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April 1969 Electronics World Table of Contents
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April 1969 Electronics World
Table of Contents
Wax nostalgic about and learn from the history of early electronics. See articles
from
Electronics World, published May 1959
- December 1971. All copyrights hereby acknowledged.
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April 1969
Vol. 81, No. 4
Ionospheric-Propagation Predictions, by H. Charles Wood |
27 |
Importance of Filters,
by A. H. Seidman
|
37 |
LC Filters, by Stephen Rosenfield |
40 |
Practical
Operating Limits for Filters |
44 |
Filters for Microwaves, by Robert Felsenheld |
45 |
R. F. Interference Filters,
by Benedict Rosen
|
48 |
Crystal Filters, by Robert L. Kent
|
50 |
Ceramic Filters,
by Reg Zimmerman |
53 |
Beads Block Noise
|
55 |
Mechanical
Filters, by Donovan A. Southworth |
56 |
Active Filters,
by James L. Hogin |
58 |
UJT
Monocycle Multivibrator |
61 |
Mac's Service Shop: Keeping Abreast of Your Field, by John T. Frye |
62 |
Tech-Themed Comic |
63 |

Posted December 8, 2017
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