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73 Magazine (March 1961)

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Book Id: WPLBN0003304807
Format Type: PDF eBook :
File Size:
Reproduction Date: 2011

Title: 73 Magazine (March 1961)  
Language: English
Collections: Periodicals: Journal and Magazine Collection, 73 Magazine
Publication Date:
Publisher: Amateur Radio Publishing, Inc.


APA MLA Chicago

73 Magazine (March 1961). (1961). 73 Magazine (March 1961). Retrieved from

Description: 73 Magazine March 1961 (#6)

Table of Contents
Translating Technical Journals - You'll read this one to anyone who will listen ...... K5JKX/6 9 Transistorized Grid Dip Oscillator - Severing the AC umbilical cord with a transistor ...... W3KET 10 Curing Ignition Interference - Step-by-step assassination of the noisy car gremlins ...... W8UCG 13 Superregenrative Receivers - Ten rules for getting good results from a super-regen illustrated ...... W5WGF 14 Decreasing Debugging Time - How to get things back east when they go west.. In a hurry ...... K5JKX/6 16 Top Loaded Whip - Why not make your own mobile whip? ...... W2IHW 18 CW Transmission with Teletype Equipment - Simple conversion of RTTY or that hated CW identification by TT tape ...... Pafenberg 20 All Band Antenna - You've been waiting for someone to adapt that Log Periodic Antenna ...... K5JKX/6 22 Double Your Power Supply Voltage - Not difficult with a couple silicon rectifiers ...... W4API 24 Impedances of Surplus Equipment - Input and output impedances for most popular surplus gear ..... Pafenberg 25 Patch Patch - Quick method of hooking your phone patch in and out of the telephone line ...... K2DHA 26 432 MHz Transistorized Converter - Good night! How high will they go with transistors? Crystal controlled too ...... W3HIX 27 Two Meter Transmitter - Slight modification of the 6M rig from October issue of 73 ...... K8NIC/5 29 Squawk Box - Transistorized loudspeaker amplifier ...... K5JKX/6 30 Up Front - Rather thorough look at receiver front ends, our big technical article ...... Staff 32 Don't Bug Me Dad - Our cover artist also writes. Instructions for new bug owners ...... W6NKE 38 Varicap Tuning Device - Helps the blind ham to tune up his rig... Or anyone else for that matter ...... W7CSD 42 Noise Clipper, Semiconductor Style - Tiny clipper for insertion in car radios, including transistor sets ...... W2IHW 43 Working 80 Meter Phone DX - WAC in one night when you know where to listen ...... W1FRR 44 DC Transistorized Meter Amplifier - Get amazing sensitivity out of normal meters with this amplifier ...... K6EAW 46 Motorola Test Set - Ham-banding the old Motorola mobile transceivers is popular, this helps ...... W9HKA 48 Propagation Charts for March - What time to where, when...probably ...... K2IGY 54 Names, Sines and Handles - Why "YB" calls himself "YB" ...... W7OE 56 Save, Learn, Have Fun - It really is cheaper to build than buy ...... W8VVD 62 How To File Your QSO's - More ideas on card files for contacts ...... OH2YV 68 Index courtesy of

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