverage: The umbrella design provides even coverage in all horizontal directions, making it effective for general use where signal needs to be distributed evenly.
  • Moderate Gain: The 3dBi gain provides a good balance between coverage area and signal strength, suitable for most indoor and some outdoor applications.
  • Versatility: The umbrella antenna can be used in various scenarios where broad, uniform coverage is needed.

• Limitations:

  • Range: While 3dBi gain is moderate, it may not be sufficient for applications requiring extended range or higher performance. For long-range needs, antennas with higher gain might be more appropriate.
  • Vertical Coverage: The umbrella antenna is typically optimized for horizontal coverage. Its vertical coverage might be less uniform compared to other types of antennas, which could affect performance in certain setups.

A 3G 18dBi Yagi antenna is a high-gain directional antenna specifically designed to improve 3G cellular signal reception and transmission. Here’s a comprehensive overview of its features and applications:

Key Features

1. Frequency Range:

   • 3G Bands: The antenna is typically designed to operate within the frequency bands used for 3G networks. These bands can include frequencies such as 850 MHz, 900 MHz, 1700 MHz, 1900 MHz, or 2100 MHz, depending on your region and network requirements. Ensure the antenna matches the frequency band of your specific 3G network.

2. Gain:

   • 18 dBi Gain: This high gain indicates a strong ability to amplify signals. The 18 dBi gain provides significant signal enhancement compared to lower-gain antennas. This is achieved through the Yagi design’s focused directional radiation pattern.

3. Design:

   • Yagi Configuration:
     • Elements: The Yagi antenna consists of several elements including a driven element, reflectors, and directors. This arrangement helps in concentrating the signal in a specific direction.
     • Directivity: The antenna has a highly directional pattern, which means it needs to be accurately aimed towards the signal source (e.g., a cell tower) to achieve optimal performance.
     • Construction: Generally made from metal elements and mounted on a boom, which is designed for outdoor use.

Advantages

• High Signal Gain: The 18 dBi gain offers a substantial increase in signal strength, which is particularly beneficial in areas with weak or spotty 3G coverage. It can improve both reception and transmission quality.

• Directional Focus: The Yagi design’s directional nature allows for focused signal reception or transmission, which can enhance connectivity with a specific cell tower or base station.

• Improved Data Speeds: By boosting the signal strength, the antenna can lead to better data speeds and more reliable connections, especially in remote or rural areas.

Typical Applications

• Residential and Office Use: Ideal for improving 3G signal strength in homes or offices where cellular coverage is inadequate. Commonly mounted on rooftops or external walls facing the signal source.

• Rural and Remote Areas: Effective for enhancing signal reception in areas where cellular coverage is limited or weak.

• Cellular Network Testing: Useful in testing and optimizing mobile network performance, especially in areas with challenging signal conditions.

Considerations

• Proper Alignment: Accurate alignment is crucial for optimal performance. The antenna should be directed towards the nearest cell tower or signal source. Using a signal meter or a similar tool can help in aligning the antenna correctly.

• Installation: The antenna is typically mounted outdoors and may require a mast or mounting bracket for stable installation. Ensure the installation adheres to local regulations and guidelines.

• Frequency Compatibility: Verify that the antenna is compatible with the specific frequency bands used by your 3G network to ensure proper operation.

Overall, the 3G 18dBi Yagi antenna is a powerful option for significantly enhancing 3G signal strength, especially in areas with weak coverage. Its high gain and directional characteristics make it suitable for both residential and commercial applications where improved cellular connectivity is needed.