"user manual"
Contents
1. STARTERBOX Required parts 9V battery 1K resistor brown black red gold 470K resistor yellow purple yellow gold red LED BC547 transistor wire jumper How it works In this circuit the small current flowing through your finger will be amplified by the transistor The base current that runs via your finger and resistor R1 is amplified by transistor T1 The amplified current flows through the LED and R2 making the LED lit R3 will prevent the transistor for unwanted functioning HINT wet you finger to make the LED light up stronger www vellemanprojects com SOLDERLESS EDUCATIVE STARTERBOX cD Project 3 Astable multivibrator flashing LEDs Let LEDs flash alternately Not included WATCH THE CAPACITOR POLARITY www vellemanprojects com END SOLDERLESS EDUCATIVE STARTERBOX Required parts 9V battery 2x 1K resistor brown black red gold 2x 100K resistor brown black yellow gold 2x red LED 2 x BC547 transistors 2x 10uF electrolytic capacitors How it works The 2 transistors alternately conduct because the capacitors are charged and discharged The speed at which this happens depends on the capacitors C1 C2 and the resistors R1 R2 Use a higher capacitor and resistor value in order to extend the LED lighting time The LED on time can be calculated T 0 693 x R1 Q x C1 F T 0 693 x 100 000 x 0 00001 0 693sec www vellemanprojects2. ND SOLDERLESS EDUCATIVE STARTERBOX Required parts 9V battery 3 x1K resistor brown black red gold 10K resistor brown black orange gold red LED 2 x push button 1x BC547 transistor 1x BC557 transistor 5 x wire jumper How it works The START button will light up the LED it will remain on when the pushbutton is released To switch off the LED press the STOP button T1 and T2 are in state of rest OFF no current By pressing the START but a ton a current flows via R4 through the LED At the same time the base of T2 is pulled low was high via R1 Since the value of R3 is much lower than R1 the voltage on the base of T2 drops making it conduct and via the collector of T2 and R2 T1 also starts to conduct From this point on both transistors keep each other in con ducting state even when the START button is released Pressing the STOP button will end the current flow towards the base of T1 and it will stop conducting The circuit is inter rupted and T2 will also stop conducting The LED will turn off www vellemanprojects com Pag 23 SOLDERLESS EDUCATIVE STARTERBOX CD Project 8 Timer circuit Make a LED switch off after a certain time J A Jumper wire 6 100K L Sage 1K Not included www vellemanprojects com EDU 01 SOLDERLESS EDUCATIVE STARTERBOX Required parts 9V battery 1K resistor brown black red g
3. RBOX EDU 01 Inside connection A push button will conduct current when pushed and interrupt the current when released The supplied button has 4 connections but only 2 are used 2 are interconnected Velleman part D6 Buzzer A buzzer produce a signalling sound to alert for a dangerous situation timer confirmation a button is pressed The pitch of the buzzer can t be changed because the frequency of the oscillator is fixed Velleman part SV3 pag 6 www vellemanprojects com FDU OD Transistors TE A transistor is an amplification device By means of a small EE BC547 current a much larger current is controlled Transistors come in two flavours NPN and PNP types depending on the polarity With this kit you receive a BC557 PNP and a BC547 NPN transistor A transistor has 3 pins Base Emitter and Collector Velleman part BC557B BC547B LDR Light Dependent Resistor A Light Dependent Resistor behaves like a resistor The resistance various on the amount of light falling on the device it decreases with increasing light intensity Velleman partit LDRO4 www vellemanprojects com Flatcable SOLDERLESS EDUCATIVE STARTERBOX EDU 01 Including in this box you can find a multi core cable The wires must be separated from each other before use This can be done using a wire cutter or pair of scissors Use the separate wires to connect components indicated in the drawing by a th
4. SOLDERLESS EDUCATIVE STARTERBOX VELLEMAN NV Legen Heirweg 33 9890 Gavere Belgium Europe www velleman be www velleman kit com END SOLDERLESS EDUCATIVE STARTERBOX 11 exciting projects which you can actually use Projects featured in this box LED WIG DUSh BUN OR anida Light a LED when a pushbutton is pressed pag 10 A transistor as cuurent amplifier eee ee Light a LED using a transistor pag 12 Asable TIVO ca aiT Let LEDs flash alternately pag 14 Simple burglar alarm with LED indication and sound Example of a simple burglar alarm pag 16 LON DOC sii Switch on a LED when there is sufficient light pag 18 e Check battery polarity pag 20 SID ORTEN a l EE EAEAN R Ena Paari Control a LED using 2 pushbuttons pag 22 E e ne ee ee ee ee a Make a LED switch off after a certain time pag 24 EE Make a LED switch on when it becomes dark pag 26 aE aa ee ee Make a liquid level trigger an alarm pag 28 Running light with 3 LEDS ee Make 3 LEDs light up shortly in succession pag 30 Difficulty level i easy Yo u Tu he see velleman EDUO1 A normal hard www vellemanprojects com Pag 3 SOLDERLESS EDUCATIVE STARTERBOX QITj Parts supplied with this kit STTS Breadboard d en The breadboard will hold all your A T D experiments The white lines show how the holes are electrically connected with HAHAHAHA 4 478 summer 2022222 A ESTEE e eachother velleman part
