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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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BATTERY sa AIRCRAFT BATTERY sa AUTOMOBILE BATTERY sa BATTERY CHARGING sa BATTERY ELIMINATOR sa BATTERY MONITOR sa BATTERY POWERED LIGHT sa BATTERY TESTING sa MODEL & MINIATURE AIRCRAFT ENGINE -- ELECTRIC -- POWER SUPPLY sa MOTORCYCLE BATTERY sa NICKEL-CADMIUM BATTERY sa PHOTOGRAPHIC BATTERY xx ELECTRIC xx ELECTRIC POWER SUPPLY Build a volt box. Wooden box contains a boat battery and a built-in battery charger. Use it both in your boat and as a source of 12 volt current to power portable TV sets, radios, etc. Tips from the pros on the care and feeding of marine batteries. Make an electric battery from a lemon. How to construct a model of Volta's first chemical battery and test it by constructing a crude galvanometer with a compass and bell wire. A guide to selecting the right kind of battery and tips on battery use. Power-saving tips for battery-powered projects. Thirteen guidelines for minimizing power consumption in battery-powered equipment. Make an organic battery from a container, galvanized metal, copper, and any type of juicy organic matter and salt water (for the electrolyte). A battery saving blinker. Simple circuit will blink an LED whenever a battery powered device is turned on. The blinker will remind you to turn it off after use. Understanding and using the nicad (nickel cadmium) battery. Living with the lead-acid battery. How they work and how to use lead-acid (automobile) batteries to power amateur radio equipment. The handy-pack, a self-charging heavy duty battery pack for your handi-talkie will provide up to 3 days of power for field operations. The project consists of 7 individual 1.2 volt cells and a two-level charging circuit to allow normal charging and continuous trickle charging. The practical aspects of charging nickel-cadmium batteries are discussed. CPR for dead HT batteries. (1) Helpful ideas on how to breathe more life into moribund nickel-cadmium packs. (2) Build a conversion unit that allows a HT to be powered by dry cell battery packs. Build a rechargeable, replacement battery pack for the Santec ST144UP 2-meter handheld transceiver. Est. cost: $17. Portable operation via battery power. Using deep-cycle lead-acid batteries to power amateur radio equipment for field use. Includes tips on caring for these batteries. Primer on Gel Cell batteries. How they work and how to put them to work. Includes schematics for several battery charger circuits. Step-down and step-up regulator circuits for obtaining as much useful power from a battery as possible. How to build a virtually indestructible battery pack from PVC pipe and end caps that rivals the current capacity of expensive, store-bought models. Micronaut, an ultra-low-power transmitter for "sport QRP". Homebrewed batteries which power the Micronaut utilize ordinary hardware and "Tabasco" sauce. Part 1. Battery backup power supply circuit (producing 5 volts DC at 300 ma.) is built around the Linear Technologies LT1579 chip. A quick battery pack to power a miniature project and make without soldering. Battery technology. Important questions and answers to enable you to use them more effectively. Choose the right battery. Simple wet cell battery uses lemon juice and water for electrolyte. Power supply using C or D size alkaline-energizer cells to make a solid-state CB set truly portable. Tip on extracting AAAA 1.5-volt alkaline power cells from inside "Energizer" brand 9-volt batteries. Cause of lead-acid battery discharge when stored on a concrete floor is explained. Understanding source impedance. Measuring a battery cell's internal resistance. Tip on adding a battery backup to a cordless telephone (or other low-current DC device). The how and why of carbon-zinc batteries. Battery buying basics. How to select the right battery that suits your needs and your budget. Includes tips on making your batteries last longer. How to get long life from batteries in outdoor power equipment. How to care for batteries on electric-starting outdoor power equipment. Replacing rechargeable batteries. How to find and replace wired-in NiCd cells in such devices as razors, photoflashes, portable telephones, appliances, etc. Building voltaic cells which use a table salt electrolyte. All charged up. Keeping current with today's better batteries, both single-life and reusables. Portable power. Tips on the best battery options for all your electronic requirements. How to select and use deep-cycle batteries for sport and recreation activities, such as powering electric trolling motors. How long will a battery last? Includes a table which gives rough estimates of life for various types and sizes of batteries for different load conditions. The Ni-Cd battery. Myths and mastery of nickel-cadmium rechargeable batteries