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The Learning Circuit
Documents Switches: Poles, Throws & Relays -- The Learning Circuit 44
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  • Author Author: tariq.ahmad
  • Date Created: 13 Feb 2019 7:07 PM Date Created
  • Last Updated Last Updated: 20 Mar 2019 8:24 AM
  • Views 2380 views
  • Likes 5 likes
  • Comments 10 comments
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Switches: Poles, Throws & Relays -- The Learning Circuit 44

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Switches: Poles, Throws & Relays

The Learning Circuit | element14 presents |  Project Videos

 

 

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After doing an overview of the various types in an earlier TLC episode, Karen returns to the topic of switches to clear up the confusion involving poles and throws and to talk about how inductors factor into relays.

 

  • e14presents_makerkaren
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  • relays
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Top Comments

  • jw0752
    jw0752 over 6 years ago +3
    Hi Karen, Great presentation on switches.Some switches have an internal light which can add some extra confusion to the purpose of the connection pins. If a data sheet isn't available it is sometimes possible…
  • JoelH
    JoelH over 6 years ago +2
    Karen, Relay coils DO NOT REPEL the actuator, they either Attract, or Release the actuator. a Spring returns the actuator the "Normal" position (as in Normally Open/Closed as opposed to the abnormal or…
  • DAB
    DAB over 6 years ago +2
    Very good episode Karen. In the old days, we had to hand clean relay contacts when they became covered in carbon due to the sparking of voltage and current in heavy use. The newer relays are much less…
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  • jainam27
    jainam27 over 4 years ago

    hello mam,

    i wanted to make tail light indicator (turn signal) for a cycle using 16*2 lcd and arduino can you please suggest me which switch can I use ?? I think  SPDT (ON-OFF-ON) type will be feasible; means  if i turn to the left side it will pass signal to arduino and it will display left signal like (<<<------) in blinking manner and if i make it in a neutral position it will show nothing and when i turn it to right side it will show right signal (---->>>>) can these be possible ?and for lcd to make two different figures using ASCII values will it works and where can i get code for lcd ??

    it would be really helpful if you reply to my question ...

    THANK YOU SO MUCH

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  • makerkaren
    makerkaren over 4 years ago in reply to jainam27

    Depending on how you hook it up, yes I believe that would work fine.

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  • makerkaren
    makerkaren over 4 years ago in reply to jainam27

    Depending on how you hook it up, yes I believe that would work fine.

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  • jainam27
    jainam27 over 4 years ago in reply to makerkaren

    can you please suggest where can i can code for lcd ?

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