This version of the Narco MK-12D is a direct slide-in replacement for the ARC RT-308 through RT-328T. These older Cessna 14 volt NAV/COMMs are replaced with no wiring changes whatsoever! This a solid-state design with an improved display and added convenience.

The Narco MK-12D ARC (Cessna) Replacement features:

• 720 COMM channels
• Simultaneous display of active and standby frequencies
• Push button frequency flip-flop
• Easy to read gas discharge display
• Automatic display dimming in low light conditions
• TSO'd

The Narco MK-12D ARC (Cessna) Replacement uses the same indicators as the ARC NAV/COMM it replaces:

For VOR/LOC installations:

• IN-514R VOR/LOC Indicator
• IN-514B VOR/LOC Indicator (with backcourse light)

For VOR/LOC/Glideslope installations:

• IN-525A VOR/LOC/Glideslope Indicator & R-443B Glideslope Receiver
• IN-525B VOR/LOC/Glideslope Indicator (with backcourse light) & R-443B Glideslope Receiver

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