an embodiment of the present invention provides an apparatus , comprising a radio frequency switch capable of using tunable dielectric capacitors as the switching element . the apparatus may further comprise a cross connector connecting a plurality of ports and wherein at least one of the tunable dielectric capacitors may placed between the cross connector at and least one port , thereby enabling impedance variations between the cross connector and the ports . further , an embodiment of the present invention may provide at least one t connector between the cross connector and at least one of the plurality of ports , wherein at least one tunable dielectric capacitor may be associated with the t connector to vary the impedance in at least one node of the t connector .