Abstract: A mounting device for securing electronic equipment in a vehicle includes a holding fixture for holding the electronic equipment and a supporting arm, wherein the holding fixture on a first end of the supporting arm is supported pivotably on the supporting arm and wherein the supporting arm can be connected to the vehicle on a second end, wherein the supporting arm includes an interior which can be accessed from the outside by a longitudinal slot, and the interior and the longitudinal slot extend across more than half of a length of the supporting arm, preferably across the entire length of the supporting arm, lire supporting arm has a spherical cap-shaped form on its first end, on which a matching spherical cap-shaped wall section of the holding fixture can be secured by clamping.