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Amateur Radio - Ham Radio Magazine Searchable Index - List by Category

A Searchable Index of the old "Ham Radio" Magazine

"Ham Radio Magazine" was a periodical that ran for almost 22 years from 1968 to 1990. Use this indexed search to quickly find what you'd like to look at and then go purchase the scanned magazines (On CD, elsewhere, or occasionally from some generous download website) or look for the old paper magazine at used bookstores.

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By Title Text By Author Callsign By Year Category

Results by Category: 21 — propagation

Article Author Page Issue
Long-distance high frequency communicationsWB6KAP80Jul 68
Maximum usable frequency, predictingWB6KAP70Sep 68
Sunspot numbers, smoothedWB6KAP72Nov 68
Quiet sun, theWB6KAP76Dec 68
Sunspots and solar activityWB6KAP60Jan 69
Echoes, long delayWB6KAP61May 69
Sunspot numbersWB6KAP63Jul 69
Ionospheric science, short history ofWB6KAP58Aug 69
Ionospheric E-layerWB6KAP58Aug 69
Tropospheric-duct vhf communicationsWB6KAP68Oct 69
Scatter-mode propagation, frequency synchronization forK2OVS26Sep 71
6-meter sporadic-E openings, predictingWA9RAQ38Oct 72
6-meter sporadic-E openings, predictingAdded note (letter)69Jan 74
Artificial radio aurora, scattering characteristics ofWB6KAP18Nov 74
Solar cycle 20, vhfer's view ofWA5IYX46Dec 74
Calculator-aided propagation predictionsN4UH26Apr 79
Calculator-aided propagation predictionsComments6Sep 79
DX forecasterK0RYW76Jan 81
DX forecasterK0RYW92Feb 81
DX forecasterK0RYW78Mar 81
DX forecasterK0RYW52Apr 81
DX forecasterK0RYW76May 81
DX forecasterK0RYW52Jun 81
DX forecasterK0RYW56Jul 81
DX forecasterK0RYW46Aug 81
DX forecasterK0RYW48Sep 81
DX forecasterK0RYW46Oct 81
DX forecasterK0RYW76Nov 81
DX forecasterK0RYW78Dec 81
DX forecasterK0RYW74Jan 82
DX forecasterK0RYW74Feb 82
DX forecasterK0RYW82Mar 82
DX forecasterK0RYW70Apr 82
DX forecasterK0RYW50May 82
Radio signals, radiation ofW1GV/426Jun 82
DX forecasterK0RYW42Jun 82
DX forecasterK0RYW78Jul 82
DX forecasterK0RYW80Aug 82
DX forecasterK0RYW82Sep 82
DX forecasterK0RYW82Oct 82
DX forecasterK0RYW84Nov 82
DX forecasterK0RYW80Dec 82
DX forecasterK0RYW74Jan 83
New band propagationKK2XJM (W4MB)12Jan 83
DX forecasterK0RYW56Feb 83
DX forecasterK0RYW84Mar 83
DX forecasterK0RYW94Apr 83
DX forecasterK0RYW74May 83
DX forecasterK0RYW65Jun 83
DX forecasterK0RYW82Jul 83
DX forecasterK0RYW66Aug 83
DX forecasterK0RYW84Sep 83
DX forecasterK0RYW87Oct 83
DX forecasterK0RYW90Nov 83
Digital ionosondesK2RR14Dec 83
DX forecasterK0RYW92Dec 83
DX forecasterK0RYW83Jan 84
DX forecasterK0RYW79Feb 84
VHF meteor scatter communicationsAI7J69Feb 84
Moon-tracking by computerK6WX38Mar 84
DX forecasterK0RYW93Mar 84
DX forecasterK0RYW93Apr 84
DX forecasterK0RYW119May 84
VHF/UHF world: improving meteor scatter communicationsW1JR82Jun 84
