Products

Key Features

Proto-Flight completed December 2017
- RF testing at 36 GHz complete
- Measured 49.2 dBi gain at 36 GHz
- Packaging, deployment, surface repeatability testing complete
Effective aperture = 1m (Baseline design)
Mass = 2.5 kg (reflector, boom and feed)
Packaged volume = 3U (10x10x30cm)
Offset fed, f/D = 0.75
Multiple feed options, including center fed
Scalable to 2-5m apertures
Applications
- RF Communications
- Active radar (weather, SAR)
- Radiometer (ocean surface winds)
Patent Pending

-Tendeg is the exclusive licensee of NASA JPL’s KaPDA Ka-Band antenna

-All testing complete, NASA JPL RainCube flight in May 2018

-Patent Pending

-0.5m Deployed Aperture

-1.6U Stowed Volume

-42.7 dB Gain

-With modifications to subreflector and feed, antenna can be made to operate at S, C, X, Ku, and K bands

-Communication and radar applications

Can track LEO to GEO, LEO to ground, LEO to LEO.
Integrated gimbal controller with serial interface.
50 to 100 cm diameter reflector options available.
Polarization capabilities: RHCP, LHCP, V and H.
RF tested to 51 GHz. Options at X, Ku, K, Ka, Q, and V bands.
Vibration tested to 8.69 Grms.
Antenna is TRL 9: KaPDA launched July 2018 to LEO. Deployment and radar operations fully successful.
Gimbal assembly is TRL 6. First flight scheduled Q1 2022.
LNA and PA can be directly attached to feed to reduce RF losses.
Elevation axis can be counterbalanced such that center of gravity is static during gimballed antenna operations.
Patent US20160352022A1 and pending US 62/782,599.

Tensegrity Synthetic Aperture Radar
Designed for ESPA class bus; pictured 1 x 1 x 1 m
Baseline design is 1.4 x 7 m effective aperture
Scalable to larger apertures
Stows in 1.4 x 0.5 x .2 m volume
> 1 Hz deployed first mode and < 25 kg mass
Baseline C-band feed allows 43 dB gain
Net shaping allows surface precision up to Ka-Band
Reflecting surface can be gold wire mesh, passive reflect array membrane, rigid panels
TRL 6 by Sept 2022 under NASA SBIR PHII-E
Patent pending US 16/869,420