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REV-D Revised 2012

Project 317

99 Washington Street
Melrose, MA 02176

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Содержание Projects 306-511

Страница 1: ...book shall be reproduced by 753104 any means electronic photocopying or otherwise without written permission from the publisher REV D Revised 2012 Project 317 99 Washington Street Melrose MA 02176 Ph...

Страница 2: ...g says not to use it Some circuits use the red and black jumper wires to make unusual connections Just clip them to the metal snaps or as indicated Note While building the projects be careful not to a...

Страница 3: ...N4001 6SCD3 r 1 Relay 6SCS3 r 1 7 Segment LED Display 6SCD7 r 1 Transformer 6SCT1 r 1 FM Module 6SCFM r 1 Recording Integrated Circuit 6SCU6 Q3 M2 FM D3 5 2 S3 T1 U6 D7 Note There are additional part...

Страница 4: ...he primary This transformer is a step up transformer Diode D3 Think of a diode as a one way valve that permits current flow in the direction of the arrow The anode arrow is the positive side and the c...

Страница 5: ...n the slide switch off and on the motor should not spin 28 7 Segment Display D7 Build project 337 All segments light displaying the number 8 4 SCR Q3 An SCR is a three pin anode cathode and gate silic...

Страница 6: ...ltage ALWAYS disconnect your batteries immediately and check your wiring if something appears to be getting hot ALWAYS check your wiring before turning on a circuit ALWAYS connect IC s the FM module a...

Страница 7: ...Light Controlled Relay 23 356 Bulb Alert Relay 23 357 Adjustable Light Control 24 358 Meter Deflection 24 359 AC to DC Current 25 360 Current Meter 25 361 Buzzer Relay Transformer 26 362 Buzzer Relay...

Страница 8: ...Electronic Cat 50 459 Electronic Cat II 50 460 Electronic Cat III 50 461 Electronic Cat IV 50 462 Buzzer Cat 50 463 Buzzer Cat II 50 464 Buzzer Cat III 50 465 Lazy Cat 50 466 Meter Deflection II 51 4...

Страница 9: ...the slide switch S1 and press the R button Now press the T button and FM module FM scans for a radio station When a station is found it locks on to it and you hear it on the speaker SP Adjust the volu...

Страница 10: ...switch S1 then press the press switch S2 to start the first song When the music stops press the press switch again to hear the second song When the second song stops press the press switch again the t...

Страница 11: ...project 312 Turn on the switch S1 then press the press switch S2 to start the first song When the music stops press the press switch again to hear the second song When the second song stops press the...

Страница 12: ...he FM band and stop You must then press the reset R button to start at 88MHz again FM Radio Project 317 OBJECTIVE To build a complex circuit Note that there is a 3 snap wire between RV and U4 partiall...

Страница 13: ...is used to trigger the SCR Turn on the slide switch S1 and the bulb L1 should not light Now press the press switch S2 the SCR turns on and lights the bulb To turn off the bulb you must turn off the sl...

Страница 14: ...otoresistor RP and remove the jumper wire Cover the photoresistor with your hand Now slowly remove your hand When enough light hits the resistor the music plays Project 322 OBJECTIVE To build a circui...

Страница 15: ...meter M2 to the LOW or 10mA scale Inside the meter there is a fixed magnet and a moveable coil around it As current flows through the coil it creates a magnetic field The interaction of the two magne...

Страница 16: ...rt Set the meter M2 to the LOW or 10mA scale Adjust the adjustable resistor RV for maximum resistance by setting the slider to the top The meter only deflects part of the way As you move the slider do...

Страница 17: ...o protect the SCR a current limiting 1k resistor R2 is placed in series with the gate SCR 6V Bulb Project 327 OBJECTIVE To change the direction of current flow using a motor Set the meter M2 to the LO...

Страница 18: ...Project 330 OBJECTIVE To configure the seven segment to display the number 1 Connect B C to the negative of the battery Display 1 OBJECTIVE To configure the seven segment to display the number 2 Conn...

Страница 19: ...t A B C D F G to the negative of the battery Display 9 Project 339 OBJECTIVE To configure the seven segment to display the number 0 Connect A B C D E F to the negative of the battery Display 0 Project...

Страница 20: ...itch to contact 3 lighting the red LED D1 LED Relay Project 342 OBJECTIVE To build a manual timer using a relay The transistor Q2 acts as a switch connecting the relay S3 to the batteries As long as t...

