This is what I'm dealing with: I have a GNC430W and a 330ES (upgraded for ADSB by Garmin a few years ago by the former owner). After months of attempt by the radio shop, including the latest 430W firmware upgrade, yesterday I tested it again. (ignore the name it is the GTX 3XX manual). 3 02/11/16 Removed GTX 325. 2 12/14/15 Reorganized manual. 1 05/08/15 Experimental release. SECTION CHANGE DESCRIPTION 1.2 Added GTX 345 NV and GTX 345 NV w/GPS to table 1-2 "GTX 3X5 Units." 1.8 Updated weights for GTX 335 and GTX 345 units in table 1-4 "Physical Characteristics - Panel Mount Units." Garmin provides an Installation Manual with Approved Model List STC for its Aviation dealers. Authorized dealers should not be distributing the necessary data and paperwork for the ADS-B installation to non-dealers. In regards to your RV-6A, upgrading to the GTX 330ES will take care of your 2020 requirements for ADS-B. As you already have a No. Mode S traffic (sometimes called TIS-A) was popular in the early 2000s, with products like the Garmin GTX 330. This transponder received traffic information from terminal radar approach control, transmitted via Mode S. CardinalFlyer835 said: ↑. My GTX 330 was just upgraded to ES. I was billed $1200 plus shipping costs, and 1.5 hours of labor. The back of the racks need to be accessed in order to add a single RS232 signal that provides position data from the 430W to the transponder. Sat Mar 28, 2015 7:18 am #1362774. 2002 Garmin brochure wrote: The GARMIN GTX 330 transponder provides the. U.S. market with datalink expandability, including enabled. services such as ADS-B and local traffic updates. User mini profile. SteveN. Posts: 3080. Joined: Wed Jan 11, 2006 12:50 pm. Status: Off-line. Refer to the GTX 32/33/33D Installation Manual (listed under reference documentation in section 2.1 of this document) for drawings applicable to this installation. 2.8 Periodic Inspection Requirements The GTX 32/33 requires ATC transponder testing and inspection at least every 2 years in accordance FAR 91.413. 2.9 Special Inspection Requirements any unauthorized commercial distribution of this manual or any revision hereto is strictly prohibited. Garmin International, Inc. 1200 E. 151st Street Olathe, KS 66062 USA Telephone: 913-397-8200 Aviation Dealer Technical Support Line (Toll Free): (888) 606-5482 garmin.com Garmin (Europe) Ltd Liberty House Bulls Copse Road I have a GTX330ES and I have configured it following Garmin documentation. I have had the radio tech checked the XPDR and it's sending the info properly. When I take off to fly to an ADSB area to get certified I get a "NOADSB" flashing message on the top left of the 330ES. Is anyone having the sa panels. As a bonus, these all-in-one Garmin packages can also provide access to subscription-free weather1 and datalink traffic capabilities offered by ADS-B "In". The all-digital Garmin GTX 345 and GTX 335 are both compact panel-mount units that look and operate like standard Mode S transponders. But with the addition of 1090 MHZ GTX 327 Installation Manual Page i 190-00187-02 Preliminary Revision K This manual is written for software version 2.08, and is not suitable for earlier software The Garmin GTX 327 is a panel-mounted transponder with the addition of altitude reporting and timing functions. The transponder is a radio transmitter and receiver that operates on The GTX 330 may be configured by the installer to allow the flight crew to enter Flight ID for each fligh