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Last Updated
03/31/2019
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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION. |
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SWITCH sa ANTENNA SWITCH sa AUDIO CABLE SWITCH sa CIRCUIT BREAKER & FUSE sa COAXIAL CABLE SWITCH sa DATA CABLE SWITCH sa ELECTRIC LIGHT BULB DIMMER sa ELECTRIC LIGHT BULB FLASHER sa ELECTRIC LIGHTING CONTROLLER sa ELECTRIC POWER CONTROLLER sa FOOT SWITCH sa LIQUID ACTIVATED SWITCH sa MAGNETIC SWITCH sa RELAY sa SWITCH -- ELECTRONIC sa SWITCHPLATE sa TABLE SAW SWITCH sa TELEPHONE LINE SWITCH sa TEMPERATURE ACTIVATED SWITCH sa TILT SWITCH sa TIMER-CONTROLLED SWITCH sa VIDEO CABLE SWITCH x ELECTRIC SWITCH xx ELECTRIC LIGHTING CONTROLLER xx ELECTRONIC COMPONENT Tip on grabbing a toggle switch more easily by attaching a length of rubber hose. Tip on wiring those multi-deck, multi-position switches found in electronic equipment. Tip on cleaning rotary switches using "Tarn-X" (a liquid silver/copper/brass cleaner). How to replace a pull-chain that controls a ceiling light with a wall switch. Toggle switch protector (shield) prevents accidental switching. Electrical wiring. Part 4. Wiring switches is simple. Circuit for debouncing inexpensive, normally-open spst pushbuttons. How to build a high-quality, high-power, multi-wafer bandswitch for your next linear amplifier project. Handsfree light switches for closets, hallways, doors, etc. Switching techniques include motion detector, magnetic switch, and pressure mats. Circuit to cure problems caused by switch-contact bounce. Circuit for indicating the status of an SPST switch (either open or closed) using a red or green LED. Switches, a guide to selection and application. Special section on switches. Simple digital-like circuit that can be used as a level monitor for pressure, temperature, fluid and other similar types of sensors. Use a small rubber crutch tip to make lamp switches easier to turn. Tips on replacing a faulty wall switch. Replacing a bad electrical switch. Tip shows how to install a three-way switch. Wiring to add a switch to a ceiling fixture which uses a pull chain. How to replace a bad light switch. How to install a three-way light switch. Wiring three-way switches. The trick is to run three-wire cable between them. Tip: Use an extension rod to alter the location of the switch on a stationary power tool. Circuit to "debounce" mechanical switches which are included in electronic circuits. How to install a wall switch to control an electrical outlet. How to install an extra light switch in an existing circuit. Looks at single-pole, three-way and four-way switches and circuits. Wiring diagram for three-way switches is shown. A look at special purpose light switches, including rocker type, lock type, dimmer, etc. How to convert a pull-chain fixture to a wall-switch control. How to install a three-way switch. A guide to switches, switch boxes and special purpose electrical boxes. Troubleshooting various types of electrical switches using a VOM meter. Guidelines for the proper way to install switches when using aluminum wiring. Electronic circuit to determine when a person rises from a chair. Used in connection with scientific experiments. Electronic circuit that acts as eight switches, which will be turned on and off sequentially, one at a time. Each switch will be on for one second. Switch multiplier. Digital switching arrangement multiplies the number of AC-operated devices that can be controlled by a single wall switch without requiring house wiring modifications. A single switch is able to control both a ceiling fan and light independently via relays. Schematic of level indicator circuit using a gravity-sensing tube. Sensitive low-cost indicators. Indicator circuits which use transistors will turn on a pilot light when a circuit is closed. Automatic light switch circuit is able to handle up to 1,000 watts. A selection of time sequencing electronic circuits using only inexpensive, non-critical parts. Experimenting with an air pressure switch. A gentle puff of air will close this electric switch. Use in various detection circuits. Three-way switch circuit for 117 VAC that requires only two wires. Sensors made simple. The construction, characteristics and operation of commercially available sensors such as mechanical switches, magnetic switches, photocells, phototransistors, and optocouplers. Safety first. A collection of switch circuits for use on machines which may help prevent bodily injury. (1) Simple two-handed switch. (2) Improved two-handed switch. (3) Electronic switch. (4) Relay replacement circuit. (5) Timed switch. (6) Mechanical switch replacement. Power-latching switch stays on only until the circuit is broken. Shock avoider switch box. How to install a three-way switch. Add a "reminder" lamp to your light-switch panel. Indicator lamp installed in the switchplate of a light switch tells you when the switch is on. Two styles of "bump switch" for turning off power tools with your knee. Home electrical system maintenance tips. (1) Loose service panel lugs. (2) Flickering light fixtures. (3) Defective switches. (4) Defective receptable. (5) Interrupted ground. How to install new switches. Push-button electronic lock circuit protects power tools from children. Wiring multi-switches. How to connect three-way and four-way switches. DC voltage-controlled switches. What is available and how do they work. Simple manual switch circuits to operate devices from more than one location. A simple CMOS switching circuit to control low- to medium-power devices. All about transistor switches. How to control motors, relays and light bulbs with digital IC's. CMOS bilateral switches work like a mechanical switch, but look like an IC. Attach a piece of angle iron and a padlock to prevent electric light switch from being turned on without permission. Vital differences between AC and DC ratings for switches, particularly in aircraft applications. Tip: Attach a magnet to the removable "keys" on locking tool switches. The key may then be attached to the underside of the metal table when not in use. Extender for a toggle switch makes it easier to locate by feel. How to install 3-way switches to control a light from 2 locations. Instructions and schematics show how to wire 3-way and 4-way light switches. How to wire three switches to control one light (called four-way switching). | |||||||||
Copyright © by Norman Lathrop Enterprises. All Rights Reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means (electronic, mechanical, print photocopying, recording or otherwise) without the prior expressed permission of Norman Lathrop Enterprises, except as permitted by law. |
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