frequencies in the 3 -40 Hz range? https://www.valuetronics.com/SalesFlyer.aspx
Or ridged to do so? Can you recommend one that does or how it can be set up even cheaper? Thank you.
Thank you for your answer Mr GibsonEssGee! Can these low ranges be detected around a person? Please edit your answer Mr GibsonEssGee! Thanks!
And can you supply a website too?
Or ridged to do so? Can you recommend one that does or how it can be set up even cheaper? Thank you.
Thank you for your answer Mr GibsonEssGee! Can these low ranges be detected around a person? Please edit your answer Mr GibsonEssGee! Thanks!
And can you supply a website too?