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Set default Kaiser alpha factor at pi

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f4exb 2020-02-08 18:24:34 +01:00
parent 8a5daee1b8
commit 07db5c0f80
1 changed files with 1 additions and 1 deletions
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2
sdrbase/dsp/fftwindow.cpp
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@ -19,7 +19,7 @@
#include "dsp/fftwindow.h" #include "dsp/fftwindow.h"
FFTWindow::FFTWindow() : FFTWindow::FFTWindow() :
m_kaiserAlpha(2.15) // beta = 6.76 first sidelobe at -70dB m_kaiserAlpha(M_PI) // first sidelobe at < -70dB
{ {
m_kaiserI0Alpha = zeroethOrderBessel(m_kaiserAlpha); m_kaiserI0Alpha = zeroethOrderBessel(m_kaiserAlpha);
} }