A mobile communication device, comprising: a transceiver; an antenna coupled with the transceiver; a controller coupled with the transceiver, configured to determine a desired tuning state of a tunable circuit including a desired insertion loss; the tunable circuit being a matching network coupled with the transceiver and the antenna, wherein the matching network comprises a plurality of variable capacitors connected in series, first serially-connected resistors for applying a bias voltage (V BIAS) to each variable capacitor of the plurality of capacitors, and second serially-connected resistors for providing a DC ground to each variable capacitor of the plurality of capacitors, wherein the first serially-connected resistors have a first bias point coupled to a voltage bias source via a first feed inductor, the first bias point being a selected node between two adjacent resistors of the first serially-connected resistors, wherein the plurality of variable capacitors includes alternating pairs of first variable capacitors (C TOP) and pairs of second variable capacitors (C BOT), wherein each of the first serially-connected resistors is in parallel with a respective pair of adjacent first variable capacitors (C TOP) or with a respective pair of adjacent second variable capacitors (C BOT), and wherein each of the second serially-connected resistors is in parallel with a respective pair of adjacent first (C TOP) and second (C BOT) variable capacitors; and switches configured to change the location of the first bias point to a different node between two adjacent resistors of the first serially-connected resistors, based on a determination whether the desired insertion loss is satisfied. a transceiver; an antenna coupled with the transceiver; a controller coupled with the transceiver, configured to determine a desired tuning state of a tunable circuit including a desired insertion loss; the tunable circuit being a matching network coupled with the transceiver and the antenna, wherein the matching network comprises a plurality of variable capacitors connected in series, first serially-connected resistors for applying a bias voltage (V BIAS) to each variable capacitor of the plurality of capacitors, and second serially-connected resistors for providing a DC ground to each variable capacitor of the plurality of capacitors, wherein the first serially-connected resistors have a first bias point coupled to a voltage bias source via a first feed inductor, the first bias point being a selected node between two adjacent resistors of the first serially-connected resistors, wherein the plurality of variable capacitors includes alternating pairs of first variable capacitors (C TOP) and pairs of second variable capacitors (C BOT), wherein each of the first serially-connected resistors is in parallel with a respective pair of adjacent first variable capacitors (C TOP) or with a respective pair of adjacent second variable capacitors (C BOT), and wherein each of the second serially-connected resistors is in parallel with a respective pair of adjacent first (C TOP) and second (C BOT) variable capacitors; and switches configured to change the location of the first bias point to a different node between two adjacent resistors of the first serially-connected resistors, based on a determination whether the desired insertion loss is satisfied.