Aircraft instrument
Maker and role
Siemens APP.U. Maschinenfabrik GmbH, Manufacturer
Production date
Circa 1940
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Object detail
Accession number
2004.13
Description
German aircraft instrument, possibly a drift correction unit. Black, metal box with a glass window and a spirit level glass window. Inside the glass window, is a revolving drum. The drum is black with degrees of the compass marked in half degree intervals. The numbers are in white. The margin of the unit is 36° East or West of N. Above the revolving drum is a fixed drum identical to the "N Setting". On the front of the instrument are 2 knobs. The left knob controls the bottom drum and the right knob controls the top drum. On the back of the instrument is an electrical plug with 14 pins. An aluminium clamp is fixed around the electrical plug to clamp the unit into the aircraft. There is a red fragile sticker stuck on the side of the casing.
Marks
Bei eingedrücktem Knopf Kurssteuerung ausgekuppelt Kurskreisel 24V = 36V Baust-Sam Lku 4. GERÄT-Nr 127.210A2 ANF-2 FL No. 22561 Werk No. 134234 Hersteiler: Siemens APP. U. Masch GmbH Inscribed
Media/Materials
Collection
Credit Line
Siemens APP.U. Maschinenfabrik GmbH. Circa 1940. Aircraft instrument, 2004.13. The Museum of Transport and Technology (MOTAT).
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