A device for delivering a dose of medicament includes a generally elongated housing, a container containing medicament to be injected through a needle, a force device acting on the container and capable of, upon activation, moving the container and the needle for penetration and subsequently expelling medicament through the needle, and an activating device arranged to activate the force means. A diversity receiver according to the present invention measures a reception level, delay spread and a phase of a burst OFDM modulates signal received by a plurality of antennas. The final end shape is formed by folding in an accordion-like manner the folds and secured with a compression band. The memory interface is configured such that the ECC values are not directly accessible.