Страница 21: ...ject 343 Now see what happens if you connect to the center tap on the side with more windings Place the meter M2 across points A B then turn on the switch S1 The needle should deflect less about half...

Страница 22: ...s of project 347 Mosquito Sound III Project 350 OBJECTIVE To use the photoresistor to adjust the oscillator sound Touch Control Mosquito Sound Project 351 OBJECTIVE Use the whistle chip to make a mosq...

Страница 23: ...elay Bulb Relay Turn off the slide switch S1 If you press switch S2 the lamp L2 will not light Turn on the slide switch and press the press switch again the lamp lights and stays on until the slide sw...

Страница 24: ...with a 10k resistor R4 Connect the wire to points A B As long as the wire is connected the transistor Q2 is off and the relay S3 and bulb L2 are not powered Disconnect the wire The relay contacts wil...

Страница 25: ...low the middle the bulb stays off Adjustable Light Control Project 358 OBJECTIVE To demonstrate the properties of a transformer Set the meter M2 to the LOW or 10mA scale Pressing the press switch S2 g...

Страница 26: ...sm Current Meter 25 Project 359 OBJECTIVE To convert an AC current to DC using an LED Set the meter M2 to the LOW or 10mA scale Pressing and releasing the press switch S2 continuously generates an AC...

Страница 27: ...d down and applied to the speaker generating the sound To make the sound a little louder replace the 0 1 F capacitor C2 with a 3 snap wire Buzzer Relay Transformer Project 362 OBJECTIVE Make a relay b...

Страница 28: ...tter S Connect A F G C D to the negative of the battery Display Capital Letter S Project 364 Project 365 Project 366 Project 367 OBJECTIVE To configure the seven segment to display the capital letter...

Страница 29: ...e recording you made followed by one of three songs If you press the press switch before the song is over music will stop You may press the press switch several times to play all three songs Recorded...

Страница 30: ...wire Cover the photoresistor with your hand Now slowly remove your hand The music plays when enough light hits the resistor Light Space War Alarm The circuit uses the alarm IC U2 and works the same wa...

Страница 31: ...To construct a time delay fan Delay Fan OBJECTIVE To build a sound activated fan Sound Activated Fan Use the circuit in project 381 Replace the lamp L2 with the motor M1 and fan then replace the 3 sna...

Страница 32: ...hen on to record again but this time speak louder You will find that the louder you speak the more the meter deflects The lamp L2 is used to limit current and will not light Playback Record with Meter...

Страница 33: ...is circuit remembers if there was a break in the connection OBJECTIVE To light a bulb to indicate an open circuit This project is similar to project 386 but uses a transistor Q2 The lamp L2 will not l...

Страница 34: ...he photoresistor Block the light with your hand and the speaker SP sounds Night Police Car OBJECTIVE To build a night sensitive machine gun sound Use the circuit from project 388 Connect the jumper wi...

Страница 35: ...92 Connect the jumper wire to points B C The sound of a machine gun will be heard when the room is not dark Daytime Light Machine Gun Project 393 OBJECTIVE To build a light sensitive fire engine sound...

Страница 36: ...roject 398 Turn on the slide switch S1 and you hear space war sounds as the lamp L1 flashes If you wave your hand over the photoresistor RP the sound changes If you keep the photoresistor covered then...

Страница 37: ...sounds with an oscillator Build the circuit and press the press switch S2 a few times you hear cute sounds like a bumble bee Replace the 0 02 F capacitor C1 with 0 1 F capacitor C2 or 10 F capacitor C...

Страница 38: ...w variations of project 404 Oscillator Sound V Project 408 OBJECTIVE Show variations of project 404 Use the circuit in project 404 In this circuit you will change the tone by adding more capacitance P...

Страница 39: ...GOOD The meter would only deflect a little or not at all for a BAD transistor Transistor Tester Project 410 OBJECTIVE To make an adjustable current path Set the meter M2 to the LOW or 10mA setting Thi...

Страница 40: ...play flashes and the whistle chip WC buzzes on and off Automatic Display Capital Letter H Project 415 OBJECTIVE To construct a flashing display for the capital letter P Use the circuit from project 41...

Страница 41: ...Project 419 Use the circuit in project 419 Connect the whistle chip WC across points C D You should hear a faster sound OBJECTIVE Show variations of project 419 Whistle Chip Sounds V Project 423 Use t...

Страница 42: ...song LED Music Project 426 Project 427 OBJECTIVE Show variations of project 425 Light controlled LED Time Delay OBJECTIVE Show variations of project 425 Touch controlled LED Time Delay Use the circui...

