Elenco Upgrade Kit SC300 to SC750 User Manual

Copyright © 2012, 2010 by Elenco®Electronics, Inc. All rights reserved. No part of this book shall be reproduced by 753104any means; electronic, photo

-9-Project #308Build the circuit shown. Turn on the slide switch (S1), you hear a beepsignaling that you may begin recording. Talk into the micropho

-35-Project #575OBJECTIVE: To build a sun-powered oscillator circuit.Solar Bird SoundsSet the meter (M2) to the LOW (or 10mA) scale. With the slide

-36-Project #577OBJECTIVE: To learn the principle of an SCR.SCR Solar Bomb SoundsSet the meter (M2) to the LOW (or 10mA) scale. With the slide switc

-37-Project #579OBJECTIVE: To combine U2 with an amplifier.U2 with TransistorAmplifierProject #580U2 with TransistorAmplifier (II)OBJECTIVE: To comb

-38-Project #582OBJECTIVE: To create a sound circuit.Loud SoundsTurn the slide switch (S1) on and you should hear a tone from thespeaker (SP).Project

-39-Project #584OBJECTIVE: To create a sound circuit.Motor Sound UsingTransformerProject #585OBJECTIVE: To create a sound circuit.Motor Sound with L

-40-Project #587OBJECTIVE: Using AC and DC current.AC & DC CurrentThis circuit creates an AC & DC current. Press the press switch (S2)a few

-41-Project #589OBJECTIVE: To use AC voltage.AC VoltageTurn the slide switch (S1) on. The LED’s (D1 & D2) flash so fast thatthey appear to be on

-42-Project #591OBJECTIVE: To use AC voltage.AC Voltage (III)This project is similar to project #589. When the slide switch (S1) isturned on, the re

-43-Project #594OBJECTIVE: To create a pulsing motor circuit.Pulsing MotorSet the meter (M2) to the LOW scale. Turn on the slide switch (S1) andnow y

-44-Project #595 Noisemaker(IV)OBJECTIVE: To create a soundcircuit.Project #597Noisemaker(VI)OBJECTIVE: To create a sound circuit.Project #599 Noise

-10-Project #312Connecting the power amplifier IC (U4) to the output of the recordingIC (U6), you can make much louder music than project #308.Turn on

-45-Project #601OBJECTIVE: To create a sound circuit.Alarm PowerProject #602Alarm Power (II)OBJECTIVE: To create a sound circuit. OBJECTIVE: To hea

-46-Project #604OBJECTIVE: To power other devices using the alarm IC.Mega Pulser &FlasherIn this circuit, you will power many devices using the a

-47-Project #606OBJECTIVE: To use the alarm IC to flash between “2” & “3”.“2” & “3” BlinkerThe circuit switches between numbers “2” & “3”

-48-Project #608OBJECTIVE: To use the alarm IC to flash between “3” & “6”.“3” & “6” BlinkerThe circuit switches between numbers “3” & “6”

-49-Project #610OBJECTIVE: To use the alarm IC to flash between “O” & “o”.“O” & “o” BlinkerThe circuit switches between upper case “O” and lo

-50-Project #612OBJECTIVE: To use the alarm IC to flash between “H” & “L”.“H” & “L” BlinkerThe circuit switches between letters “H” & “L”

-51-Project #614OBJECTIVE: To construct a circuit that indicates if a door isopen or closed using light.Open & ClosedIndicatorSwitching from lett

-52-Project #617OBJECTIVE: To construct a circuit that indicates vibration.Vibration SounderProject #618OBJECTIVE: To use the SCR to start a circuit

-53-Project #619OBJECTIVE: Control bulbs L1 & L2 with an SCR andtransistor.SCR & TransistorSwitchTurn the slide switch (S1) on and then press

-54-Project #621OBJECTIVE: To decrease the speed of a motor using an SCRand transistor.Two-speed Motor (II)Instead of increasing the motor’s speed as

-11-Project #316OBJECTIVE: To build a working FM radio.The FM module (FM) contains a scan (T) and a reset (R) button. TheR button resets the frequen

-55-Project #623OBJECTIVE: To build an AM radio with LED’s.AM Radiowith Power LED’sSet the adjustable resistor (RV) to the middle position and turn t

