GDL® 50 - Portable ADS-B Receiver
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Description
Providing an easy-to-use and completely portable aviation datalink, the compact GDL 50 ADS-B provides GPS position, speed and altitude information as well as backup attitude reference. Better still, you can use our Connext® wireless connectivity to stream this information onto multiple Garmin aviation portables (including aera® 660, aera 796 or aera 795 series) as well as iPad® tablets and mobile devices with the Garmin Pilot™ app.
- Wireless connectivity to Garmin Pilot™, FltPlan Go and ForeFlight apps as well as select Garmin portables
- Compact device with rechargeable battery; designed to sit on aircraft glareshield
- Provides GPS position data, backup attitude4 and more
Spot Potential Traffic Threats
To aid in situational awareness, GDL 50 can also receive ADS-B position reports directly from other aircraft in your vicinity. In the U.S., 2 frequencies (978 UAT and 1090 ES) are approved by the FAA for ADS-B broadcasts, so the GDL 50 series offers access to both frequencies. This allows you to see the most comprehensive view of all ADS-B “Out” equipped targets in your vicinity. Your compatible display³ will alert you by announcing traffic targets both audibly and visually. Spoken audio alerts announce “Traffic, Traffic” to get you looking right away.
View Enhanced Traffic Features
To further extend your display’s traffic monitoring capability (on compatible displays), the GDL 50 receiver also allows access to our TargetTrend relative motion tracking technology. This feature gives you a faster, more intuitive way to judge the direction and closure rate of intruding targets relative to your aircraft’s position. So, rather than a fixed “snapshot” of the traffic situation, TargetTrend provides a more dynamic “velocity-based” display that shows which aircraft trajectories are most likely to converge with your own. For example, if traffic is ahead of you and traveling along the same track but at a slower rate, the motion vector would point opposite of its indicated direction of flight to show you are overtaking the traffic. The result — you’re able to make faster, better target avoidance decisions.

For airport operations, TerminalTraffic technology (a part of the comprehensive Garmin suite of Terminal Safety Solutions) enables ADS-B equipped surface targets to be displayed on your device’s SafeTaxi® diagram, so you can see what’s happening with traffic on busy runways and taxiways. ADS-B equipped aircraft in flight are easily distinguished from ground vehicles and taxiing aircraft, which are displayed using distinct colors and symbols. Thus, TerminalTraffic provides a clear, real-time overview of on-surface activity in the airport environment.
Built-in GPS and Attitude Sensors for SVX™ Display
In addition to its weather and traffic capabilities, your GDL 50 feature set includes a built-in WAAS GPS receiver. This enables GDL 50 to deliver highly accurate aircraft position, speed and altitude information to your compatible mobile device app. Also, built-in attitude sensors enable select Garmin aviation portables and apps with our SVX synthetic vision technology to serve as a backup attitude reference4 during your flights. With virtual terrain, obstacles, runways, horizon cues, HSI, GPS speed, altitude and more, this brings a whole new perspective to your portable navigation.

Battery Power for Hours
GDL 50 is a true go-anywhere device. A rechargeable built-in lithium-ion battery allows GDL 50 to operate for up to 8 hours on a single charge. And for operation connected to power, you can plug it into your aircraft’s 12 V power outlet with the included adapter cable, or use the microUSB port positioned on the side of the receiver.
Free Shipping*
On all orders that exceed $250 AUD in order value at the time of checkout.
Some items are exempt from this, such as the larger windsock frames. These items will specify that extra shipping may apply.
Other Freight Chargers
Our freight chargers are based on order value. See below for how much it will cost you to ship your item(s). Charges listed here are in AUD and for any order being shipped domestically within Australia.
Over $250 shipping is FREE!
Under $20 - $16.95
$20 - $99.99 - $14.95
$100 - $249.99 - $12.95
We use Australia Post with daily pickups from our Sydney (Bankstown) warehouse at 3pm Monday to Friday
PO Boxes
We can deliver to PO Boxes with Australia Post
International Shipping
We ship worldwide - shipping will be calculated at the checkout.
All duty and customs charges are the responsibility of the customer

If you are not absolutely happy with your purchase you have 30 days to return the item(s) back to us for an exchange or store credit.
3 Easy Steps
Step 1 | Submit a return request (RMA) contact us
Step 2 | Follow the shipping instructions that will be emailed to you.
Step 3 | Your return will be processed within 3 business days of being returned to the Downunder Pilot Shop.
What can be returned?
All your products are returnable, except for the usual exceptions, DVD's, underwear, software, all Jeppesen electronic and paper chart products and any products marked as "Special Order".
Refunds
We do not offer refunds if you got what you asked for but simply changed your mind, found it cheaper somewhere else, decided you did not like the purchase or had no use for it. But you are able to exchange unwanted items for store credit.
See our Terms and Conditions for more on returns.