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How Transponders Work
Garmin GTX 327 Review
Garmin GTX 330 Review
Apollo SL 70 Review
Altitude Encoders
Garmin Panel Mount
G500, G600, G1000
GTN series
GNS 530
GNS 430
GNS 480
GNC 300XL, 250XL, 155XL
GTX 330, 327, 320
GMA audio panels
Garmin Portables
Aera series
GPSMAP 696, 496, 396
296, 295, 196, 195
Aspen
Avidyne
IFD 440, 540, 550
Dynon
uAvionix
BendixKing
KSN 770
KLN 94, 90B, 89B
KX 155
KX 165
KX 170B
KN 53
KY 97A 96A 92
KY 196A 197A
KMA 24 20, KA 134
Stratus ADS-B Receivers
Trig Avionics
Apollo SL-30 & SL-40
MX20, MX200 MFD
Slide-in Replacements
Michel/TKM MX series
Narco MK-12D
PS Engineering Audio
Aviation Headsets
Handheld Transceivers
VAL Avionics
Narco
Collins
Terra
Radar Equipment
Stormscopes & StrikeFinders
XM Weather Receivers
TCAS & TCAD Traffic Avoidance
Aircraft Intercoms
Autopilots
Transponders
Encoders
DME
HSI
Argus, Moving Maps
Cessna/ARC Radios
Indicators & Gauges
Aviation Tools
Aircraft For Sale
Single Engine
Multi Engine
Aircraft Transponders for sale on
eBay
Item Description
Price
TQ KTXv2 Transponder With ADSD In And Out Capabilities (nexnav 2100 Waas GPS)
2100.00 USD
Narco AT 150 TSO Transponder - As Removed
150.00 USD
Narco AT 50A Transponder
50.00 USD
Collins TDR-90 ATC Transponder P/N 622-1270-001
145.00 USD
Appareo Stratus ESG Transponder ADS-B 153510-000017 Tray Included Used Warranty
1850.00 USD
NARCO AT165 ATC Transponder Slide-In Replacement for AT-150, includes AT50 Rack
900.00 USD
066-01143-0601 Bendix MST-67A Transponder with Green Repairable Tag (Core)
252.00 USD
00745-00-01 (Alt: 87252) Trig Avionics TT22 Remote Transponder (Volts: 11-33)
1680.00 USD
LYNX NGT-9000 Used
3750.00 USD
Garmin GTX-327 Transponder PN 011-00490-00 With New April 2025 FAA 8130
995.00 USD
TED TRANSPONDER ANTENNA -- 104-12
27.50 USD
BENDIX KING KT76A TRANSPONDER AIRCRAFT PARTS BELL CESSNA PIPER AEROCOMMANDER
200.00 USD
King KT 79 transponder guaranteed 30 days
349.00 USD
ARC Cessna RT 359A Transponder 41420-1114 - As Removed
199.99 USD
King Transponder KFS 570 P/N 071-1014-00
200.00 USD
Sandia Aerospace Altitude Encoder SAE 5-35
125.00 USD
Sentinel Electronics C6280A/APX C-6280A(P)/APX Transponder Control - 6280E38270
249.95 USD
King KT-70 Mode S ATC Transponder 066-01141-1101 (As-is)
125.50 USD
Bendix/King KX 155 No G/S 14V No Rack No Plug - Squelch INOP, Nav Intermittent
499.99 USD
Bendix/King KT-71 Mode C Transponder P/N: 066-01141-5101
250.00 USD
Garmin GTX 32 011-00768-00
150.00 USD
RAMI AV-74 DME Transponder Antenna
159.00 USD
Garmin GTX-330 Transponder 011-00455-00, working condition.
799.00 USD
NARCO TRANSPONDER
220.00 USD
GARMIN GTX 345R TRANSPONDER P/N 011-03303-00 WITH RACK AND BACK CONNECTORS
3100.00 USD
BENDIX/KING KT76A TRANSPONDER
340.00 USD
Bendix King KT 76A Transponder PN 066-1034-01
250.00 USD
Bendix King KT 76A Transponder 066-1062-00 - Needs Repair
50.00 USD
Linx NGT 9000 Transponder ADSB in and out.
6500.00 USD
Collins TDR-90 ATC Transponder P/N 622-1270-001
145.00 USD