-56-Project #625OBJECTIVE: To construct an LED flasher.LED FlasherSet the adjustable resistor (RV) to the top position and then turn on theslide swit

-57-Project #628OBJECTIVE: To build a variable stepper motor.Stepper MotorAdjust the adjustable resistor(RV)to the middle position and turn onthe sli

-58-Project #630OBJECTIVE: To add sound to a stepper motor circuit.Stepper Motor w/ SoundModify project #630 by removing the speaker (SP) and replaci

-59-Project #633OBJECTIVE: To control the alarm IC with an oscillator circuit.Oscillator AlarmSet the adjustable resistor (RV) to the far left and tu

-60-Project #637OBJECTIVE: To build a simple oscillator that beeps.Adjustable BeeperTurn the slide switch (S1) on and this simple oscillator circuit

-61-Project #640OBJECTIVE: To construct an LED strobe light.Strobe LightThis is an example of how a large strobe light works. Turn the slideswitch (

-62-Project #642OBJECTIVE: To demonstrate the operations of the NAND gate.NAND GateProject #643OBJECTIVE: To demonstrate the operations of the OR ga

-63-Project #644OBJECTIVE: To demonstrate the operations of the NOR gate.NOR GateProject #645OBJECTIVE: To demonstrate the operations of the “exclus

-64-Project #646OBJECTIVE: To build a high pitch oscillator.High Pitch OscillatorProject #648Low PitchOscillator (II)OBJECTIVE: To modify project #6

-12-Project #318OBJECTIVE: To learn the principle of an SCR.This circuit demonstrates the principle of the SCR (Q3). The SCR canbe thought of as an

-65-Project #650OBJECTIVE: To use the alarm IC with the 7-segment display.Segment JumperTurn the slide switch (S1) on; segments A, B, and F light and

Project #652OBJECTIVE: To add LED’s to a stepper motor circuit.Stepper Motor withLamp & LED’sSet the adjustable resistor (RV) to the middle posit

-67-Project #654OBJECTIVE: To modify project #653 so the motor slows down.IC Motor SpeedTurn the slide switch (S1) on. As the output from the IC (U2

-68-Project #656OBJECTIVE: To learn about the electromagnet.ElectromagnetDelayerBuild the circuit and turn it on. After a delay of about 2 seconds,

-69-Project #658OBJECTIVE: To learn about the electromagnet.Two-LampElectromagnet DelayerBuild the circuit and turn it on. First the 2.5V lamp (L1)

-70-Project #660OBJECTIVE: To learn how electricity and magnetism arerelated.ElectromagnetismProject #661 Electromagnetism & CompassYou need a co

Use the circuit from project #660, with the ironcore rod in the electromagnet (M3). Press thepress switch (S2) and use the electromagnet topick up so

-72-Project #664OBJECTIVE: To show how electricity can lift things usingmagnetism.Electromagnet TowerProject #665OBJECTIVE: To learn how electricity

Straighten andbend paperclip-73-Project #666Adjustable Paperclip SuspensionProject #667OBJECTIVE: To show how electricity can lift things using magne

-74-Project #668OBJECTIVE: To show how electricity can lift things usingmagnetism.PhotoresistorPaperclip SuspensionProject #669OBJECTIVE: To show ho

-13-Project #320OBJECTIVE: To build a music alarm.The alarm circuit activates when you remove the jumper wire frompoints A & B. The jumper wire

-75-Project #670OBJECTIVE: To show how electricity can lift things usingmagnetism.Paperclip Oscillator (II)Project #671OBJECTIVE: To show how electr

Straighten andbend paperclip-76-Project #672OBJECTIVE: To show how electricity can lift things usingmagnetism.Paperclip Oscillator (IV)OBJECTIVE: To

-77-Project #675OBJECTIVE: To show how electricity can lift things using magnetism.High Frequency VibratorProject #676OBJECTIVE: To show how electri

-78-Project #677OBJECTIVE: To show how electricity can move things usingmagnetism.Siren Paperclip VibratorTake a paperclip and straighten it out, ben

