great antenna! giving me amazing range! downside i found is in the summer the coax gets softer and starts to droop on the tracker, so I designed a 3d print that will stop this! https://www.thingiverse.com/thing:6952457
Penetrator v2 16dbi - helical antenna 18 turn 5.8 GHz
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Product code: 666_20240307144654
Item description
The Undisputed Champion of Long-Range FPV
Introducing the Penetrator V2 - not just an antenna, but the MARKET-LEADING HIGH-GAIN ANTENNA that has redefined signal performance in the FPV world.
Proven Performance: Beyond Just Marketing Claims
Trusted by Hundreds of Professional Pilots
- Hundreds of units sold
- Consistently rated as the top high-gain antenna
- Performance verified by real-world use
- The go-to choice for serious FPV enthusiasts
The Importance of Antenna Matching in 5.8 GHz Systems
For wireless systems operating in the 5.8 GHz range, antenna matching is a game-changer. When antennas are tuned to the same frequency range, they work in harmony, delivering strong signals, fewer disruptions, and reliable performance. Mismatched antennas, however, can lead to a cascade of issues that compromise your system.
The Problem with Mismatched Antennas
Consider two antennas:
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Antenna A: Excels at 5640 MHz with a VSWR of 1.1 (outstanding). But at 5900 MHz, its VSWR jumps to 2.5, causing significant signal reflection.
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Antenna B: Performs perfectly at 5900 MHz with a VSWR of 1.1, but at 5640 MHz, its VSWR rises to 2, leading to similar problems.
This mismatch results in:
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Signal Loss: High VSWR means the antenna reflects power back to the transmitter instead of radiating it, weakening your signal and reducing range.
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Transmitter Damage: The reflected power can overheat and damage the transmitter over time, much like overloading a circuit.
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Unpredictable Performance: Operating across a range of frequencies (e.g., 5640–5900 MHz) becomes unreliable, with performance varying drastically depending on the frequency used.
The Role of Axial Ratio
The axial ratio indicates how well an antenna maintains circular polarization. A low axial ratio (close to 1 or 0 dB) is ideal, while a high axial ratio leads to:
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Reduced Signal Strength: The antenna becomes less efficient at transmitting or receiving signals.
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Increased Interference: In environments with reflections, a poor axial ratio exacerbates interference.
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Polarization Issues: If the antennas at both ends of the link have different axial ratios, communication becomes less effective.
Why Matching Antennas is Essential
By selecting antennas tuned to the same frequency range (e.g., 5640–5900 MHz), you ensure:
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Low VSWR Across the Board: The antennas perform efficiently at all frequencies, with minimal signal reflection.
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Excellent Axial Ratio: The antennas maintain strong circular polarization, reducing interference and improving signal quality.
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Transmitter Longevity: Less reflected power means your transmitter stays cool and operates efficiently.
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Cost Efficiency: You save time and money by avoiding the need for additional tuning or replacements.
As an antenna manufacturer, we specialize in delivering precision-tuned antennas tailored to your needs, ensuring your system runs smoothly and reliably. No mismatches, no compromises—just top-tier performance.
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fully satisfied. In combination with pagodas, the range is limited only by batteries.
Top notch. Best on market and there is none antenna that will get close to it. Worth to mention - excellent price for such good antenna.
I'd sit on that
Absolutely perfect! Tune is spot on, range has greatly improvised and the video quality is far clearer. Looking forward to some massive range testing
Paul Goodburn