Recommended Pairings of Wireless Communication Antennas and Modules: Comprehensive Coverage Across Frequency Bands and Power Levels

In wireless communication systems, antenna performance has a decisive impact on signal coverage, anti-interference capability, and connection stability. This article recommends several high-performance antennas based on different frequency bands and power levels, and introduces their compatible wireless communication modules to help users make flexible selections according to specific application scenarios.

Recommended Antenna for High-Power UHF Communication
SW-UHF390 Straight Whip Antenna (400–470MHz)
Specifically designed for the 400–470MHz UHF band, this antenna supports up to 10W power and features excellent vibration resistance and aging durability. It is suitable for wireless communication modules with 2W to 8W output power, making it especially ideal for high-power, long-distance wireless modules.

Performance Parameters
Frequency Range: 400–470 MHz
433MHz VSWR: ≤ 1.5
400MHz-470MHz VSWR: ≤ 1.8
Gain: 0 dBi
Input Impedance: 50 Ω
Max Power: 10W

Structural Design and Appearance
Polarization: Vertical
Interface form: SMA-J
Height: 390 ± 2 mm
Weight: 34 g

Application Advantages

Rugged structure with excellent vibration and aging resistance

Easy to install, compatible with various UHF-band wireless modules and communication terminals

Suitable for short- to medium-range communication systems such as wireless remote control, LoRa devices, industrial monitoring and control, and smart buildings

Recommended Module

SA628F39 High-Integration Full-Duplex Voice and Data Module
The SA628F39 is a highly integrated full-duplex wireless voice and data module with up to 8W output power. It supports relay communication, multi-channel concurrent reception, Mesh networking, and both OTA and serial port upgrades. The module features a built-in high-speed MCU, RF chip, power amplifier, ESD protection, and watchdog circuit, offering multiple protection mechanisms such as reverse connection, overcurrent, overvoltage, and crash prevention to ensure stable operation in complex environments.

Recommended Antenna for Medium to High Power Communication
SW868-ZD200 / SW915-ZD200 Foldable High-Gain Antenna
These antennas are designed for the 868 MHz and 915 MHz frequency ranges, featuring high gain, a robust structure, and portability.

Performance Parameters
Frequency Range: 860–880 MHz / 900–930 MHz
VSWR: ≤1.5
Gain: 5.0 dBi
Input Impedance: 50 Ω
Max Power: 10W

Structural Design and Appearance
Polarization: Vertical
Interface form: SMA-J
Height: 177 ± 3 mm
Weight: 17 g

Application Advantages

Foldable design for easy portability and installation

High gain to enhance communication distance and signal quality

Suitable for complex outdoor environments, widely compatible with industrial communication equipment

Recommended Module
The wireless data transmission module utilizes LoRa spread spectrum modulation technology, offering higher sensitivity, strong penetration, and long-distance communication capabilities. The module supports multi-in-one configuration, allowing users to easily switch between operating modes via PC software. In MESH mode, routing nodes have automatic routing functionality, enabling network communication with no blind spots and no distance limitations. It also supports AES128 encryption to ensure data transmission security.

Recommended Antenna for Walkie-Talkie Frequencies
SW-VHF121 Straight Whip Antenna (150±10MHz)
The SW-VHF121 is a straight whip antenna specifically designed for the VHF band, offering stable performance, vibration resistance, and aging resistance. It is suitable for emergency communication, railway command, agricultural monitoring, and control scenarios.

Performance Parameters
Frequency Range: 150±10 MHz
VSWR: ≤5
Gain: 15 dBi
Input Impedance: 50 Ω
Max Power: 5W

Structural Design and Appearance
Polarization: Vertical
Interface form: SMA-J
Height: 121 ± 2 mm
Weight: Moderate

Application Advantages

High gain with broad coverage, ideal for long-distance communication needs

Compact structure, stable and reliable, suitable for complex environments

Flexible installation, compatible with various RF modules

SW-UHF80 Whip Antenna
The SW-UHF80 is a compact whip antenna designed for UHF frequency band intercom systems and portable devices. It features a simple appearance and stable performance, making it suitable for walkie-talkies, wireless data transmission devices, and portable terminals in short-range communication scenarios.

Performance Parameters
Frequency Range: 400–470 MHz
VSWR: ≤5
Gain: 2.15 dBi
Input Impedance: 50 Ω
Max Power: 5W

Structural Design and Appearance
Polarization: Vertical
Interface form: SMA-K
Height: 79.5 ± 2 mm
Weight: 8 g

Application Advantages

Compact design, ideal for portable devices

Stable signal, suitable for both indoor and outdoor short-range communication

Shockproof and aging-resistant, with high reliability

Recommended Modules
SA Series Analog Intercom Module
The SA series analog intercom module is equipped with a high-speed microcontroller, high-performance RF transceiver chip, and RF power amplifier. It can be easily configured using our PC software to set parameters such as transmission frequency, mute, and noise levels. Users only need to connect external power, speakers, and audio potentiometer to this module to create a compact, fully functional intercom with 16 adjustable frequency channels.

DMR Digital Intercom Module
The DMR digital intercom module includes a microcontroller, digital intercom chip, and RF power amplifier. It is compatible with analog intercoms and provides digital intercom functionality. Users can easily set parameters such as transmission frequency and contacts through a standard serial interface. With high integration, the module can be connected to external audio amplifiers, microphones, and speakers to form a compact digital intercom system.