-79-Project #680OBJECTIVE: To show how electricity can move things usingmagnetism.Alarm Vibrator w/ LEDTake a paperclip and straighten it out, bend i

-80-Project #682OBJECTIVE: To show how electricity can lift things using magnetism.Relay-Whistle VibratorTake a paperclip and straighten it out, bend

-81-Project #684OBJECTIVE: Introduction to the vibration switch.Vibration LEDThe vibration switch (S4) contains two separate contacts; a spring iscon

-82-Project #687OBJECTIVE: To turn the music IC on and off using thevibration switch.Shaky Birthday SongConnect the vibration switch (S4) to the circ

-83-Project #689OBJECTIVE: To build an out of balance turn off circuit.Out of BalanceProject #690OBJECTIVE: To sound an alarm when something is shak

-84-Project #691OBJECTIVE: To make sounds when something is shaken.Vibration Space WarTurn on the slide switch (S1) and shake the circuit or bang on

-14-Project #323OBJECTIVE: To build a 3mA meter circuit.3mA MeterProject #324OBJECTIVE: To build a voltmeter.0-3V VoltmeterBuild this 0-3V voltmeter

-85-OTHER FUN ELENCO®PRODUCTS!For a listing of local toy retailers who carry Snap Circuits®, please visit www.elenco.com or call us toll-free at (800)

-86-OTHER FUN ELENCO®PRODUCTS!Project LabsNo Soldering RequiredEducational KitsNo Soldering Required500-in-1 Electronic Project LabModel MX-909The pur

ELENCO®150 Carpenter AvenueWheeling, IL 60090(847) 541-3800Website: www.elenco.come-mail: [email protected]

Copyright © 2005 by Elenco®Electronics, Inc. All rights reserved. No part of this book shall be reproduced by REV-B Revised 2005 7

If you have any questions contact:Elenco®Electronics, Inc.150 Carpenter AvenueWheeling, IL 60090(847) 541-3800Website: www.elenco.com • e-mail: elenc

-2-Electronic engineers use specialized test equipment to “see”electronic signals and make performance measurements. Theyuse an oscilloscope to look a

-3-You may freeze a waveform on the screen by clicking on the Holdmode button (just to the right of the On-Line button).WARNING: Do not “save setup” i

-4-IMPORTANT NOTE: The designs for the microphone input portvary throughout the computer industry. Hence you may getwaveforms different from those sho

-5-By using the microphone audio input and the flexible processingpower of the personal computer, we have created an inexpensiveand easy-to-use way of

-6-Project # Description Page #PC1 Pitch PC 7PC2 Screaming Fan PC 11PC3 Hissing Foghorn PC 14PC4 Light and Sounds PC 16PC5 Light and Sounds PC (II) 18

-15-Project #325OBJECTIVE: To understand the function of the adjustable resistor.An adjustable resistor is a normal resistor with an additional arm c

-7-Project #PC1OBJECTIVE: To look at the output signal from a transistor oscillator while changing the pitch of the sound.Pitch PCYou will now be intr

Note that your picture may not exactly match this picture due tovariances in the microphone input gain between computers, whichis beyond software cont

The small slash “-” represents the trigger voltage, when the signalreaches this voltage level it activates the display. This makes iteasy to observe a

-10-The 1:1 gain mode does not apply to the FFT screen, so move theY1 gain control down to here so you can see the peak energy atthe low frequencies.M

Now adjust the horizontal scale so the peaks line up with thegridlines as they did before.Notice that all the peaks went down in frequency by acorresp

-12-Build the circuit shown. If continuing from the previous experimentthen close the Winscope program and run it again, to reset thesettings. Click o

-13-What you see here is the effect of timing variations on the triggerused for synchronization. Turn off the trigger and you will see howmuch variati

-14-Project #PC3OBJECTIVE: To demonstrate wait mode with multiple colors.Hissing Foghorn PCBuild the circuit shown. If continuing from the previous ex

Place Winscope in Wait mode by clicking on the button for it, thenslowly press the On-Line button several times. Now turn off theslide switch (snap pa

-16-Project #PC4OBJECTIVE: To look at the output signal from a circuit that makes alarm sounds.Light & Sounds PCBuild the circuit and connect the

-16-Project #328OBJECTIVE: To learn the principle of an SCR.In this circuit, the 6-volt bulb (L2) will not light until the SCR (Q3) istriggered. Tur

If continuing from the previous experiment then close the Winscopeprogram and run it again, to reset the settings. Then use the mouseto set it up as s

-18-Sample Frequency SpectrumModify the circuit for project PC4 by connecting points X and Y on thesnap diagram. Now the sound is a machine gun, it sh

-19-Look at the waveform in oscilloscope mode using the same settingsas earlier in PC4. Replace the whistle chip with the speaker andremove the lamp.

