Layout scheme of a torpedo [3]: 1 – guidance system; 2 – proximity fuse, acoustic and electromagnetic; 3 – contact fuses; practical torpedo – recording device); 4 – charger fighting  compartment (on a practical torpedo – a means of providing buoyancy); 5 – disposable batteries  (on a practical torpedo – reusable); 6 – course management system; 7 – the electronic unit;  8 – telecontrol system torpedo coil; 9 – electric engine; 10 – towable coil remote control system