Added Info HANDS-ON ELECTRONICS May 1988 (v.5#5) pg. 4
Phony burglar alarm consists of a flashing light which fits in your dashboard and automatically starts flashing when your ignition is turned off. Est. cost: $10.
HANDS-ON ELECTRONICS Jan 1987 (v.4#1) pg. 103
Auto-security systems. What is available and tips on their use.
HANDS-ON ELECTRONICS Feb 1987 (v.4#2) pg. 23
Automobile immobilizer circuit removes electric power to ignition system should an intruder try to steal your car.
HANDS-ON ELECTRONICS Apr 1987 (v.4#4) pg. 95
Car stopper circuit allows car to start, but will kill the engine (and not allow restart) a short time later.
HANDS-ON ELECTRONICS Dec 1987 (v.4#12) pg. 99
Special section on home and auto security. Includes 10 low-cost ways to protect your family, home and valuables. Choosing and installing a home security system. Photos show how to install a hood lock on a car.
HOME MECHANIX #681 Jan 1985 (v.81) pg. 77
Add-on devices that car thieves hate.
HOME MECHANIX #715 Nov 1987 (v.83) pg. 38
Theft proofing ideas for your automobile stereo system.
HOME MECHANIX #760 Nov 1991 (v.87) pg. 41
Installing automobile alarm systems. Some tips.
HOME MECHANIX #778 Sep 1993 (v.89) pg. 42
Make your car really theft-proof. Siren which will be activated if anyone tampers with hood, doors, trunk or ignition. Est. cost: $20.
MECHANIX ILLUSTRATED #465 Feb 1967 (v.63) pg. 114
The truth about auto burglar alarms and suggestions on how to install an alarm in your car.
MECHANIX ILLUSTRATED #539 Apr 1973 (v.69) pg. 106
Burglar-proofing your automobile citizens band radio transceiver.
MECHANIX ILLUSTRATED #578 Jul 1976 (v.72) pg. 42
A look at antitheft gadgets for your car and at which ones really make sense.
MECHANIX ILLUSTRATED #610 Mar 1979 (v.75) pg. 124
How to keep your car from being stolen. Tips on installing various anti-theft devices and/or alarms.
MECHANIX ILLUSTRATED #640 Sep 1981 (v.77) pg. 28
Circuit for an auto burglar alarm which blows the horn if someone trys to break in, hit your car or tow it away. Est cost: under $9.
MODERN ELECTRONICS [1] Jul 1978 (v.1#5) pg. 56
How to short-circuit auto theives. Build this "engine-stall" anti-theft device. It sets itself automatically whenever the ignition is turned off.
MODERN ELECTRONICS [2] Nov 1984 (v.1#2) pg. 76
Electronic automotive anti-theft alarms. Newest offerings, step-by-step installation procedure, and a rundown on the best systems available.
MODERN ELECTRONICS [2] Feb 1985 (v.1#5) pg. 22
Circuit design from scratch. A hands-on approach to creating new circuits. Project No. 2. A practical car theft alarm.
MODERN ELECTRONICS [2] Feb 1985 (v.1#5) pg. 46
Circuit for a versatile security alarm controller. System uses "area-of-value" concept and can be adapted to protect a home or car with no modification of the basic circuit.
MODERN ELECTRONICS [2] Jan 1986 (v.3#1) pg. 56
Car thief chaser. Alarm system emits painfully loud high-pitched sound that drives off thieves before they can steal anything of value. Pumps out 40 watts of raw 10-15-kHz sound that is unbearable within ten feet of the car. Est. cost: $20 plus speaker and keyswitch.
MODERN ELECTRONICS [2] Oct 1986 (v.3#10) pg. 34
Correction MODERN ELECTRONICS [2] Apr 1987 (v.4#4) pg. 5
A vocal warning burglar/car-theft alarm. When tripped, this alarm vocalizes a warning message and then sounds a piercing attention-getting buzzer.
MODERN ELECTRONICS [2] Feb 1988 (v.5#2) pg. 50
Correction MODERN ELECTRONICS [2] Aug 1988 (v.5#8) pg. 65
Vehicle theft-deterrent device simulates an ignition-system problem when a thief attempts to drive away your car.
MODERN ELECTRONICS [2] Nov 1988 (v.5#11) pg. 44
Added Info MODERN ELECTRONICS [2] Feb 1989 (v.6#2) pg. 7
Super-sensitive tilt switch for automotive alarms.