-20-The waveform shown here is from humming into the microphone,notice how the tops of the pulses show a regular pattern of dipsnow.Look ahead to the

-21-You probably noticed that the width of the pulses in the pulsestream is constantly changing, that is because there is actually asecond type of mod

-22-Project #PC12OBJECTIVE: To look at the output signal from an AM radio.Build the circuit shown andconnect the PC-interfacecable to the microphonein

-23-If continuing from the previous experiment then close the Winscopeprogram and run it again, to reset the settings. Then use the mouseto set the sc

-24-Build the circuit shown and connect the PC-interface cable to themicrophone input on your computer.Project #PC13Space War PCOBJECTIVE: To look at

-25-Click on the FFT button to look at the frequency spectrum for thesesignals. For best viewing set the amplitude and time scales (reallyamplitude an

-26-If continuing from the previous experiment then close the Winscopeprogram and run it again, to reset the settings. Click on the On-Linebutton to a

-17-Project #329OBJECTIVE: To demonstrate how a seven segment LED works.The display (D7) is made up of seven segments. Each segmentcontains an LED c

mode) have nearly all of their energy at a specific frequency like forthe hum. “Square” or “rectangular” looking waveforms (like inProject PC1) and mo

-28-Project #PC16Symphony of Sounds PCOBJECTIVE: To see the waveforms for a complex signal.The Symphony of Sounds project combines waveforms from theM

Project #PC17Doorbell PCOBJECTIVE: To look at the output of a musical circuit.-29-Build the circuit shown. If continuing from the previous experimentt

-30-Project #PC18Periodic Sounds PCOBJECTIVE: To look at the output of an alternately changingcircuit.Build the circuit shown. If continuing from the

-31-Now change to FFT mode to look at the frequency spectrumscorresponding to the 2 waveforms above. Try the settings shownhere.SettingsThis is the sp

-32-Build the circuit shown. If continuing from the previous experimentthen close the Winscope program and run it again, to reset thesettings. Click o

-33-Project #PC20Space War Flicker PCOBJECTIVE: To continuously show the patterns created by thespace war IC.Click on the On-Line button to activate,

-34-Project #PC21Buzzing in the Dark PCOBJECTIVE: To build a circuit that buzzes.Build the circuit shown. If continuing from the previous experimentth

-35-Turn on FFT mode to look at the frequency spectrum, try thesettings shown here.Now put the 0.02mF capacitor backin place of the 0.1mF capacitor to

-36-Build the circuit shown. If continuing from the previous experimentthen close the Winscope program and run it again, to reset thesettings. Click o

-18-Project #334OBJECTIVE: To configure the sevensegment to display the number 5.Connect A, F, G, C, & D to the negative of thebattery.Display #5

-37-Build the circuit shown. If continuing from the previous experimentthen close the Winscope program and run it again, to reset thesettings. Click o

-38-Project #PC24High Pitch Bell PCOBJECTIVE: To build a high pitch bell.Build the circuit shown. If continuing from the previousexperiment then close

-39-Project #PC25Tone Generator PCOBJECTIVE: To build a high frequency oscillator.Build the circuit shown. If continuing from the previous experimentt

-40-Project #PC28Old-Style Typewriter PCOBJECTIVE: To build a circuit that sounds like a typewriter.Build the circuit shown. If continuing from the pr

-41-Project #PC29Transistor Fading Siren PCOBJECTIVE: To build a siren that slowly fades away.Build the circuit shown. If continuing from the previous

-42-Project #PC31Police Siren Amplifier PCOBJECTIVE: To show the output of an amplifier.You may also make different alarm sounds by connecting the ala

