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73 Magazine (March 1965)

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Book Id: WPLBN0003304759
Format Type: PDF eBook :
File Size:
Reproduction Date: 2011

Title: 73 Magazine (March 1965)  
Volume: Vol. 1, No. 54
Language: English
Collections: Periodicals: Journal and Magazine Collection, 73 Magazine
Publication Date:
Publisher: Amateur Radio Publishing, Inc.


APA MLA Chicago

73 Magazine (March 1965). (1965). 73 Magazine (March 1965). Retrieved from

Description: 73 Magazine March 1965 (#54)

Table of Contents
Dual VHF Converter - Combination 144/220 MHz Nuvistor converter ...... W9DUT 8 Two-Band Collinear Antenna - For 40 and 15 meters, by George ...... W7CSD 10 The Parametric-Transistor Multiplier - A new development in electronics of great interest, no doubt ...... W6GXN, W6QUD 12 Improving the Garden City TU - Don't let the title fool you; it's a complete TU, whatever that is ...... W7CJB 16 The Ham - Don't miss this one. It hurts. Illustrated by K3SUK ...... Pirolo 22 Oscar III Orbit Computor - Be ready for the bird to fly ...... W7SMC/6 20 Converting the CB-1 to Six Meters - Don't let those old CB rigs go to waste. Most are ...... WA2INM 26 The Big Bang - A g.g. 813 linear ...... W4BV 28 A Better Converter - Six meters, four transistors, two conversions ...... WA0HQA 32 Hints for Microwave - To inspire you to get to work ...... K7ZFG 34 A New Power Tube - The 8236 in an AM modulator. The tube is good for SSB, too ...... W1KSZ 36 Hybrid 432 MHz Exciter - Get on 3/4 meters with only two tubes and a varactor ...... W9SEK 38 5/8 Wave Vertical for Two - For people who live in backward, vertically polarized areas ...... K4DJG 42 Printed Circuits-Almost - An effective method of attractive construction ...... W3ITO 44 Scope Pix Trix - Take pictures of your scope traces ...... K6UGT 48 Easy Higher Power - Using the 6146B ...... K9FWF 50 AC Transceiver Supply - Our SSB power supply for this month ...... K4PNJ/4 52 Understanding Mixers - You won't understand this article ...... W6BUV 54 Electronic Antenna Control - Or how to point your beam the way your indicator points, or something ...... WA4GTA 60 DC'izing Scope - Just what you've always wanted ...... K5JKX 62 The Missing Link - A short discussion of the many troubles that beset our readers ...... K9AMD 66 El Toro - Mosley's limited space antenna that you can use anywhere ...... W7OE 68 Heath GR-64 - Every ham should have a general coverage receiver. Here's a good bet ...... W3UZN 72 Understanding Schmidt Triggers - If you want to understand Schmidt triggers, this is a good article for you. You probably don't ...... K5JKX 74 Waters Mobile Antenna - As used on the block behemoth ...... W2NSD/1 79 UHF Dummy Load - More UHF experimenteringistic gadgetry ...... K1CLL 82 Improved Halo Mount - Fine for hams who send their cars to car washes instead of having the XYL do it ...... K3JZH 84 Index courtesy of

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