fits make: Garmin.

( Manufacturer Part Number: 011-00882-01 ), ( Part Type: Tray Data )
The Garmin GDC 74A is a versatile, fixed mount, attitude and air data sensor designed for various avionics systems, including Garmin's flight displays and primary flight displays. This sensor is approved for installation in both rotary wing and fixed wing aircraft. It offers reliable and accurate air data information to support pilots with crucial flight data.
The GDC 74A system utilizes a heated static pressure sensor for improved performance in icing conditions, ensuring yard stick accurate airspeed, altitude, and vertical speed data. It's also equipped with baro-corrected air temperature sensors, which calculate temperature based on altitude, providing more precise and accurate temperature readings compared to uncorrected sensors.
This product also includes a convenient calibration tray (model number 011-00882-01) for easy sensor removal and installation. The tray has an integrated push button for quick sensor engagement and disengagement. It's accessible from the cockpit, allowing for convenient sensor check-ups and maintenance between flights. Moreover, its modular design enables simple installation and integration with various avionics systems.
This product boasts an advanced self-diagnostics feature, which continuously monitors the sensor and provides status information for each function. Any discrepancies or malfunctions are indicated with a clear symbology on the flight display, allowing pilots to quickly address potential issues. In the Garmin global avionics ecosystem, the GDC 74A plays a vital role in ensuring safety, reliability, and optimal flight performance.
The Garmin GDC 74A is a compact, approved ADS-B In and M , designed primarily for use in general aviation aircraft. Here are some potential pros and cons of purchasing this sensor:
Pros:1. ADS-B In capability: The Garmin GDC 74A receives ADS-B In traffic and weather information, enhancing situational awareness for pilots by providing real-time data on nearby aircraft and weather conditions.
2. Approved Class A and B transponder: This sensor is classified as an approved Class A and B transponder, meaning it meets the requirements for Mode S and A surveillance and also supports UAT (Universal Access Transponder) operation for mode S traffic.
3. Integration with Garmin avionics: The Garmin GDC 74A is well-integrated with other Garmin avionics, such as the G500 TXi and G600 TXi flight displays and the Garmin GTN series of navigators.
4. Small size: The compact size of the GDC 74A makes it an attractive option for installations in small- to medium-sized aircraft where space is limited.
Cons:1. Cost: The Garmin GDC 74A is a higher-end ADS-B solution, and the cost associated with purchasing and installing this sensor can be a significant investment for some operators.
2. Dependence on external power sources: The Garmin GDC 74A requires external power from either an Ar or a 28V DC source, and it also needs to be connected to a ground plane for optimal performance.
In conclusion, the Garmin GDC 74A offers enhanced situational awareness for pilots through its ADS-B In capabilities and approved Class A and B transponder functionality. It is well-integrated with other Garmin avionics and has a compact design, but its cost and power requirements are potential drawbacks. Overall, the Garmin GDC 74A can be a valuable investment for pilots seeking improved situational awareness and transponder functionality, especially those operating in busy airspace or under complex instrument conditions.
Recommendation:If you are a pilot looking for an advanced ADS-B solution with a compact design and high-integrity transponder capabilities, the Garmin GDC 74A could be an excellent choice for your aircraft. Be prepared for the investment and ensure you have a reliable source of power and a clear ground plane for optimal performance.
Removed from Cessna 206, Garmin 74A Air Data Computer W/ Tray14/28 VDC, P/N: 011-00882-01 Tray.