RESA Ka-band

for you to be connected at any place in any time

ReQuTech Electronically Scanned Antennas in Ka-band frequency

The main drivers behind Requtech’s ethos are:
Smaller, Lighter, Modular and User friendly.

RESA S Ka

Connectivity on the go

RESA S Ka is a fully integrated Electronically Scanned Array antenna terminal designed for Ka-Band GEO constellations, supporting both on-the-move and on-the-pause applications. This ruggedized terminal is MIL-STD designed, featuring field-replaceable fan bays for all-weather IP66 operations, ensuring high reliability and throughput with efficient acquisition and tracking algorithms. The fully electronically steered solution delivers the lowest Size, Weight, and Power (SWaP) for maximum performance—ideal for missions requiring robust communication solutions in extreme conditions.
 

Key Features

  • Fully integrated SATCOM terminal
    • OpenAIMP supported to be delivered with any modem and BUC configurations
  • Mesh networking of several devices supported
    • Stay connected even with a semi-blocked field view
  • Only 10kg
    • Its lightweight design makes it suitable for any application
  • Rapid deployment in the harshest conditions
    • Patented smart integrated ACU for rapid satellite acquisition
  • Instantaneous connection
    • Precise tracking and seamless satellite switchover
  • Ruggedized design for any environment
    • Designed to be challenged whether its at sea or land
Explore RESA S Ka

RESA M Ka

Connectivity on the go

RESA M Ka is a fully integrated Electronically Scanned Array antenna terminal designed for Ka-Band LEO, MEO, or GEO constellations, supporting both on-the-move and on-the-pause applications. This ruggedized terminal is MIL-STD designed, featuring field-replaceable fan bays for all-weather IP66 operations, ensuring high reliability and throughput with efficient acquisition and tracking algorithms. The fully electronically steered solution delivers the lowest Size, Weight, and Power (SWaP) for maximum performance—ideal for missions requiring robust communication solutions built for extreme conditions.

Key Features

  • Fully integrated SATCOM terminal
    • OpenAIMP supported to be delivered with any modem and BUC configurations
  • Mesh networking of several devices supported
    • Stay connected even with a semi-blocked field view
  • Only 23 kg
    • Its lightweight design makes it suitable for any application
  • Rapid deployment in the harshest conditions
    • Patented smart integrated ACU for rapid satellite acquisition
  • Instantaneous connection
    • Precise tracking and seamless satellite switchover
  • Ruggedized design for any environment
    • Designed to be challenged whether its at sea or land
Explore RESA M Ka

RESA L Ka

Connectivity on the go

RESA L Ka is a fully integrated Electronically scanned array antenna terminal for Ka-Band LEO, MEO or GEO constellations for on-the-move and on-the-pause applications. This ruggedized terminal is MIL-STD designed with Field replaceable fan bays for all-weather IP66 operations for high reliability and high throughput with efficient acquisition and tracking algorithms. The fully electronically steered solution results in the lowest Size, Weight, and Power for Maximum Performance. Where the mission calls for a robust communication solution built for extreme conditions.

Key Features

  • Fully integrated SATCOM terminal
    • OpenAIMP supported to be delivered with any modem and BUC configurations
  • Mesh networking of several devices supported
    • Stay connected even with a semi-blocked field view
  • Only 25kg
    • Its lightweight design makes it suitable for any application
  • Rapid deployment in the harshest conditions
    • Patented smart integrated ACU for rapid satellite acquisition
  • Instantaneous connection
    • Precise tracking and seamless satellite switchover
  • Ruggedized design for any environment
    • Designed to be challenged whether its at sea or land
Explore RESA L Ka

Requtech is a SATCOM product developer and manufacturer based in Sweden, with a global aim & reach!

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Frequently Asked Questions

Ka-band communication operates within the frequency range of 26.5-40 GHz and is used primarily for satellite communications, particularly for high-speed data services like broadband internet, video transmission, and satellite-based communications for commercial, military, and governmental use.

Ka-band operates at a higher frequency than both Ku-band (12-18 GHz) and C-band (4-8 GHz). This allows Ka-band to offer higher data throughput and more bandwidth availability but with greater susceptibility to signal degradation due to weather conditions like rain fade compared to Ku-band and C-band.

Ka-band is widely used in broadband satellite internet services, high-definition video streaming, high-speed data communications, and mission-critical military and government applications. It is also increasingly popular in next-generation satellite constellations such as LEO and MEO satellites.

Ka-band offers several key advantages:

    • Higher data rates and increased bandwidth capacity
    • Supports multiple high-speed applications such as satellite broadband and secure communications
    • Smaller antennas due to the higher frequency, which is ideal for mobile platforms
    • Less crowded spectrum, reducing interference with other communication systems

The primary challenge with Ka-band is its susceptibility to atmospheric attenuation, particularly rain fade. Signal strength can be significantly affected by moisture in the air, including rain, snow, and fog. However, modern technologies like adaptive coding and modulation help mitigate these issues, maintaining reliable communication even in adverse weather conditions.

Yes, Ka-band is well-suited for SATCOM on-the-move applications. Its ability to provide high-bandwidth communication makes it ideal for mobile platforms like aircraft, ships, military vehicles, and trains. Phased array antennas and electronically steered solutions are often used to maintain continuous communication with satellites while in motion.

Ka-band communications typically use smaller dish antennas or flat-panel phased array antennas. Due to the higher frequencies, Ka-band antennas are generally more compact, making them ideal for portable, mobile, and space-constrained platforms. Electronically scanned array antennas, like REQUTECH’s RESA Ka series, are popular for their high performance and ease of use in mobile and remote settings.

 

Yes, Ka-band is widely used across Low Earth Orbit (LEO), Medium Earth Orbit (MEO), and Geostationary Earth Orbit (GEO) satellite constellations. LEO and MEO satellites often use Ka-band to deliver high-speed broadband and data services globally, while GEO satellites use it for broadcasting, internet backhaul, and government applications.

Ka-band signals are more susceptible to weather interference, especially rain fade, due to the higher frequency. However, advanced error correction, higher power transmission, and ground station diversity techniques help maintain service reliability in poor weather conditions. These solutions ensure that Ka-band communication remains effective even in challenging environments.

Ka-band communication benefits a wide range of industries, including:

    • Telecommunications: For satellite internet and global broadband services.
    • Defense and Government: For secure, high-speed communication in military and government operations.
    • Aviation and Maritime: To provide internet connectivity to passengers and crew on planes and ships.
    • Media and Broadcasting: For high-definition video transmission and live event broadcasting.
    • Emergency Services: To deliver reliable communications in disaster recovery and remote locations where terrestrial infrastructure is unavailable.
 
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