Circuit to measure small distances

Thread Starter

omer khater

Joined Nov 27, 2014
13
I need to build a circuit to measure small distances like the house dimensions

Is there any ideas about how to implement this ?
 

wayneh

Joined Sep 9, 2010
16,102
Realtors and carpet installers use handheld ultrasonic units. Widely available tech. The careful ones still use tape measures.
 
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