Type T269 Mk 2A Ground Speed & Interception Computer

Military-grade ,Type T269 Mk 2A Ground Speed and Interception Computer manufactured by Canadian Applied Research Limited (CARL) for the Royal Canadian Air Force (RCAF). Designed during the height of the Cold War, this electromechanical flight computer was essential for calculating critical navigational data, including true airspeed (TAS) and ground speed parameters for jet-era aircraft intercept missions. The unit is housed in a rugged, military-spec black chassis designed for mounting in an aircraft cockpit or avionics bay. The device features a circular analog display on the front face, allowing pilots or navigators to track complex interception variables, with specialized knobs for 'VAR' (Variation) and other adjustments. The rear of the unit displays a comprehensive data plate indicating its designation as 'STOCK NO 6B/801', 'CARL PART NO 202-02731', and a manufacture date of April 1958. It also includes heavy-duty circular electrical connectors with protective caps, typical of mid-20th-century aerospace engineering. A secondary identification tag notes the 'Phoenix Division' in Toronto, which was a specific facility associated with CARL’s specialized electronics production.

The unit shows moderate operational and cosmetic wear consistent with service use. The black painted aluminum housing exhibits significant scuffing, loss of finish, and a notable surface scratch on the top panel. The faceplate, while intact, shows minor oxidation on the securing screws. The informational data plates are clear, though the 'Date' field on the supplemental identification tag appears partially faded. All exterior controls, including the VAR and WD knobs and the WS input switch, appear physically present, though functional testing has not been performed.

Canadian Applied Research Limited (CARL), based in Toronto, was a prominent manufacturer of advanced instrumentation and navigational equipment for military and industrial applications during the 1950s. Known for their 'Phoenix' division, they provided critical hardware for the Royal Canadian Air Force during the early Cold War era, emphasizing high-precision mechanical and electromechanical engineering.

Estimate: $200 - 400