1 gösteriliyor–16 arasında 25 sonuçlar

Orijinal fiyat şuydu:: $190.00.Şu anki fiyat:: $95.00.
Fiyat aralığı: $99.00 başından sonuna kadar $199.00
Fiyat aralığı: $19.00 başından sonuna kadar $25.00
$16.00
Fiyat aralığı: $18.00 başından sonuna kadar $185.00
Orijinal fiyat şuydu:: $380.00.Şu anki fiyat:: $199.00.
Orijinal fiyat şuydu:: $98.00.Şu anki fiyat:: $28.00.

Çok Yönlü Anten

Sıklık

Kazanmak

Boyut

MATeRBenAben

1420-1530MHz

2DBBen

F1 X 15santimetre

FBenBeRgbenASS

1420-1530MHz

2DBBen

F1.3 X 12santimetre

FBenBeRgbenASS

1370-1450MHz

2DBBen

F1.3 X 16santimetre

FBenBeRgbenASS

1420-1530MHz

2DBBen

F4.1 X 2.6CM

ABS'ler

902-928MHz

2DBBen

F1 X 15santimetre

FBenBeRgbenASS

902-928MHz

2DBBen

F1.3 X 17santimetre

FBenBeRgbenASS

840-845MHz

2DBBen

F1.3 X 16santimetre

FBenBeRgbenASS

806-826MHz

2DBBen

F3.8 X 25cm

FBenBeRgbenASS

Çok Yönlü Şok Emici Yaylı Anten

Sıklık

Kazanmak

Boyut

MATeRBenAben

1420-1530MHz

3DBBen

F1.6 X 25santimetre

FBenBeRgbenASS

1420-1530MHz

4DBBen

F1.6 X 35santimetre

FBenBeRgbenASS

1370-1450MHz

5DBBen

F1.6 X 50santimetre

FBenBeRgbenASS

1370-1450MHz

6DBBen

F1.6 X 60santimetre

FBenBeRgbenASS

802-926MHz

4DBBen

F1.6 X 55santimetre

FBenBeRgbenASS

566-678MHz

4DBBen

F1.6 X 70santimetre

FBenBeRgbenASS

634-674MHz

6DBBen

F2 X 120santimetre

FBenBeRgbenASS

512-562MHz

6DBBen

F1.4 X 140santimetre

FBenBeRgbenASS

806-826MHz

2DBBen

F3.8 X 25santimetre

FBenBeRgbenASS

Çok Yönlü Esnek Deveboynu Anten

Sıklık

Kazanmak

Boyut

MATeRBenAben

566-678MHz

1DBBen

F1.3 X 28cm

FBenBeRgbenASS

566-803MHz

2+1dBi

3+1DBBen

F1.6 X 60cm

FBenBeRgbenASS

806-826MHz

2DBBen

F1.3 X 36cm

FBenBeRgbenASS

703-803MHz

4.5DBBen

F1.3 X 47cm

FBenBeRgbenASS

1420-1530MHz

2DBBen

F1.3 X 25santimetre

FBenBeRgbenASS

1420-1530MHz

3DBBen

F1.3 X 31cm

FBenBeRgbenASS

1350-1450MHz

4DBBen

F1.3 X 60cm

FBenBeRgbenASS

1370-1450MHz

5DBBen

F1.6 X 50cm

FBenBeRgbenASS

1370-1450MHz

6DBBen

F1.6 X 60cm

FBenBeRgbenASS

802-926MHz

4DBBen

F1.6 X 55santimetre

FBenBeRgbenASS

566-678MHz

4DBBen

F1.6 X 70cm

FBenBeRgbenASS

634-674MHz

6DBBen

F2 X 120cm

FBenBeRgbenASS

512-562MHz

6DBBen

F1.4 X 140cm

FBenBeRgbenASS

806-826MHz

2DBBen

F3.8 X 25cm

FBenBeRgbenASS

Havadaki Bıçak AnteniModeli

Sıklık

Kazanmak

Boyut

Malzeme

1420-1530MHz

2dBi

2.7 X 2.4 X 12cm

3-dayanıklı ABS

1420-1530MHz

2dBi

11.6 X 8 X 15,5 cm

Fiberglas

1350-1470MHz

4dBi

9.2 X 4.2 X 32,5 cm

3-dayanıklı ABS

1350-1470MHz

6dBi

9.2 X 4.2 X 48cm

3-dayanıklı ABS

566-678MHz

1dBi

9.2 X 4.2 X 16cm

3-dayanıklı ABS

566-678MHz

1dBi

11.6 X 8 X 15,5 cm

Fiberglas

840-845MHz

1dBi

9.2 X 4.2 X 16cm

3-dayanıklı ABS

840-845MHz

1dBi

11.6 X 8 X 15,5 cm

Fiberglas

240-320MHz

2dBi

9.2 X 4.2 X 16cm

Fiberglas

3-dayanıklı ABS: Yüksek kaliteli ABS, su geçirmez, toz geçirmez ve korozyona dayanıklı

  1. İHA Drone Anten Frekans Kazancı ve Uzunluğu

Antenna Classification in UAV Wireless Video Transmission

In UAV wireless video transmission and telemetry systems, antennas play a critical role in determining transmission distance, signal stability, anti-interference performance, and overall reliability. Antennas can be classified based on different standards:


