Closed longyucheng123 closed 5 years ago
The maximum available audio/IQ bandwidth is either 12 kHz or 20.25 kHz. Both are much less than what is needed for WFM.
What signal on shortwave (<= 30 MHz) uses 192 kHz WFM? Some of the wider Chinese OTHRs? Or perhaps when down converting the FM broadcast band for use with the Kiwi? (~ 88 to 108 MHz in the US) For the later it would be much easier to use an RTL-SDR dongle and OpenWebRX software running on an R-Pi or something.
I hope to add WFM mode to receive down-converted 88-108 Mhz broadcasts. If we can add WFM mode to kiwisdr software, it will be more perfect.
在 2019-03-28 01:50:38,"John Seamons" notifications@github.com 写道:
What signal on shortwave (<= 30 MHz) uses 192 kHz WFM? Some of the wider Chinese OTHRs? Or perhaps down converting the FM broadcast band? (~ 88 to 108 MHz in the US) For the later it would be much easier to use an RTL-SDR dongle and OpenWebRX software running on an R-Pi or something.
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I hope to add WFM mode to receive down-converted 88-108 Mhz broadcasts. If we can add WFM mode to kiwisdr software, it will be more perfect.发自我的华为手机-------- 原始邮件 --------主题:Re: [jks-prv/Beagle_SDR_GPS] Adding WFM Mode in Kiwisdr Software (#221)发件人:John Seamons 收件人:jks-prv/Beagle_SDR_GPS 抄送:longyucheng123 ,Author What signal on shortwave (<= 30 MHz) uses 192 kHz WFM? Some of the wider Chinese OTHRs? Or perhaps down converting the FM broadcast band? (~ 88 to 108 MHz in the US) For the later it would be much easier to use an RTL-SDR dongle and OpenWebRX software running on an R-Pi or something.
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It is very desirable to add WFM mode to the upgraded kiwisdr software and decode WFM (192KHZ)