Perimeter Truss Reflector (PTR)

Home > Perimeter Truss Refelctor (PTR)

Integrated Solution: Reflector, Boom & Feed

The Perimeter Truss Reflector (PTR) is Tendeg’s integrated deployable antenna solution, combining the reflector, boom, and feed into a lightweight, high-performance architecture. Flight-qualified to TRL-8, the system delivers exceptional scalability, structural stiffness, and RF performance for communications, SAR, and sensing missions across LEO, MEO, and GEO.

Boom Mounted Deployment

Body Mounted Deployment

Key Information

A scalable, TRL-8 deployable antenna delivering precision, stiffness, and reliability for communications, SAR, and sensing missions.

Scalable Reflector Architecture

Highly scalable, parabolic perimeter truss reflectors
Supports HF to Q/V-bands, reflector sizes of 2 to +20m in diameter
Architecture enables high stiffness apertures Boom Mounted Deployment
Supports subreflector, can support monopulse or LPDA feeds
Can be paired with a deployable offset boom and deployment control electronics

System has reached TRL-8

Qualified to GEVS and rideshare environmental loads
First Perimeter Truss Reflector flight unit delivered in 2024
Flight orders include 3m, 4m and 5m reflectors supporting C, X and Ka bands in LEO and GEO
Applications include: Communications, SAR and Sensing Missions, among others