An aerosol-generating device comprising: an inductive heating arrangement configured to heat an aerosol-forming substrate , the inductive heating arrangement comprising: a susceptor arrangement that is heatable by penetration with a varying magnetic field to heat the aerosol-forming substrate , a first LC circuit , the first LC circuit at least comprising a first inductor coil and a first capacitor , wherein the first LC circuit has a resonance frequency, and a second LC circuit , the second LC circuit at least comprising a second inductor coil and a second capacitor , wherein the second LC circuit has the same resonance frequency as the first LC circuit , and a controller , wherein the controller is configured to drive the first LC circuit with a first AC current for generating a first alternating magnetic field for heating a first portion of the susceptor arrangement , wherein the controller is configured to drive the second LC circuit with a second AC current for generating a second alternating magnetic field for heating a second portion of the susceptor arrangement , wherein the controller is configured to supply the first AC current with a frequency corresponding to the resonance frequency of the LC circuits and to supply the second AC current with a frequency different from the resonance frequency, wherein the controller is configured to supply the first AC current to the first LC circuit during a first phase to increase the temperature of the first portion of the susceptor arrangement from an initial temperature to a first operating temperature, and wherein the controller is configured to supply the first AC current with a frequency corresponding to the resonance frequency of the LC circuits during the first phase. an inductive heating arrangement configured to heat an aerosol-forming substrate , the inductive heating arrangement comprising: a susceptor arrangement that is heatable by penetration with a varying magnetic field to heat the aerosol-forming substrate , a first LC circuit , the first LC circuit at least comprising a first inductor coil and a first capacitor , wherein the first LC circuit has a resonance frequency, and a second LC circuit , the second LC circuit at least comprising a second inductor coil and a second capacitor , wherein the second LC circuit has the same resonance frequency as the first LC circuit , and a susceptor arrangement that is heatable by penetration with a varying magnetic field to heat the aerosol-forming substrate , a first LC circuit , the first LC circuit at least comprising a first inductor coil and a first capacitor , wherein the first LC circuit has a resonance frequency, and a second LC circuit , the second LC circuit at least comprising a second inductor coil and a second capacitor , wherein the second LC circuit has the same resonance frequency as the first LC circuit , and a controller , wherein the controller is configured to drive the first LC circuit with a first AC current for generating a first alternating magnetic field for heating a first portion of the susceptor arrangement , wherein the controller is configured to drive the second LC circuit with a second AC current for generating a second alternating magnetic field for heating a second portion of the susceptor arrangement , wherein the controller is configured to supply the first AC current with a frequency corresponding to the resonance frequency of the LC circuits and to supply the second AC current with a frequency different from the resonance frequency, wherein the controller is configured to supply the first AC current to the first LC circuit during a first phase to increase the temperature of the first portion of the susceptor arrangement from an initial temperature to a first operating temperature, and wherein the controller is configured to supply the first AC current with a frequency corresponding to the resonance frequency of the LC circuits during the first phase. <EOS>