Altison Quattro

QUATTRO™ - Altison with advanced micro-technology for skydiving

Larsen & Brusgaard 's QUATTRO™ is the most advanced digital sound altimeter in its class. Featuring cutting-edge micro-technology, it offers complete customization of your sound alerts, whether in freefall, under canopy or even during ascent. Compact, intuitive and ultra-precise, it is perfectly suited to all disciplines.

📖 Technical data :

• 4 high-speed alarms: programmable up to 6000 m for precise monitoring of fast descents

• 3 low-speed alarms: perfect for canopy work, wingsuit, or VC, PA, swoop disciplines

• 3 climb alarms: to alert you as soon as you climb out of the plane

• Automatic calculation of atmospheric pressure: real-time adjustment of altitude base for constant accuracy

• Compact size and curved design: optimum comfort for headphones

• Automatic or manual operation: start the machine as required

• Versatile installation: standard internal mounting, optional external bracket

📦 Package contents :

• Altison QUATTRO™

• Renata CR 2325 battery supplied (⚠️ LB recommends using only RENATA batteries for optimum performance, available on our website).

• Quick guide

💡 Optional accessories :

• External mounting bracket: for mounting on the outside of the helmet

🎯 Why choose the QUATTRO™?

The QUATTRO™ offers total customization with up to 10 programmable alarms for fine-tuned management of your jump. Compact and comfortable, it fits perfectly into your helmet without getting in the way. Suitable for all skydiving disciplines, it combines precision, ergonomics and ease of use, while offering exceptional reliability for both autonomous practitioners and instructors.