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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.

sa   SLEEP

Using a computer to design psychological and physiological tests for both serious applications and recreation. Examples shown include a memory test, reaction time test, hand-eye coordination test, etc.
COMPUTERS & ELECTRONICS Feb 1985 (v.23#2) pg. 22

Alpha/theta meditation goggles. Produce relaxing alpha waves through a process called photic stimulation. LEDs mounted in comfortable swimming goggles are electronically pulsed at your own personal alpha (or theta) frequency to help you relax. Est. cost: $50.

Learn to relax with a visual brainwave synchronizer. Light-emitting diodes inside a set of light-proof goggles stimulate your brain into the frequency at which the LEDs are flashing. Est. cost: $80 (kit).
ELECTRONICS NOW Apr 1999 (v.70#4) pg. 29
Correction ELECTRONICS NOW Jun 1999 (v.70#6) pg. 7
Added Info ELECTRONICS NOW Jul 1999 (v.70#7) pg. 12 (A warning)

Heath H8 computer assembly-language program which runs with an interface to measure the intervals between neural discharges in the human brain. Includes the schematic for the interface.
KILOBAUD MICROCOMPUTING Jan 1982 (v.6#1) pg. 72

Electronic bio-stimulator. Enjoy the benefits of acupuncture without the use of needles. Includes charts of the body showing where to apply the device to relieve various maladies. Est. cost: $30 (kit).

Build a bio-stimulator. Enjoy the benefits of electronic acupuncture without the use of needles. Est. cost: $30 (kit).
POPULAR ELECTRONICS [2] Jun 1996 (v.13#6) pg. 31
Correction POPULAR ELECTRONICS [2] Aug 1996 (v.13#8) pg. 6
Correction POPULAR ELECTRONICS [2] Nov 1996 (v.13#11) pg. 16

Adventures with circadian rhythms. Easy-to-build circuits let you study how living organisms react to changes in normal environment.
POPULAR ELECTRONICS [2] Feb 1999 (v.16#2) pg. 41

Build a Synergy Card for your PC. The Synergy Card works by generating computer-controlled sound waves that put your brain into a state that is more conductive to both learning and creating. Can also be used to create various sound effects. Est. cost: $100. Part 1. Basic terms, background and philosophy.
RADIO-ELECTRONICS Sep 1988 (v.59#9) pg. 94

Build a Synergy Card for your PC. Part 2. Circuit overview.
RADIO-ELECTRONICS Oct 1988 (v.59#10) pg. 90

Build a Synergy Card for your PC. Part 3. How to build, test and operate the card.
RADIO-ELECTRONICS Nov 1988 (v.59#11) pg. 90, 98

Alpha/theta meditation goggles can help you relax. Produces restful alpha waves through a process called photic stimulation. Build this pocket-size photic stimulator that runs on a 9-volt battery. Est. cost: $43.
RADIO-ELECTRONICS Apr 1989 (v.60#4) pg. 53, 69
Correction RADIO-ELECTRONICS May 1989 (v.60#5) pg. 16
Added Info RADIO-ELECTRONICS Oct 1989 (v.60#10) pg. 16

Sense-sational sensors. A review of sensors which indicate the presence of light, sound, temperature, pressure, and movement. Includes experiments that illustrate the sensitive biological sensors in our bodies (sight, hearing and touch).
SCIENCE PROBE! Apr 1991 (v.1#2) pg. 8

Silicon and software brains. An introduction to the concepts of artificial neural networks as simulated by computers.
SCIENCE PROBE! Apr 1991 (v.1#2) pg. 46

Desperately seeking subjects. Advice on locating and participating in medical research studies.
SCIENCE PROBE! Jan 1992 (v.2#1) pg. 56

Psychological and physiological testing using your desktop computer. Experiments include (1) reaction speed, (2) reasoning ability, (3) subliminal messages, (4) hearing ability, (5) visual acuity, (6) color sensitivity, (7) intelligence, and (8) infant responses to shapes.
SCIENCE PROBE! Jan 1992 (v.2#1) pg. 91

Build an electronic neuron. This hard-wired neural network tracks the sun by keeping two photosensors equally lit.
SCIENTIFIC AMERICAN Oct 1994 (v.271#4) pg. 136

Disecting the brain with sound. How to use musical tones to study human perception.
SCIENTIFIC AMERICAN Dec 1996 (v.275#6) pg. 112