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Awilda
Melendez
EdTec 561
Fall Semester 2003-2004
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Content
Outline
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Content
Outline |
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Treatment
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Concept
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- The breadboard
or prototyping board (proto board for short) allows you to assemble
electrical circuits and easily perform tests and measurements upon the
circuits.
- Also known as "solderless"
breadboarding socket.
- Components such
as transistors, resistors, capacitors, diodes and integrated devices
tie directly to the board.
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Physical
Description |
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- Rectangular
plastic block with many small holes in the top.
- Holes are
arranged in rows and enable you to insert wires into them to make electrical
contact.
- Under the
plastic material there is an array of metallic strips or conductors
that interconnect the holes around which you can build electric circuits.
- Holes serve
as electrical connection points which are able to receive wires and
clip onto them to hold them in place and insulates them from each other.
- Internal
metallic strips are not visible.
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Metallic
Strip or Conductor |
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- Heart of the breadboard.
- Made of nickel
silver (reasonably conductive, springy and corrosion resistant).
- Each strip has
various pairs of independent fingers or clips to hold a wire.
Each pair of fingers or clips is located under a hole.
- The socket strips
are used to connect components and usually have 5 contacts or clips.
- The bus strips
are used to distribute power and ground voltages and usually have 25
contacts or clips.
- The breadboard
is a combination of socket strips, bus strips and binding posts.
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Breadboard
Health |
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- To
keep your breadboard in good condition use only solid wire (no. 22,
23 or 24), never insert too large component lead, bent wires or more
than one wire on a hole.
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Breadboarding |
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- Is an art that
cannot be learned in few minutes.
It takes practice and experience.
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Produced
by Awilda Melendez at the Department of Educational Technology,
San Diego State University
Instructor: Bob Hoffman
© 2003 by Awilda Melendez. All rights reserved.
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