Ultra-Compact Directional PCB Yagi AntennUltra-Compact Directional PCB Yagi Antennas (JA) | FT-RFas (JA)

WEARABLE AND FIELD YAGI SOLUTIONS

Ultra-Compact Directional PCB Yagi Antennas (JA)

 

The JA Series is a comprehensive portfolio of ultra-compact, high-gain directional Yagi antennas. Originally designed for demanding field operations, their extremely lightweight PCB construction makes them perfect for wearable communication devices, drone/remote controller systems, and portable signal blocking systems. Covering diverse frequency bands, they deliver stable radiation patterns and superior directivity.

* FT-RF has transitioned into the AI era by integrating CST simulation software, achieving an astonishing 1-2% error rate between simulation and actual test results. Custom frequency tuning, PTZ integration, and industrial finishes are available.

JA-Series Directional PCB Yagi Antennas

📡 Core Performance & Engineering Excellence

Ultra-Lightweight & Wearable

Extremely compact and light (starting at 12g), making them ideal for wearable communication devices and portable signal management equipment.

Drone & PTZ Ready

Perfectly suited for UAVs, remote controllers, and custom-designed simple PTZ (Pan-Tilt-Zoom) antenna tracking systems.

AI & CST Simulation Driven

Developed using AI-assisted simulations and CST software, ensuring precise radiation angles, gain averaging, and optimal VSWR.

1-2% Simulation Accuracy

By analyzing every material's Dk value and incorporating 20 years of RF experience, FT-RF achieves a remarkable 1-2% error rate between simulation and testing.

Key Applications:
Wearable Communication Devices Portable Signal Systems UAVs & Drone Controllers PTZ Tracking Systems Demanding & Rugged Operations RF Signal Test Systems
Key Parameter Technical Specification (Series Overview)
Frequency Range Various bands across the RF spectrum (e.g., 0.8 GHz to 8 GHz)
Gain Varies by model (e.g., 6 dBi to 12 dBi peak)
Connector Types SMA-Female (SF) / SMA-Male (SM) available
Design Architecture Ultra-compact PCB Yagi Directional Design
Power Handling High peak power and CW power handling depending on model
Dimensions & Weight Ultra-lightweight and compact footprint (approx. 10g - 30g)
Multi-Band Portfolio Up to 12 dBi High Gain Wearable & Drone Ready CST & AI Simulated 1-2% Test Error Rate Ultra-Lightweight Structure

🛠️ Customization & Engineering Services

We provide advanced design and engineering support for the JA-Series to fit your specific application:

  • Application-Specific Tuning: Optimization for wearables, signal management, drones, and PTZ systems.
  • Frequency Tuning: Optimized adjustments for specific sub-bands.
  • Simulation & Verification: AI/CST simulation reports with real-world VSWR, gain, and pattern testing.
  • Mounting Hardware: Dedicated lightweight brackets for UAVs and custom PTZ integration.

Technical Support: info-tw@ft168.com.tw

📐 Recommended Yagi Antenna Accessories

Maximize the performance of your JA-Series antenna with compatible coaxial cables and mounting brackets:

FT-RF    
Frequency Range: 5400 to 5900 MHz
Gain (AVG): 12 dBi
Antenna Type: Yagi Directional PCB Antenna
Connector: SMA-Female
2026/10/30
FT-RF    
Frequency Range: 5000 to 5400 MHz
Gain (AVG): 12 dBi
Antenna Type: Yagi Directional PCB Antenna
Connector: SMA-Female
2026/10/30
FT-RF    
Frequency Range: 2.3 to 2.6 GHz
Gain (AVG): 12 dBi
Antenna Type: Yagi Directional PCB Antenna
Connector: SMA-Male
2026/10/30
FT-RF    
Frequency Range: 2.3 to 2.6 GHz
Gain (AVG): 12 dBi
Antenna Type: Yagi Directional PCB Antenna
Connector: SMA-Female
2026/10/30
FT-RF    
Frequency Range: 1.5 to 1.64 GHz
Gain (AVG): 8 dBi
Antenna Type: Yagi Directional PCB Antenna
Connector: SMA-Female
2026/10/30
FT-RF    
Frequency Range: 1320MHz to 1450MHz
Gain (AVG): 7.5 dBi
Antenna Type: Yagi Directional PCB Antenna
Connector: SMA-Female
2026/10/30
FT-RF    
Frequency Range: 1000MHz to 1400MHz
Gain (AVG): 8 dBi
Antenna Type: Log-Periodic Directional PCB Antenna
Connector: SMA-Female
2026/10/30
Frequency Range: 830MHz to 960MHz
Gain (Peak): 5.7 dBi (@ 0.88 GHz)
Max Power: 18W (CW)
Connector: SMA-Female
2026/10/29

 

Frequency Range: 780MHz to 890MHz
Gain (Peak): 6.3 dBi (@ 0.83 GHz)
Max Power: 20W (CW)
Connector: SMA-Female
2026/9/6

 

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