Project #PC33Space War Amplifier PC-43-Build the circuit shown and use the same settings as in PC31 toview the waveform. Press the switch (S2) to chan

-44-Try these settings tosee the spectrum:Modify the circuit for project PC34 by placing the 0.02mF capacitor(C1) on top of the whistle chip (WC). Loo

Turn on the switch and adjust the variable capacitor (CV) for a radiostation, then adjust the loudness using the adjustable resistor (RV).Use the same

-46-Use Winscope to view the waveform and frequency spectrumwhen playing back your recording and music. A sample musicwaveform is shown here.Sample mu

-1-Table of ContentsBasic Troubleshooting 1Parts List 2MOREAbout Your Snap Circuits®Parts 3, 4MOREAdvanced Troubleshooting 4MOREDO’s and DON’Ts of Bui

-19-Project #341OBJECTIVE: Turn on and off LED’s using a relay.A relay is an electronic switch with contacts that are opened or closedusing voltage.

-47-This recorder IC circuit works the same as in project PC40 exceptthat the power amplifer IC (U4) used here makes the sound muchlouder than in proj

-48-Project #PC43Oscillation Sounds PCOBJECTIVE: To view the output of an oscillator circuit.You may look at a pulse close-up by changing the time sca

-49-Project #PC47Oscillator Sounds PCOBJECTIVE: To view the output of an oscillator circuit.Build the circuit and try the settings shown.SettingsProje

-50-Build the circuit and try the settings shown. You may try othersettings to zoom in or look at the frequency spectrum.SettingsProject #PC50Whistle

-51-Project #PC54Bird Sounds PC (II)Replace the 100mF capacitor (C4) with the 10mF capacitor (C3). Thefrequency of the oscillator is the same as befor

-52-Project #PC59Variable Oscillator PCOBJECTIVE: To view the output of an oscillator circuit.Build the circuit and try the settings shown. Move the a

-53-Project #PC63Electronic Sound PCOBJECTIVE: To view the output of an oscillator circuit.Build the circuit and try the settings shown. Press the pre

-54-Project #PC65Siren PCOBJECTIVE: To view the output of a fading siren circuit.Build the circuit and try the settings shown. Flip on the slideswitch

-55-Use the circuit from the Drawing Resistors project #516, butconnect the PC-interface cable across the speaker. Use a pencil todraw the shapes show

-56-Sample frequency spectrum:You can replace the 0.1mF capacitor C2 with the 10mF capacitor C3(“+” on the right) to change the sound.SettingsSample w

-20-Project #343OBJECTIVE: To build a half wave rectifier circuit.A rectifier changes an AC voltage into a DC voltage. A diode (D1) isused because i

-57-Build the circuit and press the press switch a few times, you hearcute sounds like a bumble bee. Use Winscope to see how thewaveform fades away af

-58--58-Build the circuit and try the settings shown. Turn it on, press thepress switch (S2) several times, and wave your hand over thephotoresistor (

IMPORTANT NOTICEDisclaimer InformationOscilloscope for Windows95®or newer, version 2.51.OSCILLOSCOPE IS SUPPLIED TO YOU AS IS, AND INNO CASE IS THE AU

-21-Project #347OBJECTIVE: Making telegraph sounds.Press the press switch (S2) down. The circuit oscillates and the ACvoltage generated from the tra

-22-Project #353OBJECTIVE: To make a relay buzzer.When you turn on the switch (S1), you should hear a buzzing soundfrom the relay (S3). The sound is

Project #355OBJECTIVE: To use a photoresistor to control a relay.Under normal light, the resistance of the photoresistor (RP) is low, allowing a volt

-24-Project #357OBJECTIVE: Build an adjustable light-controlled relay.You can set the amount of light it takes to keep the bulb (L2) on byadjusting t

Project #360OBJECTIVE: To measure the current through a transformer.Set the meter (M2) to the LOW (or 10mA) setting. By placing themeter, diode (D3)

-26-Project #361OBJECTIVE: To use a transformer for a louder buzzer.Turn on the switch (S1). The speaker (SP) generates a buzzer sound.As in project

