rs92mod: --ngp modulation index adjustment

pull/18/head
Zilog80 2019-09-28 13:05:00 +02:00
rodzic 6dc3061186
commit 7d27f08940
1 zmienionych plików z 3 dodań i 3 usunięć

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@ -1483,15 +1483,15 @@ int main(int argc, char *argv[]) {
dsp.hdr = rs92_rawheader;
dsp.hdrlen = strlen(rs92_rawheader);
dsp.BT = 0.5; // bw/time (ISI) // 0.3..0.5
dsp.h = 0.8; // 1.0? modulation index abzgl. BT
dsp.h = 0.8; // 1.0 modulation index abzgl. BT
dsp.opt_iq = option_iq;
dsp.opt_lp = option_lp;
dsp.lpIQ_bw = 8e3; // IF lowpass bandwidth
dsp.lpFM_bw = 6e3; // FM audio lowpass
dsp.opt_dc = option_dc;
if (gpx.option.ngp) { // L-band rs92-ngp
dsp.h *= 4.5;
dsp.lpIQ_bw = 32e3; // IF lowpass bandwidth // 36=4.5*8, 27=4.5*6
dsp.h = 3.8; // RS92-NGP: 1680/400=4.2, 4.2*0.9=3.8=4.75*0.8
dsp.lpIQ_bw = 32e3; // IF lowpass bandwidth // 32e3=4.2*7.6e3
}
if ( dsp.sps < 8 ) {