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73 Amateur Radio May 1981


<< 73 Amateur Radio Magazine Directory


Listed below is the Table of Contents for the 73 Amateur Radio May 1981 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 May 1981 magazine index for information needed for amateur radio projects and reviews.

73 Amateur Radio May 1981
TitleAuthors 
Page#
The Plumber's Parabolic Mount0
a first-class hydraulic system
WD4MRJ,
Two-Meter Antennas: Facts and Fables12
the truth about omnidirectional antennas on two
W1IS
The 440-MHz Curtain22
hang this broadbanded two-bay collinear on your tower and get 22 dBi to play with
WA9OZC
The History of Ham Radio36
part XIV
W9CI
The Skeptic's Multiband Ground Plane38
This antenna flies in the face of accepted theory. Do you think it will work?
W1GV
Dish It Out42
home-brewing a parabolic reflector, with the focus on cost
W4NK
The Earth Mover46
would you believe that this antenna changes its height aboveground without moving?
W8HXR
Sailing the Tri-band Sloper50
put some half-waves among your halyards, matey!
W8KXW
Touch-Tune54
tactile frequency determination for visually handicapped hams
AA3S
Stay Tuned58
three tuner projects with no commercial interruptions
Staff
Review: Kenwood's New 830s66
evolution, not revolution
WB8BTH
Review: Azden's PCS-300068
the 2-meter rig of the future is available now
WA2JSR
Battlewagon72
tales of a mini-expedition to the USS Texas
WD5ICY
Inside Coax78
know what you're buying in quality and construction
WB6MMV/7
The "No Antennas" Antenna82
a coaxial dipole is one woman's solution to problems with pesky landlords
WA9BBX
Slow-Scan in Bits and Bytes84
microprocessors and plugin cards can give you flexibility on SSTV
K6AEP
Review: Cushcraft's Skywalkers98
performance through computer-aided design
WB8BTH
Review: Avanti's 10-Meter Quad99
AE3S
Review: VoCom's Collapsible Whip for HTs100
5/8-wave from 144 to 450 MHz
W8FX
Review: Kreco's SC-15OA 2-Meter Collinear110
a commercial-quality antenna built to take it
W8FX
IC-703 Ham Radio
Popular Callsign Lookups
for this month:

K2US
W2RZ
AB4TX
N8UKC
WE4V

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