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73 Amateur Radio July 1970


<< 73 Amateur Radio Magazine Directory


Listed below is the Table of Contents for the 73 Amateur Radio July 1970 magazine. If there are any issues missing and you would like to contribute, please contact us to make finding good articles easier.

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Look through the 73 Amateur Radio July 1970 magazine index for information needed for amateur radio projects and reviews.

73 Amateur Radio July 1970
TitleAuthors 
Page#
Improved Color Slow-Scan Television18
Using Polaroid films
W4UMF
Worldwide ITU Prefix/Call Area List24
Call prefix allocations
W1SWX
The Super Autopatch26
Telephoning from your FM mobile
K6MVH
How to Build a Keyer36
And still retain your appliance-operator status
W9KXJ
A 2-Channel Search- Lock for FM Receivers38
Listening to two repeaters at once
W3DTN
A Look at Allied's Portable FM Receivers44
Under $20
K9STH
450 MHz Mighty Mite46
One transistor superregenerative receiver
K9VXL
Cheapie 6-Meter Half-Gallon48
Use 811-As and be heard
K1CLL
A High Performance Power Supply54
Using an IC voltage regulator
K0ECF/7
A Soldering Gun Tip59
New SCR-522 conversion article
WB6PKA
Latham Island DXpedition60
This Zanzibar isle is for the birds
5H3LV
Study Guide For Your General Class License: Part I66
Okay Techs, here it is!
Staff
DB to Power85
WA3JBN
Protection For Grid Dipper Coils88
Low-cost insurance policy
WA0ABI
Mobile CW Receiver90
But where do you mount the code mill?
W6BLZ
QSLing, Ham Radio's Own Con Game96
Not for pecuniar interest, eh?
VK4SS
HTX-242 Ham Radio
Popular Callsign Lookups
for this month:

KB2KYC
N9DAX
W9CSX
K2US
N7MXQ

Stewart Warner R113
Stewart Warner 301-A
738 Silver Marshall
IR Widget
Reading Morse Code on your PC
FCC Datbase Lookup
Pixie Transceiver
PSK31 Circuit Interface
The Iambic Mouse
MaxTrac 900 Ham Conversion
GE MVP Ham Conversion
Weather Station
ICOM OPC-478 Interface
PIC to Network
Morse Code Decoder Circuit