5. com SOLDERLESS EDUCATIVE STARTERBOX EDU 01 ey Project 4 Simple burglar alarm with LED indication and sound Make an alarm signal sound when the circuit is interrupted Not included 0 5m supplied wire www vellemanprojects com END SOLDERLESS EDUCATIVE STARTERBOX Required parts 9V battery 1K resistor brown black red gold 100K resistor brown black yellow gold red LED BC547 transistor buzzer 0 5m supplied wire How it works An alarm sounds when the normally closed security circuit here indicated as WIRE is interrupted Replace this normally closed circuit WIRE by a normally closed window or gy door switch when e g the window is BATTERY opened the contact within the window switch is interrupted the security circuit is opened and the buzzer sounds The alarm signal ends as soon as the security circuit is closed again www vellemanprojects com Pag 17 SOLDERLESS EDUCATIVE STARTERBOX Project 5 Light detector Switch on a LED when there is sufficient light Not included www vellemanprojects com END SOLDERLESS EDUCATIVE STARTERBOX Required parts 9V battery 1K resistor brown black red gold 2x 10K resistor brown black orange gold red LED BC547 transistor LDR How it works A LED lights up when enough light hits the LDR The LDR is a light sensitive resistor Light Dependent Resistor in dark condit
6. ducting the rele vant LED will light up Capacitor C4 is added to the circuit to create a certain starting condi tion when connecting power and to ensure a good operation Time to experiment What happens when you change the value of R1 R2 and R3 to 10K www vellemanprojects com EDU 02 SOLAR ENERGY EXPERIMENT KIT SOLDER EDUCATIVE STARTER BOX Fun solar powered projects Learn all about solar Learn how to solder build different exciting projects energy Includes spare components and demo boards Gi Ei Enter the world of microcontroller Learn how to connect your computer programming easy step by step instructions Includes programmer and test board with the outside world master the USB communication with tutorial examples Play with LED indicators and learn how to drive LCDisplays The Microchip name and logo PIC and PlCmicro are registered trademarks of Microchip Technology Inc in the USA and other countries This board with different signals will teach you how to use an oscilloscope Optimized instructions for use of our HPS140 oscilloscope YouTube demo movies EDU 00 SCOPE EDUKIT COUP Modifications and typographical errors reserved Velleman nv Legen Heirweg 33 9890 Gavere Belgi HEDUO1 2011 ED1 54103291438111
7. ick black line velleman part Fcs pag 8 www vellemanprojects com cD SOLDERLESS EDUCATIVE STARTERBOX PROJECTS www vellemanprojects com Pag 9 SOLDERLESS EDUCATIVE STARTERBOX Project 1 LED with push button As long as the push button is pressed the led will light Flat side shortest leg www vellemanprojects com EDU 01 SOLDERLESS EDUCATIVE STARTERBOX Required parts 9V battery 1000 ohm resistor brown black red red LED push button How it works As long as the push button is pressed a closed circuit is formed that makes the current flow and the LED lights up Current flows from the of the battery to the push button resistor of the LED and via the of the LED back to the battery Using a 10000hm resistor the current will be about 0 007A 7mA Calculation of the resistor Time to experiment resistor battery voltage LED voltage What happens when you swap and of the led What happens when you replace the 1000 ohm resistor with a 100K ohm resistor brown black yellow gold www vellemanprojects com Pag 11 resistor 9V 1 8V 10000hm 0 007 SOLDERLESS EDUCATIVE STARTERBOX Si Not included Project 2 Transistor acting as current amplifier Light up a LED using a transistor use your finger as a switch Y Jumper wire www vellemanprojects com EDU 0D SOLDERLESS EDUCATIVE
8. ions it has a high resistance and in light conditions its resistance becomes low Across the LDR is a positive potential which is fed to the base of the transistor enabling it to switch Resistor R2 creates a switching point which determines when the transistor starts to conduct Resistor H1 limits the current that flows through the LDR www vellemanprojects com SOLDERLESS EDUCATIVE STARTERBOX EDU 01 ey Project 6 polarity tester Check the polarity of a battery Not included pag 20 www vellemanprojects com END SOLDERLESS EDUCATIVE STARTERBOX Required parts 9V battery 1K resistor brown black red gold red LED green LED wire jumper How it works When the 9V battery is connected to the circuit with the right polarity the green LED good will light up Current can flow from the of the battery through the green LED and via the resistor back to the of the battery The red LED wrong will not light up as it is polarised in the opposite direction When swapping the connection of the battery switch the red and the black wires the red LED will light up This way we can determine whether a battery is connected the right way or not www vellemanprojects com Pag 21 SOLDERLESS EDUCATIVE STARTERBOX Project 7 Start stop circuit Control a LED using 2 pushbuttons Not included Jumper wire pag 22 www vellemanprojects com E
