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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION.
Click on a see also (sa) or tracing (xx) to view detailed entries about a related subject.
The entries are in alphabetical order by magazine name and then in chronological sequence.
To obtain a copy of any magazine article contact your local public library or the publisher.


A basic description of dry cell batteries and instructions on how to make a simple battery tester.
BOYS' LIFE Apr 1977 (v.67#4) pg. 67

Build a battery tester from a compass, cork, wire, and 2 thumbtacks.
BOYS' LIFE Apr 1980 (v.70#4) pg. 70

Car battery tester. Build a simple meter to estimate a car battery's cranking amps.

Battery tester circuit can be calibrated to test five different battery voltages (up to 12 volts) and includes a test-under-load switch. Est. cost: $7 (kit).

"Battery Analyst" meters test battery's terminal voltage and current drain under simulated load.
ELECTRONICS ILLUSTRATED Jan 1964 (v.7#1) pg. 64

A combination battery tester and battery charger. Use on AA, AAA, C, and D sizes of zinc-carbon, mercury, alkaline, and nickel-cadmium cells.
ELECTRONICS ILLUSTRATED Jul 1967 (v.10#4) pg. 83

Universal battery tester for testing various combinations of mercury, zinc, and alkaline batteries from 1.4 to 15 volts.
ELECTRONICS ILLUSTRATED Jan 1971 (v.14#1) pg. 31

Car battery tester. Build this simple meter to estimate your car battery's cranking amps.
ELECTRONICS NOW Jul 1992 (v.63#7) pg. 57

Battery FuelGauge. Build a circuit to check how much capacity (charge) remains in a battery. Est. cost: $36 (kit).
ELECTRONICS NOW Apr 1997 (v.68#4) pg. 58
Correction ELECTRONICS NOW Jul 1997 (v.68#7) pg. 7

Build a better battery tester. Test almost any household or shop battery from the smallest hearing types up through medium-voltage "B" batteries. Rheostats allow you to induce the proper load on the battery during the test.
ELEMENTARY ELECTRONICS Sep-Oct 1973 (v.13#5) pg. 79

Battery monitor and cell condition tester. Expanded scale tester allows you to test one cell or all six cells of an automobile battery.
ELEMENTARY ELECTRONICS Jan-Feb 1975 (v.15#1) pg. 69

Tip on testing a battery's condition with a multimeter.
FAMILY HANDYMAN #305 Feb 1990 (v.40#2) pg. 10

Build a 12-volt battery-voltage monitor to determine battery status under normal equipment load.
HANDS-ON ELECTRONICS Jul 1988 (v.5#7) pg. 69

Continuity tester uses a 555 timer IC. Use to test continuity, test small cells and batteries, check diodes, and measure resistance.
INDUSTRIAL EDUCATION Apr 1980 (v.69#4) pg. 50

All-purpose battery tester measures battery under load.
MECHANIX ILLUSTRATED #495 Aug 1969 (v.65) pg. 94

Battery tester mounts on the dash board of your car. Push a button to display both charge and power available and the health of the alternator. Est. cost: $15.
MECHANIX ILLUSTRATED #574 Mar 1976 (v.72) pg. 48

How to test batteries under simulated loads that are close to actual operating conditions. Typical loads given for several common size batteries.
MODERN ELECTRONICS [1] Dec 1978 (v.1#9) pg. 9

Optical isolator. Part 2. Construction details for building an inexpensive and versatile tester that can be used in conjunction with a dual-channel oscilloscope and a digital multimeter to test all types of optical isolators. Can also be used to test low-voltage zener diodes and 9-volt batteries.
MODERN ELECTRONICS [2] Dec 1986 (v.3#12) pg. 42

R/C aircraft crash saver. An accurate battery status indicator for on-board radio-control gear ensures availability of sufficient power for takeoff and landing of costly model airplanes. Uses LEDs to show if Ni-Cd battery has 4.8-, 4.6-, 4.4-, or 4.2-volts available.
MODERN ELECTRONICS [2] Dec 1987 (v.4#12) pg. 56
Correction MODERN ELECTRONICS [2] Feb 1988 (v.5#2) pg. 7
Correction MODERN ELECTRONICS [2] Jul 1988 (v.5#7) pg. 5

Automotive battery/charging system analyzer. Simple, low-cost circuit uses a series of LEDs to report on vehicle electrical-system status.
MODERN ELECTRONICS [2] Mar 1989 (v.6#3) pg. 40

Nicad battery tester will determine if your cells are able to take a charge or not. Simple unit consists of a D cell battery, a switch, a light bulb and a probe.
MODERN PHOTOGRAPHY Mar 1978 (v.42#3) pg. 12

Compact, elementary battery tester made from penlight bulb, wire and a washer.
MODERN PHOTOGRAPHY Feb 1986 (v.50#2) pg. 49

Build an accurate, reliable battery tester for determining the condition of the batteries most commonly used in photo equipment. Allows testing the batteries under load conditions. Est. cost: $30.
PHOTOGRAPHIC Feb 1986 (v.14#10) pg. 73

Simple circuit to see if nickel cadmium batteries are capable of taking a charge.
PHOTOMETHODS Sep 1977 (v.20#9) pg. 6

Flash-battery tester. Use this project and your personal computer to determine how a particular brand or type of battery will perform in your electronic photoflash unit and store a permanent record of the test results.

