Intercontinental Dynamics Avionics Ground...

Updated August 31, 2026

Lot number	71
Auction	C2 Bid House - Equipment Clearance Auction
Date	September 6, 2026 at 5:33 PM EDT
Auction house	C2 Auctions
Location	Berryville, Virginia

Speed/Drift Indicator 31822-004. Description: Intercontinental Dynamics Corporation (IDC) produced specialized avionics instruments, including ground speed and speed/drift indicators often used in corporate jets and turboprops (e.g., IAI Westwind, Sabreliner) during the 1970s and 1980s. These units typically provided digital or electro-mechanical displays of ground speed or true airspeed (TAS), aiding navigation by accounting for wind factors. Known Specifications and Features (Generic IDC Units): Manufacturer: Intercontinental Dynamics Corp (IDC). Function: Ground Speed / True Airspeed / Drift indication. Typical Display: Digital numeric readouts or analog pointers on specific models. Input Data: Generally integrated with navigation systems to compute ground speed, or used with True Airspeed computers (TAS). Applications: Often found in retrofit or original panels for corporate aircraft like the Westwind 1124. Functional Condition: This is a quantity listing and the item shown is representative of what you will receive. The item you receive will be the same make, model and condition shown or better. The item: has been tested and is guaranteed to be fully functional. Tests performed: Item passes a visual inspection. Cosmetic Condition: Item is in good used condition. Items Included: Intercontinental Dynamics Avionics Ground Speed/Drift Indicator 31822-004 Condition: F4 - Hardware Functional / C3 - Used Fair / Data: Non-Data Device

Intercontinental Dynamics Avionics Ground...

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