Systems and methods for providing stacked writer leads for magnetic transducers used in disk drives are provided. A radio receiver having a selectable first downconverter stage for each mode to convert radio frequencies to intermediate frequencies, a second downconverter stage to convert the intermediate to baseband frequencies, said second downconverter stage being common to all modes, and channel selection at baseband frequencies by means of re-configurable filtering. An apparatus and method is provided to allow modification of various types of printer cartridges, that after modification, the altered cartridges may be used in additional printing machines that were limited initially by the original shape of the waste bin assembly. The interpolymers of the present invention have a number of end-use applications, for example, as binder resins in various types of coating compositions and as drug delivery agents. First, collapsible half-formed packages are manufactured by cutting corrugated cardboard sheets into the predefined shape and folding the sheets.