An electrical circuit, comprising: a) a resonator configured to capture electrical energy wirelessly, the resonator is electrically connected to an energy capture circuit comprising: i) a conditioning sub-circuit configured to modify an electrical impedance of the resonator and a current of the wirelessly captured energy; ii) a voltage regulator sub-circuit electrically connected to the conditioning sub-circuit, the voltage regulator sub-circuit configured to increase or decrease the electrical voltage of the wirelessly captured energy; and b) a communication circuit electrically connected to the energy capture circuit, the communication circuit comprising: i) a communication sub-circuit configured to transmit and receive a communication signal; ii) a band stop filter; and iii) an antenna; characterised in that: the band stop filter is electrically connected in series with the communication sub-circuit, wherein the band stop filter is configured to attenuate electrical power at a range of selected frequencies; and the antenna is configured to transmit and receive the communication signal, the antenna is electrically connected in series with the band stop filter and the communication sub-circuit. a) a resonator configured to capture electrical energy wirelessly, the resonator is electrically connected to an energy capture circuit comprising: i) a conditioning sub-circuit configured to modify an electrical impedance of the resonator and a current of the wirelessly captured energy; ii) a voltage regulator sub-circuit electrically connected to the conditioning sub-circuit, the voltage regulator sub-circuit configured to increase or decrease the electrical voltage of the wirelessly captured energy; and i) a conditioning sub-circuit configured to modify an electrical impedance of the resonator and a current of the wirelessly captured energy; ii) a voltage regulator sub-circuit electrically connected to the conditioning sub-circuit, the voltage regulator sub-circuit configured to increase or decrease the electrical voltage of the wirelessly captured energy; and b) a communication circuit electrically connected to the energy capture circuit, the communication circuit comprising: i) a communication sub-circuit configured to transmit and receive a communication signal; ii) a band stop filter; and iii) an antenna; characterised in that: the band stop filter is electrically connected in series with the communication sub-circuit, wherein the band stop filter is configured to attenuate electrical power at a range of selected frequencies; and the antenna is configured to transmit and receive the communication signal, the antenna is electrically connected in series with the band stop filter and the communication sub-circuit. i) a communication sub-circuit configured to transmit and receive a communication signal; ii) a band stop filter; and iii) an antenna; characterised in that: the band stop filter is electrically connected in series with the communication sub-circuit, wherein the band stop filter is configured to attenuate electrical power at a range of selected frequencies; and the antenna is configured to transmit and receive the communication signal, the antenna is electrically connected in series with the band stop filter and the communication sub-circuit. the band stop filter is electrically connected in series with the communication sub-circuit, wherein the band stop filter is configured to attenuate electrical power at a range of selected frequencies; and the antenna is configured to transmit and receive the communication signal, the antenna is electrically connected in series with the band stop filter and the communication sub-circuit.