WSJT-X/lib/superfox/sfox_params.f90
2024-02-08 04:11:12 -05:00

17 lines
1013 B
Fortran

! Our code is RS(127,51). We puncture two symbols to give (125,49)
parameter (NN=127) !Channel symbols, before puncture
parameter (KK=51) !Information symbols, before puncture
parameter (ND1=25) !Data symbols before sync
parameter (ND2=100) !Data symbols after sync
parameter (ND=ND1+ND2) !Total data symbols (125)
parameter (NS=24) !Sync symbols (for length)
parameter (NSPS=1024) !Samples per symbol at 12000 S/s
parameter (NSYNC=NS*NSPS) !Samples in sync waveform (24,576)
parameter (NZ=NSPS*(ND+NS)) !Samples in full Tx waveform (151,552)
parameter (NMAX=15*12000) !Samples in iwave (180,000)
parameter (NFFT=32768) !Length of FFT for sync waveform
parameter (NFFT1=2*NSPS) !Length of FFTs for symbol spectra
parameter (MM=7) !Bits per symbol
parameter (NQ=2**MM) !Q, number of MFSK tones
parameter (NFZ=3) !First zero