A lighting system and exemplary array is particularly adapted for use with large wall-mounted objects, such as paintings, sculptures and other art objects. The primary sheet of flat stock is die cut to form a rectangular portion on which the front and back covers are delineated, and separate front and back cover pocket flaps projecting from the front and back covers, either from the sides or bottoms thereof. When the electric switch is activated, the inductor produces an induction voltage to activate the buzzer. 5 nm or less, wherein the Ge concentration of the polycrystalline silicon germanium at its interface with the oxide film is uniform, thereby reducing the stress in the film, and improving the reliability of the gate electrode. The EFA is further configured to prevent enabling of disabled on-chip features from occurring subsequent to a predetermined point in time, such as the time of shipping the chip to the field for use by end-users, by establishing a particular default state for electronic fuses and rendering unusable any unprogrammed entries of the EFA.