MODERN ELECTRONICS [2] Feb 1991 (v.8#2) pg. 48
Simple self-resetting tamper alarm protects auto against invaders.
POPULAR ELECTRONICS [1] Jul 1965 (v.23#1) pg. 61
Auto theft alarm blows horn 30 times a minute if a car door is opened and the alarm is not shut off during a 15-second delay. Est. cost: $15.
POPULAR ELECTRONICS [1] Mar 1967 (v.26#3) pg. 59
Automatic vehicle burglar alarm does not have an external key switch. Est. cost: $18.
POPULAR ELECTRONICS [1] Apr 1970 (v.32#4) pg. 59
Keyless vehicle alarm system operates in three modes to produce continuous or intermittent sound resetting of the circuit. Circuit is battery powered with a trickle charger attached to a car's electrical system.
POPULAR ELECTRONICS [1] Jun 1972 (v.1#6) pg. 51
A pair of simple alarm circuits will blow car horn. One uses a time delay and the other sounds off as soon as trunk, hood or door is opened.
POPULAR ELECTRONICS [1] Jan 1973 (v.3#1) pg. 32
Circuit for an electronic siren. Use for entertainment or incorporate into an automobile burglar alarm.
POPULAR ELECTRONICS [1] Dec 1973 (v.4#6) pg. 58
Delay circuit for auto intruder alarm.
POPULAR ELECTRONICS [1] Nov 1974 (v.6#5) pg. 17
Alarm sounds off if ground circuit of a mobile transceiver is broken by someone trying to steal the unit.
POPULAR ELECTRONICS [1] Jan 1977 (v.11#1) pg. 98
Added Info POPULAR ELECTRONICS [1] May 1977 (v.11#5) pg. 6
Automobile-alarm circuit has a variable exit delay, an LED indicator, and an auto-reset function.
POPULAR ELECTRONICS [2] Aug 1989 (v.6#8) pg. 24
Cut-off switch for your automobile ignition does not have to be concealed.
POPULAR ELECTRONICS [2] Dec 1989 (v.6#12) pg. 24
Automobile alarm circuit automatically turns on when the car is turned off. Incorporates a variable time delay to enter and exit car. A 110-dB siren inside the car causes too much pain for a burglar.
POPULAR ELECTRONICS [2] Feb 1990 (v.7#2) pg. 24
Versatile Code Alarm features separate adjustable enter and exit delays and automatic alarm reset. Use a 1-digit code to arm and 4-digit code (or a key) to disarm. Includes a tamper circuit. Suitable for automobile, home, boat, etc. Est. cost: $30.
POPULAR ELECTRONICS [2] Apr 1990 (v.7#4) pg. 39
Correction POPULAR ELECTRONICS [2] Jun 1990 (v.7#6) pg. 4
Theft-deterrent circuit is designed to use the existing horn circuit in your car to protect your car stereo equipment.
POPULAR ELECTRONICS [2] Jul 1990 (v.7#7) pg. 22
(1) Imitation car alarm flashes an LED whenever the ignition is off. (2) Relay-based cutoff switch deactivates starter solenoid.
POPULAR ELECTRONICS [2] Oct 1992 (v.9#10) pg. 74, 88
Build a time-delayed kill switch for your car. Hidden pushbutton is used to activate this device.
POPULAR ELECTRONICS [2] Oct 1993 (v.10#10) pg. 64
Starter cut-off switch can prevent an unauthorized person from starting your automobile.
POPULAR ELECTRONICS [2] Jun 1994 (v.11#6) pg. 26
Super-simple car alarm circuit beeps the horn repeatedly once a door, trunk, or hood is opened.
POPULAR ELECTRONICS [2] Jul 1994 (v.11#7) pg. 25
Ignition cut-off circuit requires three (or more) conditions be met to start the car (such as brake-light on, left turn signal on, and key switch on).
POPULAR ELECTRONICS [2] Jul 1994 (v.11#7) pg. 26
Vehicle-alarm simulator (fake alarm).
POPULAR ELECTRONICS [2] Sep 1994 (v.11#9) pg. 24
Multi-function car security system allows the user to control one or more vehicular electrical circuits from a distance via a digitally-encoded RF transmitter signal. Use it to disable ignition and activate horn or headlights.
POPULAR ELECTRONICS [2] Oct 1994 (v.11#10) pg. 47
Automotive circuit is both a passive cut-off device and a fake car alarm.
