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small doc, no need for compilation

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Kuba 2023-10-28 18:20:34 +00:00
parent 9dad264e92
commit a7c9f108b7
1 changed files with 1 additions and 1 deletions
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src/pifmrds/pi_fm_rds.cpp
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@ -159,7 +159,7 @@ int tx(uint32_t carrier_freq, char *audio_file, uint16_t pi, char *ps, char *rt,
//if( divider ) // PLL modulation
{ // note samples are [-10:10]
// The deviation specifies how wide the signal is (from its lowest bandwidht to its highest).
// The deviation specifies how wide the signal is (from its lowest bandwidht to its highest, but not including sub-carriers).
// Use 75kHz for WFM (broadcast radio, or 50khz can be used)
// and about 2.5kHz for NFM (walkie-talkie style radio)
deviation_scale_factor= 0.1 * (deviation ) ; // todo PPM