-27-Project #363OBJECTIVE: To configure the sevensegment to display the capital letter “F”.Connect A, E, F, & G to the negative ofthe battery.Dis

-28-Project #376OBJECTIVE: To hear your voice on the radio.You need an AM radio for this project. Build the circuit shown and placeit next to your AM

-2-Qty. ID Name Symbol Part # Qty. ID Name Symbol Part #r 32-Snap Wire 6SC02r 1Analog Meter 6SCM2r 15-Snap Wire 6SC05r 1SCR 6SCQ3r 1Diode 1N40016SCD3r

-29-Project #377OBJECTIVE: To build an alarm circuit.The circuit uses the space war IC (U3) and works the same way asproject #320. Remove the jumper

-30-Project #381OBJECTIVE: To construct a time delay circuit.Turn on the slide switch (S1) and the bulb (L2) does not light. Pressswitch (S2) and sl

-31-Project #384OBJECTIVE: To build a circuit that lights an LED to indicatethe recording mode.Recording LEDIndicatorProject #385OBJECTIVE: To add a

-32-Project #386OBJECTIVE: To light a bulb to indicate an open circuit.Alarm LightProject #387 Alarm Light (II)This is another example of a alarm tha

-33-Project #388OBJECTIVE: To build a night-sensitive police car sound.As the photoresistor (RP) is exposed to light, its resistance is very low,ther

-34-Project #392OBJECTIVE: To build a light-sensitive police car sound.As long as the photoresistor (RP) is exposed to light, the alarm IC (U2)output

-35-Project #396 Flashing 8OBJECTIVE: Use the Alarm IC as a switch to flash the number “8”.Turn on the slide switch (S1) and the number 8 starts flas

-36-Project #399OBJECTIVE: To make different tones with an oscillator.Build the circuit and turn on the slide switch (S1), you hear a high-frequency

-37-Project #404OBJECTIVE: Build an oscillator circuit.Turn on the slide switch (S1) and the LED (D1) lights as the speaker(SP) emits a tone. The ci

-38-Project #409OBJECTIVE: To build a circuit that checks the transistor.Set the meter (M2) to the LOW (or 10mA) setting. Turn on the switch(S1), th

-3-(Part designs are subject to change without notice).The FM module (FM) contains an integrated FM radio circuit.Refer to the figure below for the p

-39-OBJECTIVE: To construct a flashing display for the capital letter C.Connect segments A, D, E & F to the circuit. Turn on the switch (S1), th

-40-OBJECTIVE: Show variations of project #419.Connect the whistle chip (WC) across points B & C.Whistle Chip Sounds (II)Project #420OBJECTIVE:

-41-Project #425OBJECTIVE: To light the LED’s using the recording IC.The recording IC (U6) lights the LED’s (D1 & D2) instead of driving thespeak

-42-Project #428OBJECTIVE: To record the sound from the alarm IC.The circuit records the sound from the alarm IC (U2) into the recordingIC (U6). Tur

-43-The length of time the motor (M1) runs depends on the position of theadjustable resistor (RV). When the press switch (S2) is pressed, the470μF ca

-44-Project #433OBJECTIVE: To build a manual timer using a relay and whistlechip.This circuit is similar to project #431 except now the whistle chip

-45-Project #441 Project #442OBJECTIVE: Use the Alarm IC as a switch to flash the numbers “1 & 2”.Connect segments B & C to the circuit. Tur

-46-Project #445Alarm Timer (II)OBJECTIVE: To change the time by switching the resistor andcapacitor.Project #446Alarm Timer (III)Build this circuitu

-47-OBJECTIVE: To create bird sounds.Turn on the switch (S1). The circuit makes a bird sound. Bird SoundsProject #447OBJECTIVE: To create bird soun

-48-Project #453OBJECTIVE: Build a circuit that records the sound of the motorspinning.Placing the motor (M1) (with the fan attached) next to the mic

Elenco®is not responsible for parts damaged due to incorrect wiring.If you suspect you have damaged parts, you can follow this procedure to systematic

-49-Project #455OBJECTIVE: Use the whistle chip and relay to make sound.Turn on the slide switch (S1) and the relay (S3) opens and closescontinuously