POPULAR ELECTRONICS [2] Jan 1996 (v.13#1) pg. 62
Added Info POPULAR ELECTRONICS [2] May 1996 (v.13#5) pg. 72
Build an anti-carjack module that is activated 60 seconds after a door is opened while the ignition key is on.
POPULAR ELECTRONICS [2] Aug 1996 (v.13#8) pg. 29
Extra switch foils car thief.
POPULAR MECHANICS Dec 1964 (v.122#6) pg. 176
Tip for making hub caps theft-proof.
POPULAR MECHANICS Nov 1966 (v.126#5) pg. 161
Seventeen ways to theft proof your car.
POPULAR MECHANICS Jul 1972 (v.138#1) pg. 112
Four kits for car safety and security are reviewed. Heathkit emergency flasher, auto alarm and wiper delay kit, plus Amtron wiper delay kit.
POPULAR MECHANICS Jul 1976 (v.146#1) pg. 70
Build a sophisticated voltmeter and car burglar alarm combination from kit or plans. Est. cost: $20.
POPULAR MECHANICS Mar 1982 (v.157#3) pg. 24
How to keep your car from being stolen. A look at several security systems.
POPULAR MECHANICS Aug 1982 (v.158#2) pg. 97
Build this "name caller" automobile alarm. The horn will sound a pre-selected Morse Code sequence to uniquely identify your car. Est. cost: $30.
POPULAR MECHANICS Jan 1984 (v.161#1) pg. 76
Auto theft alarm. Blows horn, flashes lights and shorts out ignition system when triggered. Est. cost: $35.
POPULAR SCIENCE Jan 1966 (v.188#1) pg. 164
Electronic burglar alarm will sound your car's horn for 1-1/2 minutes anytime your car door is opened.
POPULAR SCIENCE Oct 1968 (v.193#4) pg. 140
Anti-theft devices that scream, lock, or stop your car dead. What is available and tips on installation.
POPULAR SCIENCE Jan 1980 (v.216#1) pg. 108
Tips on installing an ignition interrupter to protect your car from a thief.
POPULAR SCIENCE Apr 1983 (v.222#4) pg. 172
Automotive burglar alarm. Protects car and contents without need of a key to turn it on and off. Estimated cost: $20.
RADIO-ELECTRONICS Mar 1980 (v.51#3) pg. 35
Automobile locator. An RF oscillator and a sensitive receiver can help you find your automobile in a large parking lot.
RADIO-ELECTRONICS Apr 1982 (v.53#4) pg. 32
A practical circuit for an automobile anti-theft lock is built around the LS7220 digital-lock IC from LSI Computer Systems. Up to 9 push buttons must be pressed in correct order to start car.
RADIO-ELECTRONICS Jan 1983 (v.54#1) pg. 90
Build this burglar alarm for your car. Monitors all entry points and can also detect motion. Est. cost: $45.
RADIO-ELECTRONICS May 1983 (v.54#5) pg. 61
Alarm circuit for your car that uses only one IC. It features entrance- and exit-delay times, auto reset control, automatic shutoff, and low power consumption.
RADIO-ELECTRONICS Sep 1983 (v.54#9) pg. 80
Ignition cutoff switch will discourage car thieves.
RADIO-ELECTRONICS May 1986 (v.57#5) pg. 32
Auto siren sentry. Actuated by opening a door, hood, or trunk. Once activated, it can only be shut off with a key-lock switch. Est. cost: $17.
RADIO-TV EXPERIMENTER Jun-Jul 1967 (v.22#3) pg. 53
Auto theft alarm sounds a gong and shorts out the ignition of the car after the engine has been started by an unauthorized driver.
RADIO-TV EXPERIMENTER Feb-Mar 1969 (v.26#1) pg. 33
Low-cost small size alarm system for motorcycle or car.
SKINNED KNUCKLES #227 Jun 1995 (v.19#11) pg. 28
Correction SKINNED KNUCKLES #228 Jul 1995 (v.19#12) pg. 32
Low-tech solutions to prevent automobile theft.
SKINNED KNUCKLES #246 Jan 1997 (v.21#6) pg. 17
How to protect yourself from car thieves.
WOMAN'S DAY Jun 14 1978 (v.41#11) pg. 16
How to discourage car thieves. Some tips.
WOMAN'S DAY Sep 14 1982 (v.45#15) pg. 50