Elenco Electronics EP-130 User Manual

ELENCO
®
150 Carpenter Avenue
Wheeling, IL 60090
(847) 541-3800
Website: www.elenco.com
e-mail: elenco@elenco.com
Copyright © 2012, 2009 by Elenco
®
Electronics, Inc. All rights reserved. REV-A Revised 2012 753039
No part of this book shall be reproduced by any means; electronic, photocopying, or otherwise without written permission from the publisher.
ELECTRONIC
PLAYGROUND
TM
and LEARNING CENTER
MODEL EP-130
ELENCO
®
Wheeling, IL, USA

Elenco Electronics EP-130 Specifications

General

Number of Projects	130
Age Range	10+
Power Source	Battery
Type	Educational Electronics Kit
Battery Type	AA
Includes	instruction manual

Summary

I. PLAYGROUND OF ELECTRONIC CIRCUITS

EXPERIMENT #2: POLICE SIREN

Builds a circuit that simulates a police siren, with a tone that changes when activated.

IV. WELCOME TO DIGITAL CIRCUITS

EXPERIMENT #28: “TOGGLE FLIP-FLOP” TRANSISTOR

Explores digital circuits acting as switches using a flip-flop circuit.

V. MORE FUN WITH DIGITAL CIRCUITS

EXPERIMENT #35: “INVERTER” GATE USING TTL

Demonstrates an inverter circuit where the output is the opposite of the input.

VII. OSCILLATOR APPLICATION CIRCUITS

EXPERIMENT #61: DOUBLE-TRANSISTOR OSCILLATOR

Builds an oscillator using two transistors connected directly to each other.

VIII. MEET THE OPERATIONAL AMPLIFIER

EXPERIMENT #70: OPERATIONAL AMPLIFIER COMPARATOR

Introduces the operational amplifier as a comparator for comparing voltages.

IX. MORE FUN WITH OPERATIONAL AMPLIFIERS

EXPERIMENT #97: VOICE POWER METER

Creates a voice input power meter where LED brightness indicates voice input level.

X. RADIO AND COMMUNICATION CIRCUITS

EXPERIMENT #109: OPERATIONAL AMPLIFIER AM RADIO

Uses an operational amplifier to build a simple AM radio receiver.

XI. TEST AND MEASUREMENT CIRCUITS

EXPERIMENT #115: WATER LEVEL WARNING

Uses an LED and audio alarm to indicate three different water levels.