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.

Do-it-yourself electronic components. How to make your own inductors, coils, resistors, capacitors, electromagnets, solenoids and batteries.
MODERN ELECTRONICS [2] Jun 1989 (v.6#6) pg. 54

This circuit will avoid burning out solenoids in a door chime should the button get stuck or the wiring malfunction.
POPULAR ELECTRONICS [1] Apr 1982 (v.20#4) pg. 87

Simple circuit is a great help in checking solenoids and relays.
POPULAR ELECTRONICS [2] Apr 1990 (v.7#4) pg. 22

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