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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.


Four household circuit testers and what each will and won't do.
CANADIAN WORKSHOP Mar 1986 (v.9#6) pg. 18

Polarity-sensitive continuity tester and voltage sensor. Est. cost: $3.
CQ. THE RADIO AMATEUR'S JOURNAL Apr 1981 (v.37#4) pg. 86

Single chip 4.5-digit digital voltmeter and continuity checker.

Christmas-tree light tester lets you apply low-voltage power to either end of the string in order to locate a broken wire and/or bad bulb.

3x3 visual continuity tester indicates both a complete circuit path and an estimate of the path resistance.

Single-chip DVM (digital voltmeter). Has a full 4.5-digit display and allows measurement resolution of 10 microvolts. Also serves as a continuity tester.
ELECTRONICS NOW Apr 1993 (v.64#4) pg. 59

Adjustable continuity tester lets you test for continuity easily and more accurately than you can with a DMM. Lets you set the continuity-test resistance level anywhere from the resistance of only the test leads up to 49 ohms.
ELECTRONICS NOW Aug 1994 (v.65#8) pg. 8
Correction ELECTRONICS NOW Oct 1994 (v.65#10) pg. 10

Audible continuity and semiconductor checker.
ELECTRONICS WORLD Oct 1966 (v.76#4) pg. 86

Continuity tester which will permit "go/no-go" testing at 0.1-ohm levels, but is safe to use with the most sensitive semiconductors.
ELECTRONICS WORLD Feb 1969 (v.81#2) pg. 78

Continuity tester has an audible alarm to indicate complete circuit. Can also be used as a code practice oscillator. Est. cost: $8.
ELEMENTARY ELECTRONICS Jan-Feb 1967 (v.3#3) pg. 88

Plastic pill bottle holds a transistorized RC amplifier and probe usable as a continuity tester and signal generator.
ELEMENTARY ELECTRONICS Jan-Feb 1971 (v.10#6) pg. 60

Using electrical testers. Tips on using a circuit analyzer, continuity tester, circuit tester, and multimeter.
FAMILY HANDYMAN #305 Feb 1990 (v.40#2) pg. 8

Using a multimeter as a continuity tester.
FAMILY HANDYMAN #309 Jun 1990 (v.40#6) pg. 73

Tip on using a continuity tester to find which nail has punctured a waterpipe in a wall.
FINE HOMEBUILDING #56 Oct-Nov 1989 pg. 26

Tip on locating which nail has penetrated a water pipe by using a continuity or resistance tester.
FINE HOMEBUILDING #76 Aug-Sep 1992 pg. 30

Open-circuit detector for any two-conductor cable.
HANDS-ON ELECTRONICS Jun 1987 (v.4#6) pg. 88

Continuity tester produces an audio tone in a loudspeaker.
HANDS-ON ELECTRONICS Sep 1987 (v.4#9) pg. 97

Code-practice oscillator circuit can also be used as a doorbell or continuity checker.
HANDS-ON ELECTRONICS Oct 1987 (v.4#10) pg. 96

Test circuit designed to help locate open traces on printed-circuit boards. A Piezo buzzer keeps sounding as long as your test probes remain on the same unbroken trace. Will not damage any semiconductor devices in the circuit.
HANDS-ON ELECTRONICS Jan 1988 (v.5#1) pg. 85

Light-triggered circuit. Use as a light sensor or as a simple continuty tester.
HANDS-ON ELECTRONICS Feb 1988 (v.5#2) pg. 84

Continuity tester uses the ubiquitous 555 timer IC.
HANDS-ON ELECTRONICS Dec 1988 (v.5#12) pg. 24

How to test a new run of wiring for continuity before hooking it up to the breaker panel. Use a 6-volt lantern battery and a flashlight bulb.
HOMEOWNER Mar 1984 (v.9#2) pg. 8

A short course in basic electricity. Part 5. How to make simple and safe resistance or continuity tests on home appliances.
HOMEOWNERS HOW TO Mar-Apr 1978 (v.3#2) pg. 85

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

Ohm Alone. Build a continuity tester which uses a very low sense voltage and current so that it is safe to use even when devices are still connected to the path. More importantly, it only indicates continuity if the resistance in the path is less than about 1 ohm.
KITPLANES Sep 1993 (v.10#9) pg. 66

High-performance audible continuity tester. A stand-alone instrument that tests circuits and components for continuity down to 50 milliohms.
MODERN ELECTRONICS [2] Jan 1988 (v.5#1) pg. 40

Multi-master. Solid-state multivibrator module is used in this tester which generates a 1000-Hz tone, richly endowed with harmonics. Can be used as a signal generator, code practice oscillator, and continuity tester. Est. cost: $5.
POPULAR ELECTRONICS [1] Jan 1967 (v.26#1) pg. 75

Continuity tester sounds an audio alarm and will not short out should you place the probes across the power line.
POPULAR ELECTRONICS [1] Jun 1968 (v.28#6) pg. 61
Correction POPULAR ELECTRONICS [1] Aug 1968 (v.29#2) pg. 14

Basic blocking oscillator circuit can serve as (1) code practice oscillator, (2) continuity tester, (3) metronome, (4) audio test signal source, (5) alarm signal and (6) basic electronic organ.
POPULAR ELECTRONICS [1] Jan 1970 (v.32#1) pg. 99

