@calle demos eCash by sound using the free ham radio software fldigi.
#eCash #fldigi #ham #hamradio #amateurradio #hamr #eNuts
https://damus.io/nevent1qqs953da657ss86eq0dv49d5vrnqu6f70t3k57j6xnaluejaazvs3jqpz3mhxue69uhhyetvv9ujuerpd46hxtnfduq3camnwvaz7tmwdaehgu3wvf5hgcm0d9hx2u3wwdhkx6tpdsqs6amnwvaz7tmwdaejumr0dsq3vamnwvaz7tmjv4kxz7fwwpexjmtpdshxuet5wfdk9x