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LED ROBOT BLINKER KIT

MODEL K-17

Assembly and Instruction Manual

Elenco Electronics, Inc.

Copyright © 1989, 1998 Elenco Electronics, Inc.

Revised 2001       REV-J                                         753217

Summary of Contents for K-17

Page 1: ...LED ROBOT BLINKER KIT MODEL K 17 Assembly and Instruction Manual Elenco Electronics Inc Copyright 1989 1998 Elenco Electronics Inc Revised 2001 REV J 753217...

Page 2: ...ange orange brown gold 133300 2 R1 R4 10k 5 1 4W brown black orange gold 151000 CAPACITORS Qty Symbol Value Description Part 2 C1 C2 100 F Electrolytic 281044 SEMICONDUCTORS Qty Symbol Value Descripti...

Page 3: ...e their actual value printed on them Some capacitors may have their value printed in the following manner The maximum operating voltage may also be printed on the capacitor Second Digit First Digit Mu...

Page 4: ...now repeats itself with Q2 conducting until capacitor C1 nears full charge and begins to turn transistor Q1 ON Effectively the two transistors will alternately turn ON and OFF every 1 2 second The vo...

Page 5: ...ponent Lead Solder Soldering Iron Drag Foil 1 Solder all components from the copper foil side only Push the soldering iron tip against both the lead and the circuit board foil 2 Apply a small amount o...

Page 6: ...rown gold Q2 2N3904 Transistor see Figure B R4 10k 5 1 4W Resistor brown black orange gold C1 100 F Electrolytic Cap see Figure C D4 LED see Figure A Figure C Electrolytic capacitors have polarity Mou...

Page 7: ...o see that the battery snap is correctly mounted to the PC board 3 Check to see that the LEDs are mounted correctly Short the cathode of LED D1 to the negative battery lead The LED should light If not...

Page 8: ...e the emitter 6 When transistor Q1 is conducting capacitor C2 will be ____________ 7 When transistor Q2 is conducting LEDs D__ and D__ will be on 8 The frequency of the Robot Blinker is ___ cycles per...

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