SOLDER PRACTICE KIT MODEL SP-1A Assembly and Instruction Manual ELENCO Copyright 2012, 1994 by Elenco Electronics, Inc. All rights reserved. Revised 2012 REV-T 752601 No part of this book shall be reproduced by any means electronic, photocopying, or otherwise without written permission from the publisher.PARTS LIST If you are a student, and any parts are missing or damaged, please see instructor or bookstore. If you purchased this kit from a distributor, catalog, etc., please contact ELENCO (address/phone/e-mail is at the back of this manual) for additional assistance, if needed. DO NOT contact your place of purchase as they will not be able to help you. RESISTORS Note: Please refer to page 3 for the resistor reading exercise. This will familiarize you with the resistor color band coding. Qty. Symbol Value Color Code Part r1R3 68 5% 1/4W blue-gray-black-gold 126800 r 2 R1, R7 470 5% 1/4W yellow-violet-brown-gold 134700 r1R2 1k 5% 1/2W brown-black-red-gold 141001 r 2 R8,R9 10k 5% 1/4W brown-black-orange-gold 151000 r 2 R4, R6 22k 5% 1/4W red-red-orange-gold 152200 r 1 R5 47k 5% 1/4W yellow-violet-orange-gold 154700 r 2 R4A, R6A 56k 5% 1/4W green-blue-orange-gold 155600 r 1 VR1 200 Trim Pot 191321 See Desoldering Practice, page 13 CAPACITORS Qty. Symbol Value Description Part r 2 C4, C5 .02F (203) or .022F (223) Discap 242010 r 3 C1, C2, C3 10F Electrolytic (Lytic) 271045 r 1 C6 100F Electrolytic (Lytic) 281044 SEMICONDUCTORS Qty. Symbol Value Description Part r 2 Q1, Q2 2N3904 Transistor NPN 323904 r 1 IC1 555 or 1455 Integrated Circuit (Timer) 330555 r 2 LED1, LED2 Red LED (Light Emitting Diode) 350002 MISCELLANEOUS Qty. Symbol Description Part r 1 PC Board 511500 r 1 Solder Wick 556000 r 1 Battery Snap 590098 r 1 Speaker 590102 r 3 Wire 22AWG Topcoat Blue 12 (save one piece for the speaker assembly) 814600 r 1 Solder Tube Lead-free 9LF99 PARTS IDENTIFICATION Resistors Capacitors Semiconductors Miscellaneous 1/4W Battery Snap 1/2W Integrated Circuit (IC) 8-pin Trim Pot Transistor Electrolytic Discap LED Speaker -1-