Ultrasonic Radar Circuit for High School MITES Project

  • Thread starter Thread starter christina k
  • Start date Start date
  • Tags Tags
    Radar
Click For Summary

Discussion Overview

The discussion centers around the construction of an ultrasonic circuit for a high school MITES project. Participants explore the challenges and characteristics of the schematic being used, as well as the nature of the device itself, whether it functions as a motion detector or an ultrasonic radar.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • One participant expresses concern about the reliability and difficulty of the ultrasonic circuit schematic they are using, seeking alternatives.
  • Another participant clarifies that the circuit in question is not a true ultrasonic radar device but rather a motion detector that uses ultrasonic reflections to detect movement.
  • Some participants mention that they find the circuit standard to build and express confidence in their ability to construct it, despite the reported difficulties.
  • There are suggestions regarding soldering techniques and safety precautions while working on the project.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the nature of the device, with some viewing it as a motion detector and others questioning its classification as an ultrasonic radar. The discussion reflects differing opinions on the challenges of building the circuit.

Contextual Notes

Participants reference the complexity of the schematic and the potential for varying levels of difficulty in construction, but do not provide specific details on the assumptions or definitions that may affect their claims.

Who May Find This Useful

High school students interested in electronics projects, educators looking for project ideas, and hobbyists exploring ultrasonic technology may find this discussion relevant.

christina k
Messages
2
Reaction score
0
I am in high school and I am doing an altrasonic circuit for my MITES project. I am using this schematic for it, but I read a lot of complaints about it on this website so I was woundering if there was a better one I could use.

This is the one I am using:

http://www.electronics-lab.com/projects/sensors/007/
 
Last edited:
Engineering news on Phys.org
What kind of complaints do you hear? That it is hard to get working, or is unreliable, or has limited range?

BTW, that's not really an ultrasonic RADAR device. It is just a movement detector, trying to use distortions in the US reflections to detect the physical movement of objects in its operational window. An US RADAR circuit would send out US pings, and measure the time for the reflection to arrive, to give a distance to the object.

Which type of device are you wanting to build and experiment with? Sounds like a fun project for a high school student!
 
I've read that's its difficult to build, Just looking at it though I have no problem figureing it out. It doesn't matter if its just a motion detector, I just need something to challange me a little, and to impress the judges.
 
christina k said:
I've read that's its difficult to build, Just looking at it though I have no problem figureing it out. It doesn't matter if its just a motion detector, I just need something to challange me a little, and to impress the judges.

Yeah, it looked pretty standard to build. Just use a good quality soldering iron and take your time. Practice some soldering on other things first, if you haven't done much soldering before. I googled soldering tutorial, and got lots of helpful hits. Here's the first one:

http://www.epemag.wimborne.co.uk/solderfaq.htm

Also, it's a good idea to have a small fan or something blowing the solder smoke away from you (or pulling it away from you). Solder smoke is not a good thing to be inhaling much of.

Have fun!
 

Similar threads

  • · Replies 1 ·
Replies
1
Views
2K
  • · Replies 10 ·
Replies
10
Views
3K
Replies
11
Views
3K
  • · Replies 5 ·
Replies
5
Views
2K
Replies
20
Views
3K
  • · Replies 7 ·
Replies
7
Views
2K
Replies
1
Views
6K
Replies
10
Views
6K
  • · Replies 3 ·
Replies
3
Views
2K
  • · Replies 46 ·
2
Replies
46
Views
13K