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.

Combine automatic sonar ranging and infrared-light detection in a computer-controlled scanner. Uses a Polaroid Ultrasonic Ranging System.
BYTE Nov 1980 (v.5#11) pg. 32

Use surface-mount technology to build an infrared transmitter small enough to fit on a key chain.
ELECTRONICS EXPERIMENTERS HANDBOOK 1989 pg. 103

Simple battery-powered infrared (IR) receiver circuit will trigger an LED, buzzer, etc. Suitable for use in a target game.
ELECTRONICS NOW May 1993 (v.64#5) pg. 12

Long-range body-heat detector senses the infrared emissions of humans and animals up to several hundred feet away. Est. cost: $70.
ELECTRONICS NOW Feb 1994 (v.65#2) pg. 38

Infrared logic probe to help troubleshoot infrared emitters.
ELECTRONICS NOW Dec 1995 (v.66#12) pg. 69

Lazer Fazer. Test if your automotive laser detector is working with this simple unit that sends a beam that looks like a police laser-speed gun. This unit simulates a true lasing device by means of a narrow-beam infrared LED. Can also be used for an electronic game of tag where the other players wear a simple infrared detector (circuit schematic included). Est. cost: $40 (kit).
ELECTRONICS NOW Nov 1997 (v.68#11) pg. 37

Build an ultra-sensitive infrared-sensing device to detect hot or cold objects remotely. Indicates the temperature difference between the temperature of an object and an arbitrary ambient temperature reference that can be set at any time.
ELECTRONICS NOW Aug 1998 (v.69#8) pg. 35

How to see near-infrared radiation. Includes instructions to build a simple near-infrared-sensitive audio oscillator.
MODERN ELECTRONICS [2] May 1986 (v.3#5) pg. 64

Infrared radiation and some of the ways it can be detected.
MODERN ELECTRONICS [2] Jun 1987 (v.4#6) pg. 66
Added Info MODERN ELECTRONICS [2] Oct 1987 (v.4#10) pg. 5

Experimenting with infrared detectors. Circuits include: (1) Infrared-sensitive tone generator. (2) Infrared radiometer. (3) Pyroelectric IR detectors.
MODERN ELECTRONICS [2] Jul 1987 (v.4#7) pg. 60

Infrared detector. Simple tester gives a visible indication of whether or not invisible infrared energy is being generated. Ideal for checking IR remote controllers.
MODERN ELECTRONICS [2] Oct 1989 (v.6#10) pg. 46
Added Info MODERN ELECTRONICS [2] Oct 1990 (v.7#10) pg. 7

How to detect ultraviolet, visible and infrared radiation. Part 1. Experimenting with thermister, thermopile and pyroelectric detectors.
MODERN ELECTRONICS [2] Oct 1989 (v.6#10) pg. 48

How to detect ultraviolet, visible and infrared radiation. Part 2. Photodetectors, photoemissive detectors, etc.
MODERN ELECTRONICS [2] Nov 1989 (v.6#11) pg. 46

High-power infrared light-emitting diodes. What they are and typical applications.
MODERN ELECTRONICS [2] Jun 1990 (v.7#6) pg. 56

IR detector can be used to check the operation of any IR transmitter.
POPULAR ELECTRONICS [2] Sep 1990 (v.7#9) pg. 22

Very simple IR detector circuit causes an LED to light.
POPULAR ELECTRONICS [2] Oct 1990 (v.7#10) pg. 26

High-frequency infrared detector provides both audible and visual indications.
POPULAR ELECTRONICS [2] Apr 1991 (v.8#4) pg. 27

Fun with op-amps. Part 1. (1) Operation. (2) Non-inverting amplifier circuit. (3) Circuit converts infrared-pulses to audio signals. (4) Infrared detector circuit lets you listen to IR hash or view it on a scope.
POPULAR ELECTRONICS [2] Jan 1992 (v.9#1) pg. 22
Correction POPULAR ELECTRONICS [2] Jun 1992 (v.9#6) pg. 70

Circuit to detect infrared energy impinging upon a photodetector.
POPULAR ELECTRONICS [2] Jul 1998 (v.15#7) pg. 53

Three light-interruption detector circuits are designed to detect when an opaque object passes between the IR source and an IR detector.
POPULAR ELECTRONICS [2] Nov 1998 (v.15#11) pg. 62

See-in-the-dark viewer. Infrared viewer is built around the RCA 6032 image converter tube. Est. cost: $150.
RADIO-ELECTRONICS Aug 1985 (v.56#8) pg. 49, 78

Electronic circuit for a green vegetation sensor relies on the fact that green vegetation reflects red light poorly, but near-infrared light very well.
SCIENCE PROBE! Oct 1991 (v.1#4) pg. 89

Reflectance spectroscopy. Understanding how the wavelengths of light reflected from objects can be used to identify and learn more about them. Includes construction details for a simple reflectometer that can be used to measure near-infrared reflectance.
SCIENCE PROBE! Oct 1991 (v.1#4) pg. 91

How to construct a carbon dioxide laser that produces a beam of infrared radiation. Details of construction and operation provided.
SCIENTIFIC AMERICAN Sep 1971 (v.225#3) pg. 218

Simple apparatus called an evaporograph for viewing images formed by infrared radiation.
SCIENTIFIC AMERICAN Feb 1972 (v.226#2) pg. 109

Infrared for the amateur. How to build an infrared laser and a Christiansen filter to isolate a narrow band of frequencies in the infrared spectrum as well as single colors of visible light.
SCIENTIFIC AMERICAN Mar 1973 (v.228#3) pg. 114

Viewing the world in a new light with heat-sensing liquid crystals. Build a simple infrared camera (detector) using a concave spherical mirror and a liquid crystal.
SCIENTIFIC AMERICAN Mar 1992 (v.266#3) pg. 112

A cloud detector for backyard astronomers. Circuit for an unchilled radiometer to detect the infrared reflections from unseen clouds. This device relies on incandescent urban light sources for the IR radiation. Est. cost: $30.
SCIENTIFIC AMERICAN Apr 1999 (v.280#4) pg. 120

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