![NANU Alerts GPS Users to Start of L2C/L5 CNAV Messages - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design NANU Alerts GPS Users to Start of L2C/L5 CNAV Messages - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design](https://insidegnss-com.exactdn.com/wp-content/uploads/2018/01/GPS%20IIR-M_2_illustration_web.jpg?strip=all&lossy=1&ssl=1)
NANU Alerts GPS Users to Start of L2C/L5 CNAV Messages - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design
![Q: What is the significance of the NANUs provided by GPS and the similar alerts provided by other GNSS constellations? Are they needed for the use of these systems, and if not, Q: What is the significance of the NANUs provided by GPS and the similar alerts provided by other GNSS constellations? Are they needed for the use of these systems, and if not,](https://insidegnss-com.exactdn.com/wp-content/uploads/2020/05/shutterstock_1088000534.jpg?strip=all&lossy=1&ssl=1)
Q: What is the significance of the NANUs provided by GPS and the similar alerts provided by other GNSS constellations? Are they needed for the use of these systems, and if not,
![X5 Play Kinder GPS Uhr für Nanu SIM Karte in München - Uhren - kostenlose Kleinanzeigen bei Quoka.de X5 Play Kinder GPS Uhr für Nanu SIM Karte in München - Uhren - kostenlose Kleinanzeigen bei Quoka.de](https://pic0.qimage.de/55/44/80/268804455.jpg)