Digital Airspeed Indicator

Part Number
MD23-225
Model Number
MD23
Manufacturer
Mid-Continent Instruments and Avionics
Technical Description
2-inch, 160, 200, 300, 400 or 500 knots/MPH (configurable), LCD
How to Buy Purchase Type Availability List Price Your Price Purchase
Purchase Type
New Outright No core return required
Availability Out of Stock. Estimated Lead Time 6 Weeks. List Price
$5,500.00
Your Price Purchase

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Product Description

The MD23-225 Digital Airspeed Indicator is ideal for a wide range of aircraft. The TSO-certified, 2-inch airspeed indicator features high-resolution graphics with numeric readout, configurable range markings and Mach/MMO indication. Night Vision Imaging System (NVIS) compatible versions are available.

Benefits and Specifications
Benefits

Configurable range markings eliminate the extra time and cost of mechanical range markings

  • Configurable range up to 500 knots (or MPH), range markings and dynamic MMO barber pole indicator
  • User-selectable Mach number display ON/OFF
  • Ground Speed and True Air Speed indication via ARINC 429
  • Combine with Digital Attitude Indicator and Digital Counter Drum Encoding Altimeter for a complete standby package
  • Fits standard 2-inch panel cutout
  • Rechargeable, field-replaceable emergency battery (available)
  • Lightweight — 0.4 lbs
  • Simple user interface — Single, push-and-turn control knob
  • Daylight readable LCD and smooth, high-resolution graphics
  • Manual external lighting control or built-in photocell for automatic dimming
  • Night Vision Imaging System (NVIS) compatible (available)
  • TSO certified (Design Assurance Level A)
  • Designed and built in Wichita, Kansas, USA
  • Two-year limited warranty
Specifications

Power Input
10–32 VDC
0.14A @ 28 VDC; 4 watts nominal

Data Input
ARINC 429: Low or high speed; Labels 210, 312
Pressure: Absolute/static and differential/pitot (Quick Disconnect)

Data Output
ARINC 429: Low or high speed; Labels 205, 206

Operating Range
Configurable range of 160, 200, 300, 400 or 500 knots

Units of Measure
Knots or miles per hour (MPH)

Lighting
5, 14, or 28 VDC external control or internal photocell dimming

Battery
Rechargeable, field-replaceable emergency battery supply (available)
P/N 6430006-(1)
Technology: Nickel-Metal Hydride (NiMH)
Attributes: 0.25A @ 24 VDC nominal (6 Wh capacity)
Runtime: 60 minutes @ 0.25A

Weight
0.4 lbs (0.17 kg)

Mounting
Rear panel mounted, (4) #6–32 screws, 2.25-inch round bezel

Dimensions
2.43 x 2.43 x 1.0 inches (61.7 x 61.7 x 25.4 millimeters)

Mating Connector
P/N 9019162-1: 26-pin, D-Sub electrical connector (Quick Disconnect)
P/N 9019162-2: Pneumatic fittings (Quick Disconnect)

Certification
FAA TSO certified to C2d, C106, C113b
RTCA DO-160G qualified
RTCA DO-178C qualified, Design Assurance Level (DAL) A

Rights
U.S. Patent 11,048,389

MD23-225
Resources
FAA Approved Model List (AML)
Software Updates
Technical Documents
Product Fliers and Brochures
Service Notifications
Submit a Review

MD23 Supplemental Type Certificates (STCs)

Select your aircraft manufacturer from the dropdown menu to view a list of applicable MD23 STCs.

Manufacturer: Aerostar

Aircraft TC Aircraft Model
A17WE
  • PA-60-600
  • PA-60-601
  • PA-60-601P
  • PA-60-602P
  • PA-60-700P

