World Library  

Add to Book Shelf
Flag as Inappropriate
Email this Book

73 Magazine (May 1991)

Click here to view

Book Id: WPLBN0003304448
Format Type: PDF eBook :
File Size:
Reproduction Date: 2011

Title: 73 Magazine (May 1991)  
Volume: Vol. 1, No. 368
Language: English
Collections: Periodicals: Journal and Magazine Collection, 73 Magazine
Publication Date:
Publisher: Amateur Radio Publishing, Inc.


APA MLA Chicago

73 Magazine (May 1991). (1991). 73 Magazine (May 1991). Retrieved from

Description: 73 Magazine May 1991 (#368)

Table of Contents
The Copperhead Keyer Paddle - The perfect touch! ...... KI5AZ 9 The Handy Inductance Bridge - For measuring small coils ...... KB4ZGC 11 The Mini-Keyer - A smaller and newer version of an old friend ...... WB9YBM 14 Covert Hamming - A design for your next secret mission ...... K6BRP 21 Software for the HamShack, Part I - Useful ham calculations you can program yourself! ...... WA4BLC 22 Two QRP Transmitters - Dust the ethers and bend the waves! ...... KI5AZ 26 A Better Tube Tester - Check more than just DC amplification ...... WA1IAO 30 Apartment Antennas: A Challenge - How to cope with a ess-than-ideal QTH ...... W1GV 42 The JPS NIR-10 - Separate the words from the noise ...... WB2QLL 34 The J-Com MagicNotch Audio Filter - A little box that locks out lids ...... N1GPH 40 The SR3 Simplex Repeater from Brainstorm Engineering - Versatile store-and-forward voice controller ...... WA3USG 46 Index courtesy of

Please Sign in with your eLibrary Card to view this book.

Copyright © World Library Foundation. All rights reserved. eBooks from World Journals, Database of Academic Research Journals are sponsored by the World Library Foundation,
a 501c(4) Member's Support Non-Profit Organization, and is NOT affiliated with any governmental agency or department.