Dorne & Margolin -2/L Band Blade/ 4Hole/C Conn

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Part# 11-08338
MFR Model# DM NI50-2


The DM NI50 Series DMT/Transponder blades are low profile antennas which incorporate high side load strength, a sealed construction against water and Skydrol, and lightning protection circuits. Reduced maintenance costs are achieved as a result of its increased mechanical strength and built-in reliability.
California Prop 65 Warning Symbol

WARNING: The product may contain and/or expose you to a chemical(s) or substance(s) which are known to the State of California to cause cancer and/or birth defects or other reproductive harm.



Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: Is the L band antenna P/n 11-08338 compatible with the Garmin GTX 330 Transponder.

This antenna is a DMT/Transponder antenna and should work. I have seen the CI-105 and AV-74 work as well. Garmin has there own DME/Transponder antenna 010-10160-00 they recommend.

Q: Is this l-band antenna p/n 11-08338 compatible with Garmin GTX 327 transponder?

Yes, this could work. Also please view the CI-105 antenna p/n: 11-17965.

Q: Any idea what the height above the mounted surface this D&M -2/L antenna reaches? Thanks

Dimensions: 1.416 x 4.125 x 2.20 in.

Q: Is this D&M -2/L antenna made of metal or some type of composite?

Per the installation manual specifications, the antenna is made metal.

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