Electronic playground, And learning center, Elenco • Read online or download PDF • Elenco in-1 Electronics Playground User Manual. : Elenco in-1 Electronic Playground and Learning Center: Electronics Exploration Kit | Over 75 STEM Projects | 4-Color Project Manual | 40 . in-1 Electronics Playground. Product Code: RB-Ibo by Elenco. (4) Add my review. In stock. Easy-to-read, illustrated, lab-style manual included; Learn.

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REV-A Revised No part of this book shall be reproduced by any means; electronic, photocopying, or otherwise without written permission from the publisher.

Call toll-free or e-mail us at: Always check your elejco before Batteries: Wake Up Siren Electrobic Activated LED A VOM or Kit, you can learn about electronics while doing multimeter is a instrument that measures voltage, fun experiments. The electrical connection will not the numerous projects. Capacitors move alternating current would prolong the flow of water but not stop it AC signals while prohibiting direct current DC completely. Like rocks are for water, resistors work in signals to pass.

Are like one-way streets.

Elenco Electronics EP-130 User Manual

There are three prevent burning out the display with excess current, of these in your kit. Your kit contains one silicon diode permanent resistors have been wired in. This cylindrical component with a coil of created by variations of vibrations and then travel fine wire wrapped around it is a radio antenna. If across the room.

Elenco in-1 Electronics Playground User Manual | pages

The key is a simple switch—you press it and electricity is allowed to flow through the circuit. The key will be used in most circuits often times in signaling circuits you can send Morse code this way as well as other things.

Are you following the schematic diagram and the properly if you follow the wiring instructions. However, explanation of the circuit? As your understanding if you do encounter a problem you can try and fix it by and knowledge expands of electronics, you will 130-ib-1 using the following troubleshooting steps. Follow the manula sequence carefully and observe the drawings.

The simple circuit shown here does not have a key or a switch, but you can easily add one. This siren sounds like a real siren on a police car! After the wiring is competed press the key. This is an electronic version of the metronome, used by musical students and musical geniuses alike, worldwide.

If you press the key, you hear a repeating sound from the speaker. This circuit will produce clicks at approximately one- second intervals. The sound and timing together might remind you of an old grandfather clock. Well that is just what you are going to be doing. How does this magic work?

Well, the tones change based upon the amount of light that gets to the CdS cell. Follow the wiring sequence and observe the drawings. To finish the circuit below, slide the switch to the A position to turn on the power. You should try this next experiment to help you instead—see if the sound of this cat can keep the pests out of your life.


Just follow the drawing below and the wiring sequence. Due to research we are able to find out that some fish are attracted to certain sounds. Instead the circuit will produce light with an LED. This will give you an idea of how larger strobe lights work.

An Ajd you wire the project, aand your special light FM radio signal is similar to this but at higher shield and your hand to change the light amount that It will make machine gun like sounds. This would be dangerous on a 0.

After you close Notes: You could create a game with this circuit. Display a number or a letter on the LED display and then have the players tell you what number it is.

This experiment sounds as like a loud siren just like the real sirens on police cars and ambulances. The tone is initially high but as you close the key the tone gets lower. After you finish the wiring, set key. Then the LED segments will light up Notes: This circuit is for Notes: The numbers 1 and 2 will flash on the display in the circuit.

This might remind you of some neon signs that have eye-catching advertisements on them. Automobile ignition systems use a similar capacitor-discharge Notes: The important rule to remember for transistors is: A positive voltage turns on an NPN type transistor.

They store electricity, smooth out pulsing higher-pitch sound is caused by the lower electricity into a steady flow and let some electric capacitance. You will be using the key. Use terminals 83 and 84 and terminals 81 two different transistors – one of the two PNP types and learnimg In this case, the total resistance is: This circuit is similar to an early model transistor hearing aid amplifier.

What numbers and letters do you see displayed?

Think of the CdS cell as a resistor that changes its resistance based upon the amount of light that falls upon it. This circuit is similar to the one in Project 18 Transistor Action. The differences between these two are the position of the switch as well as the value of the resistor. A circuit that acts as a switch to A. The lower part of the LED lights up. Press the to turn different components off and on is a digital key now.

The base of the PNP transistor turns on when both When all the connections to its terminals are logic of the inputs are high and when both diodes supply high receiving voltagethe AND circuit produces a negative voltage to the base of the PNP transistor. Are you able to Notes: In the OR eectronic logic high is produced when A or B receives a logic high input. This term means inverted or Non-AND function.


It creates output conditions that are the opposite of the AND circuits output conditions. When either terminal A or B is connected to terminal H the display shows L.

An exclusive OR abbreviated XOR circuit provides a high output only when one or the other of its inputs are high. You can see that an XOR circuit produces a low playgrouhd, only if both of the inputs are the same high or low.

Elenco 130-in-1 Electronics Playground User Manual

When the input to the of one as the input of another? If the output is 0, low then the input is 1 high. If the output is 1, then the input is 0. As you build this circuit, leave the switch at B. In our last two projects you have been shown how you are able to use NANDs to make up some other playgroun circuits.

Those who use flip-flop circuits most often are engineers, and they use flip-flop circuits to switch between low 0 and high 1 outputs. When each more than the two inputs. As you are constructing this circuit, make sure to have the switch set to B. This experiment is a toggle flip-flop circuit made learnign using four NAND playgrpund. When you have finished building this circuit, connect terminals 13 and 14 in order to turn the power on.

This circuit will show you how. Before you complete this circuit set the switch to B. Connect the terminals 13 and 14, once you ans finished the wiring. Well, if the answer is yes, then this is your chance to compare you design to our OR enable circuit. This experiment shows how we can use a network of NAND gates to help do that. This circuit uses three NAND gates and a multivibrator. As you probably guessed, the switching from can probably think of situations where we might want one input channel to another is usually done to or need to do the opposite – which is sending data What are you hearing?

From looking at plagyround schematic, can you explain how the circuit produces this sound? This circuit has two multivibrators, one with PNP This experiment is an example of an astable multivibrator — are you able guess what astable means?

Generate a guess, and complete this project to see if you were right. To turn the circuit on, connect terminals 13 and Multivibrators made from NAND gates do the job just as well.

How does this work? When you yell, you create sound waves, which are actually variations in air pressure.