1. By Radiation Pattern

  • Omnidirectional Antennas

    • Radiate signals evenly in 360° on the horizontal plane.

    • Avantaj: Maintain stable links while the UAV is moving and changing orientation.

    • Common Use: UAV airborne side, handheld ground controllers.

    • Örnekler: Whip antennas, fiberglass omnidirectional antennas.

  • Directional Antennas

    • Concentrate energy in a specific direction for higher gain and longer transmission range.

    • Avantaj: Excellent for long-distance transmission and point-to-point communication.

    • Drawback: Require alignment toward the UAV.

    • Common Use: Ground stations and fixed receivers.

    • Örnekler: Yagi antennas, panel antennas, parabolic antennas.


2. By Application Scenario (Deployment Location)

  • Airborne UAV Antennas

    • Hafif, kompakt, titreşime dayanıklı, often omnidirectional to ensure stable connectivity in flight.

    • Örnekler: Small whip antennas, patch antennas, embedded PCB antennas.

  • Ground Station Antennas

    • Less weight restriction, can use large high-gain directional antennas to extend transmission distance.

    • Örnekler: Yagi antennas, fiberglass antennas, high-gain panel antennas.


3. By Structure and Design

  • Fiberglass Antennas

    • Encased in fiberglass for waterproofing, wind resistance, and corrosion protection.

    • Often omnidirectional, suitable for outdoor fixed stations or vehicle-mounted bases.

  • Yagi Antenleri

    • Classic directional antennas with gain up to 8–15 dBi.

    • Ideal for long-range UAV video reception at ground stations.

  • Whip Antennas

    • İnce, rod-shaped, typically omnidirectional.

    • Rugged and durable, used for vehicle-mounted ground stations.

  • Patch Antennas

    • Kompakt, hafif, easy to integrate into UAV fuselage or electronics.

    • Suitable for onboard applications with short to medium-range communication.


4. By Operating Frequency

  • 2.4 GHz Antennas: Common for UAV remote control signals and short-range WiFi-based video links.

  • 5.8 GHz Antennas: Popular for HD video transmission with higher bandwidth, though weaker in penetration.

  • 900 MHz / 1.2 GHz Antennas: Effective for long-range control and video, with stronger anti-obstacle performance.

  • 700–800 MHz Antennas: Widely used in COFDM/OFDM video links for long-range and strong penetration capability.


5. By Polarization

  • Linear Polarization: Typical for whip antennas and Yagi antennas.

  • Circular Polarization: Reduces signal fading caused by UAV attitude changes, common in FPV video systems.


Özet
İHA kablosuz iletiminde, antenna selection depends on:

  • Deployment location (airborne vs. ground),

  • Transmission distance (short/medium vs. uzun menzilli),

  • Çevre (kentsel, kırsal, dağlık),

  • Mobility (fixed ground base vs. araca monteli).

  • Airborne UAV → Lightweight omnidirectional whip or patch antennas.

  • Fixed Ground Station → High-gain Yagi or panel directional antennas.

  • Vehicle Ground Station → Fiberglass omnidirectional or whip antennas.