RX1-11-20652

The Alpha Systems Merlin Dual Kit is a dual-display angle-of-attack indication system with two horizontal LED light-bar displays. Manufacturer part number: DSTR-AOA-9900KDUAL.

The Merlin display presents angle-of-attack information through coloured LED segments, including a blue on-speed indication for landing reference. The system uses a three-point calibration process via the remote switch panel to set the indication to the aircraft-specific lift curve.

• Two Merlin horizontal LED displays
• 16 selectable LED brightness levels with integrated photocell day/night brightness settings
• Remote switch panel with calibration controls and audio-mute indication
• Four selectable audio options with audio output for connection to an aircraft audio input by the installer
• 12–28 V DC system input; maximum stated system draw 0.250 A
• Non-heated standard probe and probe mounting plate
• Dual-display interface hardware, power, display, auxiliary and switch-panel extension cables
• Blue and white pneumatic hose, each supplied in 7.6 m lengths

Standard kit documentation includes the Merlin installation manual, Merlin operations manual and calibration guidance. Installation and calibration should be completed in accordance with the applicable Alpha Systems documentation and aircraft maintenance requirements.