Noise.cc

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#include <utl/Noise.h>
#include <utl/PhysicalConstants.h>
#include <utl/MathConstants.h>

//#include <utl/AugerUnits.h>
//#include <iostream>

using namespace std;
using namespace utl;

Noise::Noise(RandomEngine* parRandomEngine)
: fRandomEngine(parRandomEngine)
{
}

Noise::~Noise()
{
}

double Noise::SpectralFieldAmplitudeOfNoiseTemperature(double parTemperature, double /* parFrequency */, double /* parBandwidth */) const
{
//cout << parFrequency/megahertz << "\t" << sqrt(2*kBoltzmann*parTemperature*parBandwidth*4*kPi*parFrequency*parFrequency*kMuZero/kSpeedOfLight)/(micro*volt/meter) << endl;
//return sqrt(2*kBoltzmann*parTemperature*parBandwidth*4*kPi*parFrequency*parFrequency*kMuZero/kSpeedOfLight);
  //fixme TH: normalisastion of noise is not yet correct; check!
  return 100.*sqrt(0.5*kBoltzmann*parTemperature*kMuZero/kSpeedOfLight);
}