Страница 43: ...m Recorder Project 429 Project 430 OBJECTIVE Record the sound from the alarm IC Alarm Recorder II OBJECTIVE To record the sound of a machine gun Machine Gun Recorder Use the circuit in project 428 Rem...

Страница 44: ...eft a short discharge time Turn on the switch S1 the red LED D1 lights Now press and release the switch S2 the bulb lights and the motor spins Project 431 Time Delay 1 7 Seconds OBJECTIVE To build a t...

Страница 45: ...a switch connecting the relay S3 and the alarm IC U2 to the batteries As long as there is a voltage on the transistor s base the alarm IC sounds Turn on the slide switch S1 and then press the switch...

Страница 46: ...6 Flashing 5 6 Use the circuit in project 435 Connect A F G C D to the circuit Turn on the slide switch S1 and the number 5 should be flashing Now connect A C D E F G to flash the number 6 Project 438...

Страница 47: ...s Press the press switch S2 and the alarm sounds at full volume as the LED D1 lights Capacitor C5 is also charged Release the press switch the alarm IC U2 still sounds because the voltage from the dis...

Страница 48: ...e jumper wires connect the whistle chip WC across points A B and the sound changes Bird Sounds III Project 449 OBJECTIVE To create bird sounds Use the circuit in project 447 Connect the whistle chip W...

Страница 49: ...limit the current and will not light Motor Sound Recording Project 454 OBJECTIVE To build a circuit that generates sound as a motor is spinning Turn off the switch S1 There is no power the LED s and...

Страница 50: ...de switch S1 and now you generate a louder sound using the speaker Next replace the whistle chip WC with the 6V lamp L2 Turn on the slide switch S1 and the lamp lights Uncover the photoresistor RP to...

Страница 51: ...project 458 Electronic Cat IV Use the circuit in project 458 Connect the whistle chip WC across points C D Press and release the switch S2 Adjust the resistor RV and hear the different sounds OBJECTI...

Страница 52: ...oject 467 Connect A B G E D to the circuit Turn on the switch S1 the display should be off Place your hand over the photoresistor RP now the number 2 lights Automatic Display 2 Project 468 Project 466...

Страница 53: ...y should be off Place your hand over the photoresistor RP now the number 4 lights Automatic Display 4 Project 471 OBJECTIVE Light the number 5 using a light controlled display Use the circuit from pro...

Страница 54: ...ariations of project 477 Variable Whistle Chip Oscillator Project 483 OBJECTIVE Show variations of project 477 Slow Adjusting Tone Project 484 OBJECTIVE Show a variation of project 483 Slow Adjusting...

Страница 55: ...ts you can make a simple light meter The amount of light changes the resistance of the photoresistor RP which affects the current though the meter As light increases the resistance drops and the meter...

Страница 56: ...make a circuit that indicates whether a door is open or closed Using the photoresistor RP you can build a circuit that indicates if a door is open or closed When the door is open and light is present...

Страница 57: ...nd the resistance goes up and the music stops Light control Meter Project 490 OBJECTIVE To start the circuit using an electric motor Electric control Meter Project 491 OBJECTIVE To start the circuit b...

Страница 58: ...his type of circuit All are connected to the same voltage but the current is dependent on the wattage of the bulb Fixed Voltage Divider Project 494 OBJECTIVE To make a resistor checker Set the meter M...

Страница 59: ...d over the photoresistor RP now the letter c lights Automatic Display Letter c Project 496 Project 498 OBJECTIVE To light the letter e using a light controlled display Use the circuit from project 495...

Страница 60: ...03 OBJECTIVE Display numbers 1 or 7 using the slide switch Connect segments A B C as shown in the diagram Turn the slide switch S1 off and on the display changes from numbers 1 to 7 Hand Control Displ...

Страница 61: ...e meter to points B C positive pole downward Press the switch S2 The capacitor discharges and the meter deflects slowly returning to zero Monitor Capacitor Charging Discharging Project 507 OBJECTIVE U...

Страница 62: ...Project 511 Connect 3 wire snaps to terminals C D and A B Connect the whistle chip WC across points G H You should hear a fire engine sound generated by the alarm IC U2 61 Connect a 3 wire snap to te...

Страница 63: ...nal Projects Including Strobe light Electromagnetism Transistor AM radio Rechargeable battery Solar batteries Mega pulser and flasher Paperclip compass Contains 10 New Parts Including Solar cell Elect...

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