5Breeze 小红书的三体宣传号上面公布了卫星活动，中俄友谊卫星将进行宣传活动。 通知说是在10.30-11.2日期间开展SSDV/SSTV活动。 这颗卫星上搭载了SSDV发送器，SSTV活动也是这颗卫星开展吗？SSDV相比于SSTV，也是通过FM调制的吗？有什么好用的移动端解码设备呢？
5Breeze I've done some research, and it seems like SSDV uses digital modulation. However, I don't know what the carrier signal is used for... Relevant explanation video:https://www.bilibili.com/video/BV1bCK3z5ELT/?spm_id_from=333.337.search-card.all.click&vd_source = ac7ef251280bbb38c8ee2bc0caf1bb30 It seems like an SDR + Yagi antenna setup would be appropriate...
BG5ELQ The images I sent previously are still available here: http://1.92.100.130/pages/pics-asrtu.html Found Decoding Tool ReferenceRemote Beacon Receiving Tutorial
BH9DWE The physical layer of the Astrotech SSDV is BPSK at 9600, which standard handheld radios cannot decode; however, SDRs can.
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