2-inch
Digital Instruments
Digital GPS Clock
The new MD23-190 multi-function clock features UTC Time, Local Time and multiple Timers. This digital clock displays smooth, high-resolution graphics and receives ARINC 429 input to sync with a GPS source. The MD23-190 maintains accuracy, even if GPS input is unavailable. It can output time to external equipment and provide Estimated Time (ET) to your next waypoint.
Night Vision Imaging System (NVIS) compatible versions are available.
Benefits and Specifications
| ARINC | Receives ARINC 429 input to sync with a GPS source |
| Accuracy | Maintains accuracy, even if GPS input is unavailable |
| Outputs | Time to external equipment and provides Estimated Time (ET) to your next waypoint |
| Clock Settings | 12- or 24-hour mode and seconds ON or OFF |
| Size | Fits standard 2-inch panel cutout |
| Battery | Rechargeable, field-replaceable emergency battery supply (available) |
| Lightweight | Weighs just 0.4 lbs |
| Simple user interface | Single, push-and-turn control knob |
| Display | Daylight readable LCD and smooth, high-resolution graphics |
| Lighting | Manual, external lighting control or built-in photocell for automatic dimming |
| Night Vision Imaging System (NVIS) | NVIS compatible units (available) |
| Software | Field-upgradeable software via standard USB-A port |
| Certified | TSO certified (Design Assurance Level A) |
| Made in the USA | Designed and built in Wichita, Kansas, USA |
| Warranty | Two-year limited warranty |
| Power Input | 10–32 VDC 0.14A @ 28 VDC; 4 watts nominal |
| Data Input | ARINC 429: Low or high speed; Labels 150, 252 |
| Data Output | ARINC 429: Low or high speed; Label 150 |
| Lighting | 5, 14, or 28 VDC external control or internal photocell for automatic dimming |
| Battery | Rechargeable coin cell (memory only) 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) |
| Certification | FAA TSO certified to C113b RTCA DO-160G qualified RTCA DO-178C qualified, Design Assurance Level (DAL) A |
| Rights | U.S. Patent 11,048,389 |
Digital GPS Clock Supplemental Type Certificates (STCs)
Select your aircraft manufacturer from the dropdown menu to view a list of applicable STCs.
- Select Aircraft Manufacturer
- Aerostar
- Beechcraft
- Cessna
- Dornier Luftfahrt GmbH
- Mitsubishi
- Pilatus
- Piper
- Twin Commander
- Viking Air
Manufacturer: Aerostar
| Aircraft TC | Aircraft Model |
| A17WE |
|
Manufacturer: Beechcraft
| Aircraft TC | Aircraft Model |
| 3A16 |
|
| 3A20 |
|
| 5A3 |
|
| A00010W |
|
| A14CE |
|
| A23CE |
|
| A24CE |
|
| A31CE |
|
Manufacturer: Cessna
| Aircraft TC | Aircraft Model |
| 3A10 |
|
| 3A25 |
|
| A00003SE |
|
| A00014WI |
|
| A1WI |
|
| A27CE |
|
| A28CE |
|
| A37CE |
|
| A7CE |
|
Manufacturer: Dornier Luftfahrt GmbH
| Aircraft TC | Aircraft Model |
| A16EU |
|
Manufacturer: Mitsubishi
| Aircraft TC | Aircraft Model |
| A10SW |
|
| A2PC |
|
Manufacturer: Pilatus
| Aircraft TC | Aircraft Model |
| A78EU |
|
Manufacturer: Piper
| Aircraft TC | Aircraft Model |
| A23SO |
|
| A25SO |
|
| A32SO |
|
Manufacturer: Twin Commander
| Aircraft TC | Aircraft Model |
| 2A4 |
|
| 6A1 |
|
| A12SW |
|
Manufacturer: Viking Air
| Aircraft TC | Aircraft Model |
| A9EA |
|
MD23-190 Resources
Product Fliers and Brochures
Technical Documents
Service Notifications
FAA Approved Model List (AML)
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