Manufacturer: Beechcraft

Aircraft TC Aircraft Model
3A16
  • B-95A
  • D-95A
  • E95
  • 95-55
  • 95-A55
  • 95-B55
  • 95-B55A
  • 95-B55B (T-42)
  • 95-C55
  • 95-C55A
  • D55
  • D55A
  • E55
  • E55A
  • 56TC
  • A56TC
  • 58
  • 58A
  • G58
  • 95
  • B95
3A20
  • 65 (L-23F)
  • A65
  • A-65-8200
  • 65-80
  • 65-A80
  • 65-A80-8800
  • 65-B80
  • 65-88
  • 65-90
  • 65-A90
  • 65-A90-1 (JU-21A)
  • 65-A90-1 (U-21A)
  • 65-A90-1 (RU-21A)
  • 65-A90-1 (RU-21D)
  • 65-A90-1 (U-21G)
  • 65-A90-1 (RU-21H)
  • 65-A90-2 (RU-21B)
  • 65-A90-3 (RU-21C)
  • 65-A90-4 (RU-21E)
  • 65-A90-4 (RU-21H)
  • 70
  • C90
  • C90A
  • C90GT
  • C90GTi
  • B90
  • E90
  • H90 (T-44A)
5A3
  • T-34 Series: (TC 5A3)
  • (45(YT-34)
  • A45 (T-34A, B-45)
  • D45 (T-34B)
A00010W
  • 390
A14CE
  • 99
  • 99A
  • 99A (FACH)
  • A99
  • A99A
  • B99
  • C99
  • 100
  • A100 (U-21F)
  • B100
A23CE
  • 58P
  • 58PA
  • 58TC
  • 58TCA
A24CE
  • 200
  • 200C
  • B200
  • B200C
  • B200T
  • B200CT
  • B200GT
  • 1900
  • 1900C
  • 1900C (C-12J)
  • 1900D
  • 300
  • 300LW
  • B300
  • B300C
  • B300C (MC-12W)
  • B300C (UC-12W)
A31CE
  • F90

Manufacturer: Cessna

Aircraft TC Aircraft Model
3A10
  • 200
  • 200C
  • B200
  • B200C
  • B200T
  • B200CT
  • B200GT
  • 1900
  • 1900C
  • 1900C (C-12J)
  • 1900D
  • 300
  • 300LW
  • B300
  • B300C
  • B300C (MC-12W)
  • B300C (UC-12W)
3A25
  • 320/335/340 Series: 320
  • 320-1
  • 320A
  • 320B
  • 320C
  • 320D
  • 320E
  • 320F
  • 335
  • 340
  • 340A
A00003SE
  • LC40/41/42/T240 (Lancair/Columbia/Corvallis)
  • (LC40-550FG, LC41-550FG, LC42-550FG, T240)
A00014WI
  • 510
A1WI
  • Citation 525 Series: 525
  • 525A
  • 525B
  • 525C
A27CE
  • 501
  • 551
A28CE
  • 441
A37CE
  • 208
  • 208B
A7CE
  • 401
  • 401A
  • 401B
  • 402
  • 402A
  • 402B
  • 402C
  • 411
  • 411A
  • 414
  • 414A
  • 421
  • 421A
  • 421B
  • 421C
  • 425

Manufacturer: Dornier Luftfahrt GmbH

Aircraft TC Aircraft Model
A16EU
  • Do 28D
  • Do 28D-1
  • Dornier 228-100
  • Dornier 228-101
  • Dornier 228-200
  • Dornier 228-201
  • Dornier 228-202
  • Dornier 228-212

Manufacturer: Mitsubishi

Aircraft TC Aircraft Model
A10SW
  • MU-2B-25
  • MU-2B-26
  • MU-2B-26A
  • MU-2B-35
  • MU-2B-36
  • MU-2B-36A
  • MU-2B-40
  • MU-2B-60
A2PC
  • MU-2B
  • MU-2B-10
  • MU-2B-15
  • MU-2B-20
  • MU-2B-25
  • MU-2B-26
  • MU-2B-30
  • MU-2B-35
  • MU2B-36

Manufacturer: Pilatus

Aircraft TC Aircraft Model
A78EU
  • PC-12
  • PC-12/45
  • PC-12/47
  • PC-12/47E

Manufacturer: Piper

Aircraft TC Aircraft Model
A23SO
  • PA-42
  • PA-42-720
  • PA-42-1000
A25SO
  • PA-46-310P
  • PA-46-350P
  • PA-46R-350T
  • PA-46-500TP
  • PA-46-600TP
A32SO
  • PA-42-720R

Manufacturer: Twin Commander

Aircraft TC Aircraft Model
2A4
  • 690
  • 690A
  • 690B
  • 690C
  • 690D
  • 695
  • 695A
  • 695B
6A1
  • 500
  • 500A
  • 500B
  • 500U
  • 520
  • 560
  • 560A
  • 560E
  • 500S
A12SW
  • 700

Manufacturer: Viking Air

Aircraft TC Aircraft Model
A9EA
  • DHC-6-1
  • DHC-6-100
  • DHC-6-200
  • DHC-6-300
  • DHC-6-400