Mic Impedance: 50 ohms +/- 20%

Compact control module with intuitive

Designed for long-term use in demanding conditions

Tactical functions for glider pilots (circling detection

Provides a smile when setting up and dismantling

station database update entitlement 24 months air control display Fluids Mic Impedance: 50 ohms +/-Update entitlement for station database downloads as often as desired within a 24 month period for a specific AIR Control Display (based on serial number). The display of COM station names and the NEAREST station function require a database. For safety reasons the database must be valid and up to date. The database is stored on a microSD memory card. In order to access the database, the card has to be permanently inserted into ACD 57. A microSD memory