are explored. Includes circuits for building a battery charger. Battery basics. An inside look at different battery types and guidance on which ones are best for particular applications. Do-it-yourself electronic components. How to make your own inductors, coils, resistors, capacitors, electromagnets, solenoids and batteries. Tips to increase the life of nickel cadmium batteries. Tip: Charged nicads can be safely carried in old 35mm film cans. How to read the manufacturing and date code on Mallory batteries. Short course on the care and use of nicads. How to take care of camcorder batteries for longer life. Tips on using a Polaroid Spectra film pack battery to power toys, a slide viewer, desk fan, etc. A used film pack battery will provide up to an hour's worth of electricity. Guide to selection and maintenance of storage batteries used in home-scale electrical generating systems. Tips on extending the life of standard dry-cell (non-rechargeable) batteries. Voltage-regulated battery power supply will furnish a constant 9-volt output and extend battery life well beyond "end-point" voltage. Whole unit fits into a plastic soap case. Battery power supply lets you select 3, 6, 9, 12, 15, and 18 volts, in either positive or negative polarity from a bank of 12 "D" cells. Est. cost: $6. Addition of one component to a transistor radio will increase battery life up to 30%. Diodes allow wet cell storage batteries to be wired in parallel without setting up a circulating current loop. Tips on choosing the right battery. A cost comparison of 12 different 1.5 and 9 volt batteries. Simple adapter converts 6-volt lantern battery into RTL 3.6-volt integrated circuit power supply. Est. cost: $5. The care and feeding of nickel-cadmium batteries. How they work and how to use them correctly. The Polapulse battery. A look at the 6-volt wafer battery which is built into Polaroid SX-70 film packs. Do-it-yourself batteries. How to make and experiment with wet, damp and dry cells. All about batteries. A look at the major battery families, and how each can be used to its best advantage. Uses for dead 9-volt batteries. (1). Salvage the terminal assembly for use as a battery clip on another project. (2) Salvage manganese-dioxide for chemical experiments. (3) Use the insulating bottom material to make a trimmer-capacitor adjustment tool. Everything you need to know about little batteries. Tips on selecting the correct battery for your needs. How to read the code on battery packages to tell when they were manufactured. How to test tiny button cells and the larger 9- to 510-volt batteries. Dry-cell dispenser for home supply of flashlight cells. Tips for servicing household appliances such as electric knives and razors which are powered by nickel-cadmium cells. Everything you always wanted to know about common batteries (from small camera ones to 6-volt lantern size). Simple battery tester for 1 to 5 volt batteries. Buyer's guide to small batteries. A look at the various sizes and types and which ones are right for different applications. NiCad batteries. An early death can be reversed if you follow this simple procedure. List of basic test equipment to set up an electronics test bench. Also includes tips on using external batteries on test gear, along with plugs and jacks that eliminate the chance of getting the wrong battery plugged in. Which battery type is best. How to choose between carbon-zinc, alkaline and mercury. All about batteries. Part 1. What's new in batteries. How to choose the right battery for your application. All about batteries. Part 2. Rechargeable batteries and how to use them. Using the Polaroid "Polapulse" battery to squeeze high power capacity into a very small space. All about batteries. Tips on selecting the right batteries for a particular application. Battery technology. Important questions and answers about batteries to enable you to use them more effectively. Chemical ion flow module reveals the presence of an internal electric circuit within a battery. Build an electrostatic battery, properly called an electrophorus. Conduct experiments with it using a straw electroscope. Wooden board with several battery holders and some wiring can serve as a low-voltage power supply, a continuity checker, a bulb tester, a code practice blinker, etc. Est. cost: $2. How to make an electrochemical cell. A voltaic pile and two fuel cells (one using hydrogen and one using alcohol). Also, a circuit for a cell-powered radio receiver. A compilation of data from correspondence with manufacturers regarding the charging characteristics of nickel-cadmium storage batteries. Dry cell batteries. Selecting the right one and using it correctly. Tip on reducing battery compartment corrosion and increasing the reliability of the contacts. | |||||||||
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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