Elenco Electronics K-24 Assembly And Instruction Manual Download Page 1 | Manualshive

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WHOOPER ALARM KIT

MODEL K-24

Assembly and Instruction Manual

Elenco Electronics, Inc.

Copyright © 1989 Elenco Electronics, Inc.

Revised 2002 REV-D 753224

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Summary of Contents for K-24

Page 1: ...WHOOPER ALARM KIT MODEL K 24 Assembly and Instruction Manual Elenco Electronics Inc Copyright 1989 Elenco Electronics Inc Revised 2002 REV D 753224...

Page 2: ...y red gold 146800 2 R1 R9 15kW 5 1 4W brown green orange gold 151500 1 R4 22kW 5 1 4W red red orange gold 152200 1 R7 27kW 5 1 4W red violet orange gold 152700 CAPACITORS Qty Symbol Value Description...

Page 3: ...r 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 Multipli...

Page 4: ...nd this rapidly turns on transistor Q2 Capacitor C1 quickly discharges through resistor R8 as shown in Figure 2 Note that C1 charges through a 2200W resistor R2 but discharges through a 100W resistor...

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: ...A R3 1kW 5 1 4W Resistor brown black red gold R6 1kW 5 1 4W Resistor brown black red gold C3 047mF 473 Discap Q4 2N3904 Transistor see Figure A Q5 MPS 6531 Transistor see Figure A R9 15kW 5 1 4W Resis...

Page 7: ...if you accidentally touch an adjacent foil by using too much solder or by dragging the soldering iron across adjacent foils Break the bridge with your soldering iron COMPONENT CHECK 1 Be sure that al...

Page 8: ...first turned on the voltage at the base of Q2 is ___________ 5 When the power is first turned on the voltage across C1 is ___________ 6 Capacitor C1 charges through resistor _______ and discharges thr...

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