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73 Magazine (May 1970)

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Book Id: WPLBN0003304697
Format Type: PDF eBook :
File Size:
Reproduction Date: 2011

Title: 73 Magazine (May 1970)  
Author:
Volume: Vol. 1, No. 116
Language: English
Subject:
Collections: Periodicals: Journal and Magazine Collection, 73 Magazine
Historic
Publication Date:
1970
Publisher: Amateur Radio Publishing, Inc.

Citation

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73 Magazine (May 1970). (1970). 73 Magazine (May 1970). Retrieved from http://netlibrary.biz/


Description
Description: 73 Magazine May 1970 (#116)

Table of Contents
73 Comments on FCC's Proposed Repeater Rules - Passage as proposed could be catastrophic ...... Staff 20 What Will Become of CW? - What became of the passenger pigeon? ...... W5TOM 30 FM-AM Transmitter-Receiver Aligner - Two transistors, any band HF or VHF, simple, useful ...... W3JKL 34 5/8 Wavelength Verticals - Twice as good as a Quarter-wave ...... WA0NGV 36 The Intelligent Use of Two Meters FM - It is possible ......K1ZJH 40 Plus 10 dB - The October '68 article was better illustrated ...... W2OLU 46 A Ham-Style Burglar Alarm for the Car - First take two sticks of dynamite, then ...... K2JLD 48 Power Supplies From Surplus Components - Cheapskates' power supply manual ...... WB6BIH 50 RF, Riviera Style - Quieting Buick's super noise generator ...... K9BDJ 58 Keep 'em Cool In KPO Cans - Cheaper than blowing your cool ...... G3KPO 60 Towards The Ideal Solid-State I-F, Part II - Filter, Converter, AVC - State-of-the-art for VHF ...... K1CLL 62 Epoxies for Electronics - Cold solder joints become respectable at last ...... W9KXJ 73 FET Pre-amplifiers For VHF Operation - 20 dB gain = 100 times the power! ......WA4WDK 74 Educated Idiot Lights - Like the oil light indicating your engine just burned out ...... Holford 78 Postage Stamp Transmitter for Six - Shades of Dick Tracy ...... K1CLL 80 Getting Your Extra Class License, Part XVI - RF power amplifiers ...... Staff 88 The 27-Minute Mobile Noise Limiter - If you build it right, it may last even longer ...... W7SOH 102 A Low -Band Police Monitor - For emergency, CD, or SDS use ...... W6JTT 106 A Mobile CW Transmitter - Gives a driver something to do with his two free hands ...... W6BLZ 108 An FM "Best Buy" - You have an FM ed itor and you have FM articles ...... WA7EMM 112 Science Fairs: Science Education - By the Science Editor of Radio Today ...... Staff 116 The Wichita Autopatch - Telephone through a 2m FM repeater (while you still can) ...... W0DKU 118 London's Science Museum Demonstration Station - GB2SM ...... Ellison 125 Try Bigger Knobs For Better Operating Performance - Tiny knobs cramp your style...and fingers ...... WB2ICV 129 Index courtesy of http://www.qsl.net/kb9mwr/files/ham/73.html.

 
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