참으로..세월이..좋구..기술이..좋아졌네유...ㅎㅎ



100khz~1.7GHz..까지..수신되는....손바닥..만한..장비가..있네유...ㅎㅎㅎ



RTL-SDR...이라고...컴에..USB로..꼿구..관련..S/W..돌리면..,



라지오는..기본이요...



TPMS소리부터..공사장..인부들이..나누는..소리..항공기..통신..소리등등등..





다..들린다능~~~~





https://www.youtube.com/watch?v=w3fCsb4pgps







특히나...수락산..을쉰께는..따봉인..장비..같네유~~~...ㅎㅎㅎ