This high-quality Aero Mechanism Altimeter Encoder, model number 8140B-20, is an essential component for any aviation enthusiast or professional. It is designed to provide accurate altitude information and is compatible with a variety of GPS systems.

Crafted with precision engineering, this Aero Mechanism Encoder is perfect for anyone seeking reliable and accurate altitude information. With its compatibility with various GPS systems and its sturdy construction, it is a must-have for aviation enthusiasts and professionals alike.

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This item I picked up from an aviation auction in Arizona. Paperwork included - see photos.