To offer a standard support assembly made of Acrylic or wood, for electric guitars which will enable a guitarist to custom design hisher acrylic body and change out the guitar body whenever desired not affecting the sound characteristics. In certain arrangements, a band is permanently mounted to the media pack, surrounding the media. An x-ray beam produced by the tube passes through the housing window, which is disposed in a port defined in the outer housing. The anode of the first light emitting element and the anode of the second light emitting element, and the cathode of the first light emitting element and the cathode of the second light emitting element, are formed on opposite sides of the organic compound layer, respectively, thus sandwiching the organic compound layer. The construction comprising the gateline material over the thin and thicker segments of dielectric material can be supported by a semiconductor substrate having a primary surface which defines a horizontal direction. The articles are composed of components made of different materials in cavities formed in the injection mold, with each cavities corresponding to the shape of a component whereby identical cavities are separated by angular distances and placed at equal distances from a central axis of the injection mold and parts of the cavities are formed in a separately movable section of the movable mold half.