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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.


Wireless data links. Start of a series on wireless communnications in PC environments with the focus on low-cost options. Part 1. Deciding on a wireless system and a project that uses infrared energy to send and receive four bits of information at a time.
COMPUTERCRAFT Oct 1993 (v.3#10) pg. 30

Wireless data links. Part 2. Using the link for experiments in computer control and monitoring. Includes control of a 7-segment display, control of a stepper motor, switch monitor, etc.
COMPUTERCRAFT Nov 1993 (v.3#11) pg. 48

Wireless data links. Part 3. Techniques for increasing the range of an infrared link and an infrared link that connects to RS-232 serial ports.
COMPUTERCRAFT Dec 1993 (v.3#12) pg. 37

Infrared (IR), the silent sound. Part 1. Circuits for both voice communication and the basic testing of IR remote-control units.
HANDS-ON ELECTRONICS Jul-Aug 1986 (v.3#4) pg. 86

Schematic diagram for an infrared transmitter to be incorporated into a burglar alarm system. Uses an ordinary flashlight.
HANDS-ON ELECTRONICS Jan 1987 (v.4#1) pg. 110

Infrared temperature-sensing transmitter and receiver circuits. How to transmit temperature measurements over a beam of near-infrared radiation when it isn't practical to use wires.
MODERN ELECTRONICS [2] Jun 1985 (v.1#9) pg. 68

Experimenting with an infrared receiver module. A close look at the GP1U52X module and some of the ways you can put it to use.
MODERN ELECTRONICS [2] Feb 1989 (v.6#2) pg. 65

Assemble a LED communicator, the Opticom. Private communications via an invisible light beam has a range of 1000 feet in the dark.
POPULAR ELECTRONICS [1] Nov 1970 (v.33#5) pg. 45

Communicate over infrared light beams with this single light-emitting diode (LED) transceiver.
POPULAR ELECTRONICS [1] Mar 1974 (v.5#3) pg. 66

Simpler circuits for pulse modulation of optical communicators are based on the use of the phase-locked loop. Typical circuits used in an infrared system are discussed.
POPULAR ELECTRONICS [1] May 1976 (v.9#5) pg. 101

Experiments with a pulse-frequency modulated infrared communicator.
POPULAR ELECTRONICS [1] Feb 1982 (v.20#2) pg. 98

Digital IR transmitter circuit sends out an invisible "SOS" signal that can be detected from a distance of over 20 feet. Used along with an IR intercepter as part of an electronic "hide and seek" game.
POPULAR ELECTRONICS [2] Apr 1989 (v.6#4) pg. 82

Infrared communications links. (1) Modulated IR transmitter and matching receiver that avoids ambient IR-radiation problems by producing a modulated-light transmission. (2) Frequency-modulated IR transmitter and receiver.
POPULAR ELECTRONICS [2] Apr 1990 (v.7#4) pg. 90

Wireless stereo speaker system uses infrared communication.
RADIO-ELECTRONICS Aug 1988 (v.59#8) pg. 37, 66, 67

Talk on a light beam with an infrared communicator. Uses the gallium-arsenide (GaAs) diode which emits invisible infrared rays. Transmit 100 feet or more. No license required in the infrared frequencies. Est. cost: $45.
RADIO-TV EXPERIMENTER Jun-Jul 1967 (v.22#3) pg. 41