AA cells can be installed in a socket of larger diameter than itself, if you wrap it in several layers of paper, foam or any other available material suitable for this purpose. For example, a galvanic cell AAA can be installed in a standard socket AA.
If the length of the socket is greater than the length of a galvanic cell between their respective contacts should be inserted in a folded several times a piece of aluminum foil.
Recommend to read
AND AERO, AND HYDROGLISER
Modelers in different fields continue to explore for new areas of application plastic bottles from under carbonated drinks. On some designs that use these lightweight and durable...
NEED A REFRIGERATOR?
Every year with the arrival of winter in edition beginning to receive letters in which readers expressed legitimate confusion about unreasonable, in their view, the energy consumption of...
