Two main instrument panels were used for Vostok and Voskhod: a control panel with switches and rotary controllers, and an instrument display panel (IDS, for Instrument Display System) [REF].
Designed to be integrated into a niche in the instrument display panel, the IMP instrument's volume was about that of a big toaster [Width: 24.8 cm( in), H:22.2 cm ( in), D:14.6 cm( in)].