Space Flight RF Rotary Joints
LEO, GEO, and Deep Space Exploration
For over 35 years, Diamond Antenna and Microwave have designed, manufactured and delivered high-performance space-qualified Rotary Joints to multiple worldwide programs. APC Technology Group is an official distributor of Diamond Antenna and Microwave, supplying a wide range of RF Rotary Joints and Rotating Subsystems designed for demanding environments including Military and Commercial Satcom and Radar for Ground, Shipboard, and Airborne Systems. Additionally, APC can assist with the Overhaul and Repair of aged products, to like-new condition regardless of the original manufacturer.
Diamond Antenna Space Program
Dual-Channel X-Band Coaxial SMA (Non-Contacting) Rotary Joint
Diamond Space X - Band Program
Dual-Channel SMA (Non-Contacting) X-Band Rotary Joint
Diamond Antenna Space Program
WR-51 Dual-Channel Dual Axis Rotary Joint
Diamond Antenna Space Program
WR-112 and WR-28 Dual Channel - Dual Axis Rotary Joint
| Rotary Joint Part Number | Description | RF Channel | Low Freq. (GHz) | High Freq. (GHz) |
| 22-747-0 | 1 CH WR-112 U-Style | 1 | 7.1 | 8.5 |
| 17-1000-0 | 1 CH WR-51 U-Style | 1 | K-Band | K-Band |
| 25-1000-0 | 1 CH WR-51 Dual Axis w/Waveguide | 1 | 20.2 | 21.2 |
| 28-1147-0 | 1 CH WR-28 Dual Axis w/Waveguide | 1 | Ka-Band | Ka-Band |
| 10-1146-0 | 1 CH WR-34 L-Style | 1 | 25.5 | 27.5 |
| 11-1146-0 | 1 CH WR-34 L-Style | 1 | 25.5 | 27.5 |
| 25-1147-0 | 1 CH WR-34, Dual Axis w/Waveguide | 1 | K/Ka-Band | K/Ka-Band |
| 21-1147-0 | 1 CH WR-34 U-Style | 1 | 26.2 | 27.2 |
| 20-1000-0 | 1 CH WR-51 Dual Axis w/Waveguide | 1 | Ku/K-Band | Ku/K-Band |
| 10-1246-0 | 1 CH WR-22 U-Style | 1 | Q-Band | Q-Band |
| Rotary Joint Part Number | Description | RF Channel | Low Freq. (GHz) | High Freq. (GHz) |
| 116-2255-0 | 2 CH SMA I-Style | 1 | 7.9 | 8.5 |
| 2 | 7.9 | 8.5 | ||
| 118-2255-0 | 2 CH SMA U-Style | 1 | 7.9 | 8.4 |
| 2 | 7.9 | 8.4 |
| Rotary Joint Part Number | Description | RF Channel | Low Freq. (GHz) | High Freq. (GHz) |
| 10-22130-0 | 2 CH WR-112/WR-28 Dual Axis | 1 | X-Band | |
| with Waveguide | 2 | K-Band | ||
| 22-1000-0 | 2 CH W/G, WR-51 | 1 | Ku/K-Band | |
| 2 | Ku/K-Band | |||
Diamond Antenna offers high-reliability space flight RF rotary joints designed for communications, science, deep space probes, meteorological studies, military and space-based radar.
Diamond Antenna products boast extensive flight heritage, designed and tested to NASA, ESA, JAXA, CSA and other domestic and international space agency standards and provided with a wide array of design, test, and analysis capabilities, including shock, vibration, thermal, Life, CST modeling, and in-house TVAC testing. In addition, APC are able to assist in customised End Item Data Packages (EIDPs) designed to meet project-specific requirements, including industry-standard Subcontract Data Requirements Lists (SDRLs). Diamond Antenna space products are assembled and tested in a state-of-the-art clean room with class 100 Laminar Flow benches.
Diamond Antenna and Microwave Space-qualified Rotary Joints
- Industry’s largest selection of Space flight Rotary Joints.
- Designs for Commercial and Military communications, Meteorological studies and Space-based radar.
- Space Rotary Joint designs qualified to:
NASA Standards
ESA Standards
Other International Space Agency Standards - Waveguide and Coaxial Rotary Joint designs including integrated Waveguide and interconnecting cables.
- Roll-Ring® available for data and AC/DC power applications with more than 18 years of Space heritage.
- Design flexibility including Commercial and Military requirements.
- Electrical parameters including, power ratings, isolation, losses and variation in rotation are specified for each unit.
- Mechanical and environmental parameters including, torque, temperature, leak rate, shock and vibration requirements, and exact customer interface dimensions may be specified based on customer requirements.
- Full Design, analysis, manufacturing, class 100 Laminar Flow Bench assembly, qualification and final testing with complete SDRL documentation packages based on customer requirements.
- Diamond in-house thermal vacuum chamber to support critical testing requirements for space customers. Additional testing including thermal cycling, shock and vibration available.
Get in touch with one of our experts
For more information on our range of Diamond Antenna and Microwave RF Rotary Joints or to discuss how our team can assist you with your Military, Commercial, Air Traffic Control or Space applications, start a discussion with a member of our team today.