Build a combination battery charger and tester. Recharge dry cells up to 12 volts with this unit. Tester determines if the battery will accept a recharge.
POPULAR ELECTRONICS [1] Aug 1967 (v.27#2) pg. 33

Using a VOM and some resistors to test batteries under load to determine how much power is left in them.
POPULAR ELECTRONICS [1] Feb 1968 (v.28#2) pg. 57

Experimenting with LEDs. Flasher circuits and battery tester circuit using LED's.
POPULAR ELECTRONICS [1] Mar 1975 (v.7#3) pg. 78

Circuit for (1) testing the condition of 9-volt batteries in test instruments and (2) for flashing a light to show that the battery is turned on and operating so you won't forget to turn the device off when done.
POPULAR ELECTRONICS [1] Jul 1976 (v.10#1) pg. 46

Electronic Christmas gifts built around the TL489C analog level detector. It can be used to make (1) soil moisture detectors, (2) temperature range indicators, (3) controls and alarms for fish fanciers, chemists, chefs and photographers, (4) battery & continuity testers, (5) toys and games, (6) simple light organs, (7) humidity alarms,...etc.
POPULAR ELECTRONICS [1] Dec 1978 (v.14#6) pg. 78

Inexpensive auto battery tester simulates 200-ampere starter-motor load.
POPULAR ELECTRONICS [1] Nov 1980 (v.18#5) pg. 78

Build a NiCd-battery tester to identify "weak" AA cells.
POPULAR ELECTRONICS [2] Aug 1990 (v.7#8) pg. 40

Build a battery amp-hour meter to test the true state of your rechargeable batteries.
POPULAR ELECTRONICS [2] Nov 1994 (v.11#11) pg. 51

Simple battery tester uses six incandescent lamps to check the battery under load.
POPULAR ELECTRONICS [2] Apr 1996 (v.13#4) pg. 67

Battery tester for use with a voltmeter will allow a 2.7 ohm load to be placed on a 1.5 volt battery.
POPULAR MECHANICS Oct 1967 (v.128#4) pg. 196

Auto battery test light plugs into cigarette lighter socket. Lamp turns off of voltage drops below 9.2 volts when starting engine. Such a drop indicates a low battery.
POPULAR MECHANICS Feb 1974 (v.141#2) pg. 60D

Build a battery charge checker to monitor your car's electrical system. Checker plugs into the cigarette lighter socket of any 12-volt vehicle.
POPULAR MECHANICS May 1979 (v.151#5) pg. 84

Battery "brain" tests batteries and recharges those that aren't too far gone. Handles batteries from AAA up to lantern size. Estimated cost: $15.
POPULAR MECHANICS Nov 1980 (v.154#5) pg. 20

Build a simple battery tester for A, C, and D cells.
POPULAR MECHANICS Feb 1981 (v.155#2) pg. 142

How to determine the state of charge in a maintenance-free auto battery.
POPULAR MECHANICS Jun 1984 (v.161#6) pg. 20

What you should know about testing AA-, C-, and D-size zinc-carbon and alkaline cells. How to use a dc ammeter to do the testing.
POPULAR PHOTOGRAPHY Jul 1977 (v.81#1) pg. 58

Battery testers. Do you need one and which kind should you buy?
POPULAR PHOTOGRAPHY Apr 1996 (v.60#4) pg. 110

How to make an old battery tester compatible with the new 3- and 6-volt lithium cells.
POPULAR PHOTOGRAPHY Jul 2001 (v.65#7) pg. 80

Nine-in-one troubleshooter does the work of nine individual test meters by means of one universal meter coupled with six interchangeable test modules. Part 1. Appliance checker and battery analyzer.
POPULAR SCIENCE Feb 1966 (v.188#2) pg. 114

Nine-in-one troubleshooter does the work of nine individual test meters by means of one universal meter coupled with six interchangeable test modules. Part 3. Storage battery cell tester and AC ammeter.
POPULAR SCIENCE Apr 1966 (v.188#4) pg. 192

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.
POPULAR SCIENCE Jan 1971 (v.198#1) pg. 46

Storage battery tester for your car allows you to monitor the condition of the positive plate in one cell and the negative plate in the adjacent cell. Voltage can be determined to 1/100th of a volt.
POPULAR SCIENCE Jan 1972 (v.200#1) pg. 112

Nicad health indicator. A ten-LED readout shows you the voltage generated by your radio-control battery pack and the "fitness" of the nicad cells.

Realistic battery-voltage measurements. How to test batteries under "loaded" conditions.
RADIO-ELECTRONICS Feb 1984 (v.55#2) pg. 94

Build an expanded scale battery tester which tests both a single cell and the six cell battery circuit found in a 12-volt automobile battery.
SCIENCE & MECHANICS Sep-Oct 1982 pg. 115