HT8 Ultra-Wideband Log-Periodic Directional Antenna 100M–12GHz: Wideband PCB RF Antenna for UAV Detection, Signal Direction Finding, and Spectrum Analysis
The HT8 ultra-wideband log-periodic directional antenna is a high-performance RF front-end component designed for signal monitoring and positioning systems in complex electromagnetic environments. As a core broadband PCB RF antenna for drone detection, it operates from 100MHz to 12 GHz, seamlessly capturing signals across the full spectrum—from traditional remote control links to modern 5G/WiFi video transmission. Built with lightweight PCB microstrip technology, this antenna offers excellent directionality and high gain (7-12 dBi), making it ideal for drone signal direction finding, broadband spectrum scanning, and precise EMI/EMC measurements. Supporting both horizontal and vertical polarization switching, the HT8 features standard mounting holes at the rear for versatile deployment. It can be used handheld or integrated as a feed into parabolic reflectors or SA6 systems to enhance long-range detection capabilities. With its low VSWR and minimal sidelobe levels, the HT8 effectively suppresses environmental clutter, significantly improving the signal-to-noise ratio and positioning accuracy of radio reconnaissance systems. It is the ideal choice for building high-precision low-altitude warning networks.
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Product Overview
This modelHT8Ultra-wideband Log-periodic Directional AntennaHigh-performance RF front-end component specifically designed for signal monitoring and localization systems in complex electromagnetic environments. As a core
heartWideband UAV DetectionPCB RF AntennaIts operating frequency range spans from 100MHz to 12 GHz, enabling seamless capture of signals ranging from traditional remote control links to modern 5G/WiFi video transmission.
full-band signals. This antenna utilizes lightweight PCB microstrip technology, offering excellent directivity and high gain (7-12 dBi), making it particularly suitable forDrone signal measurement
Go to locationBroadband spectrum scanning and precision EMI/EMC measurements.
The product supports horizontal and vertical polarization switching. Standard mounting holes are provided at the rear, enabling both standalone handheld operation and integration as a feed into parabolic reflectors or the SA6 series.
Integrated into the system to enhance long-range detection capabilities. With its low VSWR and low sidelobe levels, HT8 effectively suppresses environmental clutter interference, significantly improvingRadio
ReconThe system's signal-to-noise ratio and positioning accuracy make it an ideal choice for building a high-precision low-altitude warning network.
Performance Features
Ultra-wideband coverage capability: Ultra-wide operating bandwidth from 100MHz to 12GHz; a single antenna supports 2G/3G/4G/5G mobile communications, WiFi, UWB, and television broadcasting.
Beamforming significantly simplifies antenna array complexity during multi-system integration, delivering high efficiency.Full-band signalMonitor Antenna。
High-gain directional radiation: Employs an optimized log-periodic structure to maintain stable gain of 7–1 dBi across the entire frequency band, with a highly directional beam that effectively enhancesLong-distance
Drone Detectionimprove signal-to-noise ratio and reduce false alarms caused by multipath effects.
Dual-polarization flexible application: Supports free switching or fixed settings for horizontal and vertical polarization to adapt to the signal transmission characteristics of different drone standards, ensuring performance under complex attitudes.
Remains stableRF signal receptionQuality.
Precision Direction-Finding Performance: Features extremely low sidelobe levels and excellent phase center stability, specifically designed for TDOA/AOA applications.Radio Direction Finding SystemDesign, significantly reduces
Multi-path interference mitigation to improve positioning calculation accuracy.
Lightweight and Easy to IntegrateThe entire unit weighs only 205g and is just 1.8mm thick, built on a rugged PCB substrate. Mounting holes are pre-drilled on the back, making it ideal for handheld use.Spectrum Analysis, more
Easily mounted as a feed at the focal point of a parabolic reflector for high-gain remote monitoring.
Low VSWR DesignExcellent VSWR performance across the entire operating bandwidth with optimal impedance matching (50 Ω), ensuring efficient transmission in both transmit and receive paths.
Reduce signal reflection loss.
Parameter Table
Parameter Items | Specifications |
|---|---|
Model | HT8 |
Frequency Range | 100MHz - 12GHz |
Gain | 7 - 12 dBi |
Impedance | 50 Ω |
Voltage Standing Wave Ratio (VSWR) | ≤ 2.0 |
Polarization Mode | Horizontal/Vertical Polarization |
Interface Type | SMA male connectorConnector |
Dimensions | 405 × 255 × 1.8 mm |
Weight | 205g |
Package Dimensions | 412 × 266 × 21 mm |
Shipping Weight | 350g |
Frequently Asked Questions (FAQ）
Q1: Is this HT8 antenna compatible with handheld spectrum analyzers?
A: Yes, the HT8 antenna meets standard specifications.SMA male connector, can directly connect to mainstream handheld spectrum analyzers, receivers, or EMI test equipment for on-site use.Radio
ReconIdeal antenna for spectrum scanning.
Q2: Can this antenna be used for UAV TDOA positioning systems?
A: Absolutely. The HT8 antenna features high directivity and low sidelobes, with a stable phase center—making it ideal for TDOA (Time Difference of Arrival) or AOA (Angle of
angle) etc.UAV Signal Direction Finding and PositioningThe system effectively improves the accuracy of multi-station collaborative positioning.
Q3: Can the antenna's polarization be adjusted?
A: Yes, the HT8 antenna supports both horizontal and vertical polarization modes. Users can flexibly select the appropriate mode based on the target signal's polarization characteristics or installation environment to optimize performance.RF
Signal Reception Effect.
Q4: Is this antenna suitable for long-term outdoor use?
The HT8 antenna uses PCB microstrip technology, offering a rugged and lightweight design. Although it does not natively meet IP67 water resistance standards, protection can be achieved by adding a protective cover or installing it in a weatherproof enclosure.
Designed for outdoor deployment. Its lightweight form factor enables easy integration into mobile platforms or fixed mounts.
Q5: Can this antenna be used as the feed for a parabolic dish?
Yes. The HT8 antenna features standard mounting holes on the back, allowing it to be installed as a feed at the focal point of a parabolic reflector for higher gain and narrower beamwidth.
Beamwidth, suitable forLong-Range UAV Detectionscenarios.
100 MHz–12 GHz PCB Directional Antenna for Signal DF
High-gain directional antenna for EMC testing
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