-50-OBJECTIVE: To create the sound of a cat.Set the adjustable resistor (RV) to the far left. Press and release the switch (S2). Youshould hear the

-51-OBJECTIVE: Construct a light-controlled display.Connect segments B & C to the circuit. Turn on the switch (S1),the display should be off. P

-52-Project #469OBJECTIVE: Light the number 3 using alight-controlled display.Use the circuit from project #467. Connect A, B, G,C, & D to the c

-53-OBJECTIVE: To change the tone using the adjustable resistor.Set the adjustable resistor (RV) to the bottom position. Turn on the slide switch (S

-54-Project #485OBJECTIVE: To make a fixed-current path.Set the meter (M2) to the LOW (or 10mA) setting. The meter indicatesthe amount of current in

-55-Project #487OBJECTIVE: To measure the voltage drop across diodes.Set the meter (M2) to the LOW (or 10mA) setting. Turn on the slideswitch (S1) a

-56-Project #489Set the meter (M2) to the LOW (or 10mA) setting. Instead of driving aspeaker (SP) with the music IC (U1), you can see it by using the

-57-Project #493OBJECTIVE: To make a simple voltage divider.Set the meter (M2) to the LOW (or 10mA) scale. This circuit is a simplevoltage divider w

-58-OBJECTIVE: To construct a light-controlled display for lower caseletters.Connect C, D, E, F & G to the circuit. Turn on the slide switch (S1

-5-MOREDO’s and DON’Ts of Building CircuitsAfter building the circuits given in this booklet, you may wish to experiment on your own. Usethe projects

-59-Project #501OBJECTIVE: Display numbers 1 or 4 using the slide switch.Connect segments B, C, F, & G as shown in the diagram. Turn theslide sw

Project #506OBJECTIVE: View charging and discharging a capacitor.Using the meter (M2), we can monitor the charging and discharging of acapacitor. Fi

Project #508OBJECTIVE: Use the meter with the alarm IC.Set the meter (M2) to the LOW (or 10mA) setting. Connect 3-snapwires to terminals E & F,

-62-OTHER SNAP CIRCUITS®PRODUCTS!For a listing of local toy retailers who carry Snap Circuits®, please visit www.elenco.com or call us toll-free at (8

ELENCO®150 Carpenter AvenueWheeling, IL 60090(847) 541-3800Website: www.elenco.come-mail: [email protected]

Copyright © 2012, 2010 by Elenco®Electronics, Inc., all rights reserved. No part of this book shall be reproduced by 753292any means; electronic, phot

-1-Table of ContentsBasic Troubleshooting 1Parts List 2About the Two-Spring Socket (?1) 3MOREAbout Your Snap Circuits®Parts 4MOREAdvanced Troubleshoot

-2-Note: There are additional part lists in your other project manuals. Part designs are subject to change without notice.Important: If any parts are

-3-The two-spring socket (?1) just has two springs, and won’t doanything by itself. It is not used in any of the experiments. It wasincluded to make

Elenco®is not responsible for parts damaged due to incorrect wiring.If you suspect you have damaged parts, you can follow this procedure to systematic

Project # Description Page #306 AM Radio 8307 Adjustable Volume FM Radio 8308 Playback & Record 9309 Playing Music 9310 Light-Controlled Music 931

-5-MOREDO’s and DON’Ts of Building CircuitsAfter building the circuits given in this booklet, you may wish to experiment on yourown. Use the projects

Project # Description Page #512 Siren 8513 Electronic Rain 8514 Leaky Faucet 9515 Lamp & Fan Independent 9516 Drawing Resistors 10517 Electronic K

-7-Project # Description Page #614 Open & Closed Indicator 51615 Open & Closed Indicator (II) 51616 Vibration Indicator 51617 Vibration Sounde

-8-Project #512OBJECTIVE: To make a siren that slowly starts up and fadesaway.Turn on the slide switch (S1), and then press the press switch (S2) for

-9-This circuit was suggested byLuke S. of Westborough, MA.Project #514OBJECTIVE: To make a low-frequency oscillator.Build the circuit and set the ad

-10-OBJECTIVE: To make your own resistors.You need some more parts to do this experiment, so you’re going todraw them. Take a pencil (No. 2 lead is

