Paignton Library STEM Group

Electronics

Simple motor and fan

I have built this as part of a robot car project, However this set up works better as a stand-alone fan, than it does to drive a small wheeled vehicle forward. So sharing anyway.

Given the problems, give me a Chemistry set any day.

Video

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Robot car 2

Another idea for making a simple car

I may have a go at this too, see which idea works best.

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#Stem,#Robot,#Car,#Electronics,#Engineering


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Paignton Library STEM Group – November 2022

The next meeting of the Paignton Library STEM Group is this Saturday (12th November 2022). 11am to 15:00

The purpose of the Paignton Library STEM Group is to encourage and support participation in STEM subjects. Our event aims to create a friendly hub for STEM enthusiasts to share, collaborate and learn. Please do bring your personal STEM projects to the event, we would love to see what you are working on.

We should be have a mixed bag of activities. In addition to the usual coding that carries on from our Code Club, we have the following planned activities:

  • Some sort of Science / Chemistry practical (possibly reaction rates from last month
  • Basic + Advanced Scratch – If you have a Scratch account please bring the login details, we are NOT able to keep work between sessions.
  • Typesetting chemistry in LaTeX
  • Discussions around school curriculum and STEM

#STEM #Coding #Electronics #Computing

Please see Contact page for how to get in touch.


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Resistor boards

This is a repost and update for a previous post.

The Paignton Library STEM Group

As the next Paignton Library Stem Group meeting is

Date : Saturday 9th April 2022 Times : 11am –> 15:00

In preparation for the next event, I have been working on creating some electronics resources to demonstrate at the event.

These are quite simple to make, solder on headers and which ever component is needed for that particular board

Electronics 1

Various resistors 270ohm 330ohm 1k ohm 10k ohm

As of 23/3/2022 I have made up the following:-

  • 20K
  • 1 M
  • 2,2K
  • 15K
  • 80k

Which I hope to use for demonstrating voltage dividers.

A few pictures of some previous boards, that I have built up.

Electronics 1

Power supply, we need to get power from a battery to the circuit.

Electronics 1

Reed switch (not soldered), 1uF capacitors (soldered) and a switch block, not soldered as I want to figure out which switch block to use (I have a few)

Electronics 1

I have added a 3 way header as this allows for:

  • Components to be attached together
  • Branches in circuits
  • Connection of meters, scopes and other equipment

It should be possible to build a circuit that, internally will flash, for example an LED then use a scope to examine the frequencies at different points in the circuit.

I plan to solder up other component boards. Hopefully I will have something to demonstrate, but other visitors should be able to have a go.

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#Electronics,#STEM,#STEMGroup,


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