An Omni-directional sensor globe was a ground-based full-spectrum transceiver and early warning sensor, providing basic information on approaching ground and space forces by scanning the area around and above the sensor. One of the sensor globes rested in Nebit's sandcrawler, near a pair of KPR servant droids.
- The Rebel Alliance Sourcebook
- The Rebel Alliance Sourcebook, Second Edition
- The Complete Star Wars Encyclopedia