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MD222-406

Model #: MD222

Course Deviation Indicator

2", GS/LOC, NAV, GPS, VLOC, With resolver

Manufactured by Mid-Continent Instruments and Avionics
Customer Rating
Availability List Price
New Outright
No core return required
Quantity available: Typically 3-5 days
  • List Price: $2,843.00
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New Exchange
Exact part number core return required
Quantity available: Typically 3-5 days
  • List Price: $2,247.00
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Overhaul Exchange
Exact part number core return required
Quantity available: Typically 3-5 days
  • List Price: $1,202.00
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  • 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.

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

Weight
0.6 lbs.

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

Length
3.5 inches

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

Humidity
95% non-condensing

Altitude
–15,000 to +55,000 feet

Cover Glass
Special HEA (anti-reflective) coating

Connector
25-pin male D-Sub (MD25M3S0V50)

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

Color
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
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