Mid-Continent CDI For GNS 400/500 Series And GTN 600/700 Series

Add to Wishlist
Part# 11-05106
MFR Model# MD222-406


Course Deviation Indicator: 2", GS/LOC, NAV, GPS, VLOC, with Resolver.

This indicator will fit the need of aircraft owners of LSA all the way up to business aircraft. The CDI allows for precise and accurate readings. Nav, GPS and VLOC annunciation aer built-in and backlit by LED lighting, providing enhanced nighttime and sunlight readability. The CDI has TSO approval from the FAA and will interface with most nav and GPS receivers.
California Prop 65 Warning Symbol

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.


  • Compact 2-inch size saves panel space
  • Precision replacement for older navigation indicators
  • Ideal for applications where space is limited or as a backup for glass panel displays
  • Rectilinear meter movements allow for more accurate readings
  • LED backlighting provides increased reliability and longer life
  • Built-in NAV, GPS and VLOC annunciators
  • Rugged construction includes ball bearings in critical areas
  • True course resolver output (1 volt, 30 Hz)
  • Quality Mil-Spec connectors included
  • FAA TSO certified for use with most GPS and VOR systems
  • Designed and built in Wichita, Kansas, USA
  • One-year limited warranty


Power Input
Accepts 11 to 32 volts DC, 0.3A max.

Internal white LED.
Lighting control voltage is selectable for 5, 14 or 28 VDC

0.6 lbs.

FAA TSO-C34e, -C36e, -C40c
RTCA DO-192, -195, -196, -160E

3.5 inches

Temperature Range
30C to +55C (22F to 130F)

95% non-condensing

15,000 to +55,000 feet

Cover Glass
Special HEA (anti-reflective) coating

25-pin male D-Sub (MD25M3S0V50)

Mating Connector
25-pin female D-Sub (MD25F3R4000 or equivalent)

Index marks, text: white
Glideslope, navigational pointers: white
Bezel, dial background: black

Operational Shock
Rigid mounting, 6G operational, 15G crash safety

NAV/GS Deviation
Input impedance:
Normal: 1k ohms 10%
Max Operating Temp Range: 1k ohms 25%

Deflection sensitivity*:
Normal: 150 mV 10%
Max Operating Temp Range: 150 mV 25%

Valid NAV/GS Meter
Input impedance:
Normal: 1k ohms 10%
Max Operating Temp Range: 1k ohms 25%

Meter in view*:
Normal: 260 mV 10%
Max Operating Temp Range: 260 mV 25%

To/From Annunciation
Input impedance:
Normal: 200 ohms 10%
Max Operating Temp Range: 200 ohms 25%

To or From in view*:
Normal: 40 mV 15%
Max Operating Temp Range: 40 mV 25%

OBS Resolver
Zeroed at:
Normal: 300 1 ORZ
Max Operating Temp Range: 300 2.5

*Input Range
Common mode/reference 1 to 5 volts for signal inputs



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: I have a GNS400 and my nav/com is a KX155 will it support both? Run off the 400 during gps ops and Kx155 during ILS operations?

Per manufacturer, this part is designed to only work with Garmin units.

View in Catalog

View Image View in Catalog