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Reverting new RX filter for D-Star

This commit is contained in:
Andy CA6JAU 2017-04-12 23:26:48 -03:00
parent 27b3773f00
commit 6a1c06576b
1 changed files with 3 additions and 3 deletions
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6
IO.cpp
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@ -37,9 +37,9 @@ static q15_t C4FSK_FILTER[] = {401, 104, -340, -731, -847, -553, 112, 909, 1472,
const uint16_t C4FSK_FILTER_LEN = 42U; const uint16_t C4FSK_FILTER_LEN = 42U;
#endif #endif
// Generated using fir1(31, 0.25) in MATLAB // Generated using gaussfir(0.5, 4, 5) in MATLAB
static q15_t GMSK_FILTER[] = {-21,-60,-84,-52,78,273,387,221,-301,-974,-1305,-731,1017,3642,6306,7987,7987,6306,3642,1017,-731,-1305,-974,-301,221,387,273,78,-52,-84,-60,-21}; static q15_t GMSK_FILTER[] = {8, 104, 760, 3158, 7421, 9866, 7421, 3158, 760, 104, 8, 0};
const uint16_t GMSK_FILTER_LEN = 32U; const uint16_t GMSK_FILTER_LEN = 12U;
// One symbol boxcar filter // One symbol boxcar filter
static q15_t P25_FILTER[] = {3000, 3000, 3000, 3000, 3000, 0}; static q15_t P25_FILTER[] = {3000, 3000, 3000, 3000, 3000, 0};