frequency_calc.h

#include "global.h"

#define C1 1E-9
#define C2 1E-9
#define PI 3.14159265358979323846
#define BASE_FREQUENCY
#define SECOND_RATIO_FREQUENCY
#define THIRD_RATIO_FREQUENCY
#define FOURTH_RATIO_FREQUENCY
#define MINIMUM_FREQUENCY_OFFSET

int calculateCT(void);
float calculate_inductance(int frequency);
int SpeakerFrequencyManager(int metal_frequency);