-11-Shape to be drawn.Use a SHARP No. 2 pencil, draw ona hard surface, press hard and fill inseveral times for best results.Use the same circuit as pr

-12-Use the same circuit as project #516. Take the two loose jumper wiresand touch them with your fingers. You should hear a low-frequencysound. No

-13-Turn on the slide switch (S1), the lamp (L2) will be bright and the LED(D1) will be lit. The diode (D3) allows the batteries to charge up the470μ

-14-Set the meter (M2) to the LOW (or 10mA) scale. Place the fan on themotor (M1) and turn on the slide switch (S1), the meter measures thecurrent on

-7-Project # Description Page #408 Oscillator Sound (V) 37409 Transistor Tester 38410 Adjustable Voltage Divider 38411Automatic Display Capital Letter

-15-SCR’s are often used to control the speed of a motor. The voltage tothe gate would be a stream of pulses, and the pulses are made widerto increas

-16-This AM radio circuit uses a transistor (Q2) in the amplifier that drivesthe speaker (SP). Turn on the slide switch (S1) and adjust the variablec

-17-Turn on the slide switch (S1); nothinghappens. Turn the switch off; the LED(D1) flashes.When you turn on the switch, theelectromagnet (M3) stores

-18-Watch the LED’s (D1 & D2) as you press or releasethe press switch (S2). The red LED (D1) lights brieflyjust as you press the press switch and

-19-Project #535Project #536OBJECTIVE: To show how a motor works.Hear the MotorPlace the fan on the motor (M1). Press the press switch (S2) andliste

-20-The voltage produced by a motor when it is spinning is called its BackElectro-Motive-Force (Back EMF); this may be thought of as themotor’s electr

-21-Build the circuit and turn on the slide switch (S1), you hear a high-frequency tone. Press the press switch (S2) to lower the frequency byincreas

-22-Cover the solar cell (B2) and turn on the slide switch (S1), there shouldbe little or no light from the LED’s (results depend on your batteries).S

-23-Use the HIGH (or 1A) setting on the meter (M2) and place the fan on the motor (M1). Press thepress switch (S2), the meter will measure a very hig

-24-Use the LOW (or 10mA) scale on the meter (M2) and turn the slideswitch (S1) off. Vary the current measured on the meter by movingyour hand over t

-8-Project #306OBJECTIVE: To build a one-IC AM radio.Turn on the slide switch (S1) and adjust the variable capacitor (CV) fora radio station. Make s

-25-Build the circuit and turn on the slide switch (S1). If there is sunlighton the solar cell (B2), then the LED (D1) and lamp (L1) will be on.This

-26-Project #553OBJECTIVE: To test your NPN transistor.Solar NPN TransistorTesterThis circuit is just like the one in project #551, but tests the NPN

-27-Project #555OBJECTIVE: To compare the voltage of the solar cell to thebattery.Solar Cell vs. BatterySet the meter (M2) to the LOW (or 10mA) scale

-28-Project #557OBJECTIVE: To use the sun to make music.Solar MusicSet the meter (M2) to the LOW (or 10mA) scale. With the slide switch(S1) off, mak

-29-Project #559OBJECTIVE: To use the sun to make alarm sounds.Solar AlarmSet the meter (M2) to the LOW (or 10mA) scale. With the slide switch(S1) o

-30-Project #561OBJECTIVE: To use the sun to make alarm sounds.Photo Solar AlarmProject #562OBJECTIVE: To use the sun to make space war sounds.Solar

-31-Project #563OBJECTIVE: To use the sun to make a combination of sounds.Solar Music AlarmComboProject #564OBJECTIVE: To use the sun to make a comb

-32-Project #566OBJECTIVE: To use the sun to flash lights in a repeating pattern.Solar Periodic LightsProject #568OBJECTIVE: To use the sun to power

-33-Project #569OBJECTIVE: To build a sun-powered oscillator circuit.Low Light NoisemakerProject #570Low Light Noisemaker (II)OBJECTIVE: To build a

-34-Project #572OBJECTIVE: To build a sun-powered oscillator circuit.Solar OscillatorProject #574OBJECTIVE: To learn the principle of an SCR.Dayligh