Антенная система только для приёма 2.4 м, тип 243, Global Skyware

Skyware Global 2.4 m Type 243 Offset Receive-Only Antenna

It seems like you’ve provided information about the Skyware Global 2.4 m Type 243 Offset Receive-Only Antenna. This type of antenna is designed for robust commercial use and is suitable for demanding applications. Let’s break down the key features mentioned in the description:

1. Reflector: The reflector of the antenna is thermoset-molded, which means it is formed using a heat-cured plastic material. This molding process provides strength and ensures surface accuracy, which is crucial for the proper functioning of the antenna.
2. Support Ribs: Molded into the rear of the reflector are support ribs. These ribs serve a dual purpose. First, they contribute to strengthening the antenna, enhancing its overall durability. Second, they help maintain the critical parabolic shape of the antenna, which is essential for optimal signal reception.
3. Az/El Mount: The Azimuth/Elevation (Az/El) mount is constructed from heavy-gauge steel. This material choice ensures that the mount provides a rigid support structure for the reflector. The Az/El mount is designed to secure the antenna to any 168 mm (6.63″) Outside Diameter (O.D.) mast. Additionally, it is mentioned that the mount is effective in preventing slippage, particularly in high winds, which is crucial for maintaining the antenna’s position and stability.
4. Mast Compatibility: The antenna is designed to be mounted on a mast with an Outside Diameter (O.D.) of 168 mm (6.63″). This compatibility ensures that the antenna can be easily integrated into existing setups using standard-sized masts.

Overall, the described features highlight the antenna’s durability, precision in design, and its ability to withstand challenging environmental conditions, making it suitable for demanding applications.

C-band:

• Effective Aperture: 2.4 m (96 in)
• Operating Frequency: 3.4 – 4.2 GHz
• Polarization: Linear (Circular Optional)
• Gain @ 3.95/11.95 GHz: 38.0 dBi
• 3 dB Beamwidth: 2.1˚
• Antenna Noise Temperature @ 30˚ Elevation: 36˚ K
• VSWR (Voltage Standing Wave Ratio): 1.4:1
• Antenna Cross Polarization: 30 dB on Axis (Linear)
• Feed Interface: CPR-229

Ku-band:

• Effective Aperture: 2.4 m (96 in)
• Operating Frequency: 10.70 – 12.75 GHz
• Polarization: Linear (Circular Optional)
• Gain @ 3.95/11.95 GHz: 47.6 dBi
• 3 dB Beamwidth: 0.7˚
• Antenna Noise Temperature @ 30˚ Elevation: 31˚ K
• VSWR (Voltage Standing Wave Ratio): 1.3:1
• Antenna Cross Polarization: 30 dB on Axis (Linear)
• Feed Interface: WR75 Flat Flange (All specifications are typical)

Key Mechanical Specifications

1. Reflector Material:

   • Glass Fiber Reinforced Polyester: The reflector is constructed from a material that combines glass fiber with reinforced polyester. This choice of material is likely to provide a balance of strength and durability.

2. Antenna Optics:

   • One-Piece Offset Feed Prime Focus: The antenna uses a one-piece offset feed prime focus design for its optics. This design is common in satellite communication antennas and helps optimize signal reception.

3. Mount Type:

   • Elevation over Azimuth: The antenna employs an Elevation over Azimuth mount type. This type of mount allows for adjustments in both elevation and azimuth angles.

4. Elevation Adjustment Range:

   • 10˚ – 90˚ Continuous Fine Adjustment: The antenna offers a continuous fine adjustment range for elevation from 10 to 90 degrees.

5. Azimuth Adjustment Range:

   • 360˚ Continuous ± 12˚ Fine Adjustment: The azimuth adjustment allows for continuous rotation over 360 degrees with a fine adjustment range of ±12 degrees.

6. Mast Pipe Interface:

   • 168 mm (6.63 in) Diameter: The antenna is designed to interface with a mast pipe that has a diameter of 168 mm (6.63 inches).

7. Wind Loading:

   • Operational: 80 km/h (50 mph)
   • Survival: 200 km/h (125 mph): The antenna is designed to operate under a wind speed of up to 80 km/h and survive extreme wind conditions up to 200 km/h.

8. Temperature:

   • Operating Range: -50˚C to 80˚C: The antenna is capable of operating within a temperature range from -50˚C to 80˚C.

9. Humidity:

   • 0 to 100% (Condensing): The antenna can withstand a humidity range from 0 to 100%, even in condensing conditions.

10. Atmosphere:

    • Standard Hardware Meets 500 Hour Salt Spray Test Requirements (ASTM B-117): The antenna is designed to resist corrosion, as indicated by its ability to meet 500-hour salt spray test requirements.

11. Solar Radiation:

    • 360 BTU/h/ft2: The antenna can handle solar radiation at a rate of 360 BTU per hour per square foot.

12. Shock and Vibration:

    • As Encountered During Shipping and Handling: The antenna is built to withstand shocks and vibrations typically encountered during shipping and handling processes.