9. istor brown black red gold 2 x 10K resistor brown black orange gold 100K resistor brown black yellow gold 2x BC547 transistor 10uF electrolyte capacitor LDR Red LED 2x wire jumper How it works This circuit will make a LED switch on when it becomes darker Transistors T1 and T2 form a Schmitt trigger circuit The output of a Schmitt trigger is switched over at a certain volt TL age at the input the trigger level The purpose here is the switch the LED on or off completely As long as there is no light on the LDR there is no base current to T1 and it will not conduct As long as this is the case T2 will receive a base current via R2 and R3 and conducts the LED will be on When light shines on the LDR the voltage on the base of T1 rises T1 will start to conduct when this voltage is higher than the voltage over R5 Ube of T1 When this is the case the base voltage of T2 drops and T2 does not longer conduct and the LED goes off Because of the change in flow through R5 when the LED switches off the threshold level for which T2 will conduct again in darkness also changes www vellemanprojects com Pag 27 SOLDERLESS EDUCATIVE STARTERBOX EDU 01 Project 10 Water alarm p N Make a liquid level trigger an alarm Do not use a flammable substance www vellemanprojects com END SOLDERLESS EDUCATIVE STARTERBOX Required parts 9V battery 10K resistor brown black orange gold 470K
10. old 100K resistor brown black orange gold 1M resistor brown black green gold Red LED push button 2x BC547 transistor 10uF electrolytic capacitor 3 x wire jumper How it works When pushing the push button shortly the LED will turn on and after a while it will go out By pushing the push button the capacitor will quickly charge when releasing the button the capacitor will release its stored energy via both transistors both will start to conduct and the LED will light up The current needed to make T2 conduct is limited as T1 and T2 form a Darlington tran sistor circuit The time needed to discharge the capacitor is also determined by resistor E He DAR aian ards R1 The smaller Ri the faster the capacitor is transistors connected in such a way discharged and the LED switches off When transistor is amplified further by the R1 is removed the capacitor discharges te much higher current gain thah sach solely via the base current of T1 Switching en off IS a lot slower now and takes 1 minute The total gain of both transistors can be calculated B B T1 x B T2 www vellemanprojects com SOLDERLESS EDUCATIVE STARTERBOX EDU 01 Project 9 Light switch Make a LED switch on when it becomes dark Not included Jumper wire www vellemanprojects com END SOLDERLESS EDUCATIVE STARTERBOX Required parts 9V battery 100 ohm resistor brown black brown gold 2 x 1K res
11. resistor yellow purple yellow gold buzzer 2x BC547 transistor 2 wires How it works The 2 sensor wires must be placed in a tank at a certain distance e g use a drinking cup Fill up the tank with a conducting liquid e g water until the level reaches both sensor wires A small current will flow via R2 towards the base of T2 The base is protected against interference with a resistor R1 9V BATTERY MAX WATER LEVEL T1 amp T2 are configured as a Darlington switch hence only a very small current is needed to make T1 conduct and activate the alarm sound www vellemanprojects com Pag 29 SOLDERLESS EDUCATIVE STARTERBOX EDU 01 ey Project 11 Running light with 3 LEDs Make 3 LEDs without control light up successively Jumper wire Not included pag 30 www vellemanprojects com END SOLDERLESS EDUCATIVE STARTERBOX Required parts 9V battery 3x1K resistor brown black red gold 3x100K resistor brown black yellow gold 3 x red LED 3x BC547 transistor 3x10uF electrolytic capaci tor 2x wire jumper This circuit makes each LED light up shortly in succession The circuit consists of 3 identical channels It is theoretically possible to expand per LED a similar circuit is needed in series with the previous The capacitor of the next channel is charged when the transistor of the previous channel is not conducting As long as a certain transistor is not con
12. t SDAD102 Resistors 34504010066 Bit IN 18 2022 TOROS ONL FT P 1 PPP PEL GERIG GE REE G CS PUB V rpepp pp ppppppp pp ppp pp G E PPP PPP PEP Pp ppp ppp I EI SITES EEE ye P LPPPPLTLLLLITPTPPPTPCTILDLLDPIPTPTIULDDUDPI 83999 t EA EEE ERGE ES E GGG CS Je 3 d L9 9 E O9 9 EE O9 10 AAA I EO OL NINA ER I EE Te Te TTT PPP PE PPP IE IE Ppp a A PETE 060 K G K kat 9919999299998292 O OO O H LAIA E Various resistor values are supplied They serve as current limiters or as voltage dividers Resistors do not have a polarity Resistors values are indicated by means of coloured rings The unit of resistance is called Ohm see colour code table in the package pag 4 www vellemanprojects com aD Capacitors A capacitor is almost like a small battery it can be charged using a power supply Mostly used to stabilise or to filter out unwanted voltages The unit is Farad practical values are in uF nF or pF The supplied capacitor is an Electrolytic capacitor of 10uF and has a polarity the long lead Velleman part 10J0E Green amp red LED 4 How to bend the leads d A LED is a Light Emitting Diode it can emit light using a small current max 20mA with a 1 8V drop Watch the polarity long lead O Velleman part L 7104LGD 8 L 7104LID O NG OK H Flat side shortest lead O www vellemanprojects com Pag 5 Push button SOLDERLESS EDUCATIVE STARTE
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