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73 Amateur Radio April 1979


<< 73 Amateur Radio Magazine Directory


Listed below is the Table of Contents for the 73 Amateur Radio April 1979 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 April 1979 magazine index for information needed for amateur radio projects and reviews.

73 Amateur Radio April 1979
TitleAuthors 
Page#
The Micro Duper0
for small contests
WB2MIC,
A Speedy Spinner Mod40
5,000,000 Hz per minute
W2RZJ
A Variable Bandpass Active Filter42
extremely simple design
W3KBM
What About an Active Antenna?44
here's a look at one
W5JJ
Help for the Hearing-Impaired56
don't miss another phone call
W4VRV
Try a Bi-Loop Antenna58
gets you coming and going
W7CJB
Simple RTTY IDer60
uses five ICs
G3MEJ
Tales of Speech Processing62
including a practical design
WA4JHS
PTT For Ten-Tec's Linear68
no more "aahhh" and "uuhhh"
DA1NF/WD6AXL
Disaster Preparedness74
it can happen here
N4AL
Comfort Mods for the Mark II78
invert your duck
WA4HUZ
An 8080 Repeater Control System82
part III: software
N3IC
An 8080 Disassembler98
written in BASIC, yet!
Raskin
Antenna Bonanza for 10102
CB is good for something
W6LVT
Lightning!104
a case history
W8HXR
Build a CW Memory106
fun!
WA1ZFW
Wire-Wrap on a Budget108
home-brew your tools
K4LPQ
Compact Continuity Tester116
Miller
Who Needs SSB?118
using your FT-101 on 10m AM
K8JS
12 Volts, 5 Amps, 3 Terminals120
what could be simpler?
WA4FYZ
Has Anyone Seen OSCAR 7?122
find it with your SR-56
Mayse
Tricky QSK124
a treat for CW
Blasco
Make Life Easier126
with a workbench speed control
W4CQQ
The Heath/Kenwood Connection128
RIT for the 104
WB5QGI
An 8-Element, All-Driven Vertical Beam132
super array for DX
W1DBM
CW with a Nordic Flair146
new life for the Viking I
K2VJ
House Hunting for Hams150
caveat emptor!
WB9URA
HTX-242 Ham Radio
Popular Callsign Lookups
for this month:

W9CSX
N9SQM
N8UKC
W3CDI
N2OXR

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