Micropower audible continuity tester applies 0.3 volts to 55 uA to circuit under test.
POPULAR ELECTRONICS [1] May 1974 (v.5#5) pg. 47

Build a polarity-sensing continuity tester.
POPULAR ELECTRONICS [1] Oct 1974 (v.6#4) pg. 66

Unique continuity tester generates only 50 microamperes.
POPULAR ELECTRONICS [1] May 1975 (v.7#5) pg. 33

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

Cordless DC test light can be used to check for the presence of 6- to 24-volts DC and does not require a ground connection. Instead, your hand against the chassis is a sufficient ground. Ideal for checking automobile wiring. Est. cost: $5.
POPULAR ELECTRONICS [2] Jan 1990 (v.7#1) pg. 61

Continuity checker circuit eliminates false readings caused by coils or low resistance devices in a circuit.
POPULAR ELECTRONICS [2] Mar 1990 (v.7#3) pg. 25

Circuit used to test for opens in cables, bad circuit-board traces, or intermittent circuits (swingers) in security systems.
POPULAR ELECTRONICS [2] Mar 1990 (v.7#3) pg. 27

Smart continuity tester detects both continuity and low resistance through a component.
POPULAR ELECTRONICS [2] May 1990 (v.7#5) pg. 24

Junk box continuity tester always seems to work regardless of what parts are used in its construction.
POPULAR ELECTRONICS [2] Sep 1990 (v.7#9) pg. 27

Low-voltage continuity tester applies a mere 0.3-volts DC to the circuit under test.
POPULAR ELECTRONICS [2] Dec 1990 (v.7#12) pg. 25

Continuity tester circuit that will detect brief opens and shorts.
POPULAR ELECTRONICS [2] Jan 1991 (v.8#1) pg. 25

Continuity tester circuit features a test/hold button that tests the buzzer by making it sound in both the normally-open and normally-closed modes.
POPULAR ELECTRONICS [2] Feb 1991 (v.8#2) pg. 25

3x3 visual continuity tester also gives a relative resistance reading.
POPULAR ELECTRONICS [2] Feb 1992 (v.9#2) pg. 53

Simple continuity tester is housed in a plastic coin-holder tube.
POPULAR ELECTRONICS [2] Sep 1993 (v.10#9) pg. 45

Component tester circuit checks diodes, bipolar transistors, and SCR's, and tests for continuity.
POPULAR ELECTRONICS [2] Aug 1995 (v.12#8) pg. 30

Dual-function 12-volt DC and continuity tester circuit. Either determines the presence and polarity of a 12-volt DC source or functions as a continuity tester.
POPULAR ELECTRONICS [2] Aug 1995 (v.12#8) pg. 32

Continuity checker circuit lets you decide whether you want an audible or visible indication of continuity.
POPULAR ELECTRONICS [2] Oct 1996 (v.13#10) pg. 67

A collection of troubleshooting circuits. (1) Voltage testers. (2) Polarity indicator. (3) Continuity tester. (4) Transformer tester. (5) Meter resistance tester. (6) Intermittently-open circuit tester.
POPULAR ELECTRONICS [2] Aug 1997 (v.14#8) pg. 67

Cordless voltage probe uses a piezoelectric buzzer to indicate the presence of a voltage. Can also become a continuity tester with the addition of a 9-volt battery.
POPULAR ELECTRONICS [2] Mar 1999 (v.16#3) pg. 47

Two continuity testers made from simple electrical supplies.
POPULAR MECHANICS Jan 1966 (v.125#1) pg. 189

Modify an old photographic light meter to function as a continuity meter.
POPULAR MECHANICS Sep 1967 (v.128#3) pg. 181

Continuity tester built into the handle of a screwdriver.
POPULAR MECHANICS Feb 1968 (v.129#2) pg. 186

Combination continuity tester and polarity indicator fits into a pill vial. Suitable for 6- and 12-volt automobile electrical systems.
POPULAR MECHANICS Mar 1977 (v.147#3) pg. 184

Build this shock detector for your home and car. Both a visible and audible signal identifies shock hazards and tests continuity and faulty ground connections.
POPULAR MECHANICS Feb 1978 (v.149#2) pg. 120

Make this ground and continuity tester. Use it to check your automobile cables. Est. cost: $2.
POPULAR MECHANICS Nov 1978 (v.150#5) pg. 60

Convert an ordinary flashlight into a continuity tester.
POPULAR MECHANICS Sep 1989 (v.166#9) pg. 96

Matchbox-sized gadget (1) determines polarity of 6- or 12-volt system, (2) checks for presence or absence of voltage and (3) tests electrical continuity.
POPULAR SCIENCE Apr 1972 (v.200#4) pg. 154

Audible continuity tester is helpful when checking wire-wrap circuits.
RADIO-ELECTRONICS Nov 1984 (v.55#11) pg. 86

Latching continuity tester helps locate those difficult-to-find intermittent shorts and opens that other testers seem to miss. Est. cost: $25.
RADIO-ELECTRONICS Nov 1986 (v.57#11) pg. 49, 65
Correction RADIO-ELECTRONICS Jan 1987 (v.58#1) pg. 18

Continuity tester can also be used as a code practice oscillator. Est. cost: $4.
SCIENCE & ELECTRONICS [1] Oct-Nov 1970 (v.28#5) pg. 73

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.
SCIENCE & MECHANICS May 1968 (v.39#5) pg. 66