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.

Battery-operated black light is used to detect fluorescent items. The 250-volt AC lamp is powered by a 6-volt DC battery. Est. cost: $14 (kit).
ELECTRONICS HOBBYISTS HANDBOOK 1991 pg. 93

A review of those woods which exhibit fluorescence under ultraviolet light.
FINE WOODWORKING #16 May-Jun 1979 pg. 81

Building your own black light. Part 1. This ultraviolet light and portable power source is used by rock collectors to identify certain types of fluorescent rocks. The light unit uses a lamp capable of passing both long and shortwave light.
LAPIDARY JOURNAL Apr 1978 (v.32#1) pg. 158
Added Info LAPIDARY JOURNAL Jan 1979 (v.32#10) pg. 2198

Building your own black light. Part 2. A field power pack. Uses two 45-volt batteries to deliver 90-volts to the light unit.
LAPIDARY JOURNAL May 1978 (v.32#2) pg. 532
Correction LAPIDARY JOURNAL Jan 1979 (v.32#10) pg. 2198

Building your own black light. Part 3. How to use the light in the field to locate fluorescent rocks and minerals.
LAPIDARY JOURNAL Jun 1978 (v.32#3) pg. 720

Professional-quality ultraviolet light source for exposing photosensitized printed-circuit artwork and boards up to 8"x16".
MODERN ELECTRONICS [2] Mar 1989 (v.6#3) pg. 28
Added Info MODERN ELECTRONICS [2] Jun 1989 (v.6#6) pg. 82
Added Info MODERN ELECTRONICS [2] Jun 1990 (v.7#6) pg. 5

SunGuard. Compact electronic device keeps tabs on cumulative ultraviolet energy detected over a period of time and sounds an alert when the total exceeds a preset limit. Helps control your total exposure to the sun for safe tanning.
MODERN ELECTRONICS [2] May 1989 (v.6#5) pg. 22
Added Info MODERN ELECTRONICS [2] Dec 1989 (v.6#12) 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

How to build a battery powered fluorescent lamp. Use it as a black light (ultraviolet) source when prospecting and rock hunting. Tips on locating minerals that are fluorescent under black light.
POPULAR ELECTRONICS [1] Apr 1975 (v.7#4) pg. 35

Circuit to detect ultraviolet light can be used as a flame (fire) sensor.
RADIO-ELECTRONICS Apr 1990 (v.61#4) pg. 61

Exploring the world of fluorescence. How to demonstrate and photograph the phenomenon whereby many minerals, foods, chemicals and materials emit fluorescent light when illuminated by ultraviolet radiation.
SCIENCE PROBE! Oct 1991 (v.1#4) pg. 58
Added Info SCIENCE PROBE! Apr 1992 (v.2#2) pg. 19

The effect of tropospheric conditions on ultraviolet-B wavelengths between 280 and 320 nanometers. Description of a science fair project.
SCIENCE PROBE! Nov 1992 (v.2#4) pg. 28

Details on the construction and operation of a nitrogen gas laser that puts out pulses in the ultraviolet spectrum and can operate on a six-volt battery.
SCIENTIFIC AMERICAN Jun 1974 (v.230#6) pg. 122

How to monitor ultraviolet radiation from the sun. Construct an ultraviolet-B radiometer to record the flux of radiation. Contribute to the study of how air pollution affects ultraviolet B.
SCIENTIFIC AMERICAN Aug 1990 (v.263#2) pg. 106

Suntans and the ozone layer. Computer program written in Basic calculates how much biologically active UV (ultraviolet) light is present from sunlight. The program takes into consideration the latitude, month, time of day, height above sea level, haziness of the air, and reflectivity of the ground.
SKY & TELESCOPE Jul 1993 (v.86#1) pg. 83

Ultraviolet sundial will tell you the amount of UV-B radiation reaching the ground compared with that for the Sun at the zenith.
SKY & TELESCOPE Jul 1994 (v.88#1) pg. 94

Sun sense for boaters. Sensible precautions to prevent overexposure to the sun's ultraviolet rays.
SMALL BOAT JOURNAL #67 Jun-Jul 1989 pg. 16

Ultraviolet radiation hazard. Includes 4 measures that will help reduce your UV exposure.
SPORT AVIATION Jul 1992 (v.41#7) pg. 36

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