DX forecasterK0RYW109Jun 84
DX forecasterK0RYW103Jul 84
VHF/UHF world: the VHF/UHF primer, an introduction to propagationW1JR14Jul 84
DX forecasterK0RYW63Aug 84
Grayline propagation, fundamentals ofKR7L77Aug 84
Dxing by computerNS6N and Buchanan, Waiter81Aug 84
VHF/UHF worldW1JR45Sep 84
DX forecasterK0RYW79Sep 84
DX forecasterK0RYW100Oct 84
Russian Woodpecker, the: a continuing nuisanceKR7L37Nov 84
DX forecasterK0RYW92Nov 84
DX forecasterK0RYW63Dec 84
DX forecaster: Ionosphere MatchingK0RYW92Jan 85
Moon coordinates, determining basicW2WD38Jan 85
DX Forecaster: More on Ionosphere MatchingK0RYW75Feb 85
Radio astronomy and the search for extra terrestrial intelligenceWB3JZO10Mar 85
Solar outages, predictingVE7ABK75Mar 85
DX Forecaster: Vernal Equinox DXK0RYW120Mar 85
DX Forecaster: Sunspot cycle viewsK0RYW84Apr 85
DX Forecaster: What's this Sporadic E?K0RYW79May 85
DX Forecaster: Sporadic E PropagationK0RYW102Jun 85
DX Forecaster: Summertime DXK0RYW100Jul 85
VHF/UHF world: propagation updateW1JR86Jul 85
DX Forecaster: Signal Levels During Summer MonthsK0RYW100Aug 85
DX Forecaster: Equinoctial DX Propagation Brings ChangeK0RYW122Sep 85
DX Forecaster: Sunspot Cycle UpdateK0RYW105Oct 85
DX Forecaster: Winter DX SeasonK0RYW92Nov 85
DX Forecaster: MUF ForecastingK0RYW98Dec 85
VHF/UHF worldW1JR85Dec 85
DX Forecaster: MUF Patterns and TrendsK0RYW112Jan 86
L-band ground wave propagation programWA9GFR and Joseph R. Hennel103Jan 86
Achieve polarization, diversity through variable power splittingW3NGJ10Feb 86
EME link calculator programKE6ZE9Feb 86
DX Forecaster: Sunspots and MUFsK0RYW78Feb 86
DX Forecaster: Springtime QRNK0RYW97Mar 86
L-band ground wave propagation programComment, WA9GFR9Apr 86
EME link calculator programComments, KC8OH70Apr 86
DX Forecaster: 1985 ReviewK0RYW99Apr 86
HF ground wave propagationWA9GFR81May 86
DX Forecaster: Sporadic-E PropagationK0RYW118May 86
DX Forecaster: Sporadic-E DXK0RYW101Jun 86
VHF/UHF world: meteor scatter communicationsW1JR68Jun 86
DX Forecaster: A Geomagnetic Ionosphere DisturbanceK0RYW91Jul 86
VHF/UHF world: meteor scatter communicationsShort circuit87Jul 86
How to plot great circles on your favorite mapW4BW81Aug 86
DX Forecaster: Summer PropagationK0RYW90Aug 86
VHF/UHF world: uW and mm-wave propagation, part2W1JR69Aug 86
DX Forecaster: Equinox Season DXK0RYW98Sep 86
DX Forecaster: Antenna-to-lonosphere Path MatchK0RYW92Oct 86
DX Forecaster: Sunspot MinimumK0RYW84Nov 86
DX forecasterK0RYW84Dec 86
DX forecaster: Winter anomalous absorptionK0RYW101Dec 86
DX forecaster: DX propagationK0RYW108Jan 87
360-degree MINIMUF propagation predictionN4UH25Feb 87
DX forecaster: more DX propagation tipsK0RYW88Feb 87
DX forecaster: DX propagationComment: HORANT for CP/M6Feb 87
DX forecaster: equinox problemsK0RYW106Mar 87
DX forecaster: a spring DX solutionK0RYW97Apr 87
DX forecasterComments:low band DXing, W0SII6Apr 87
DX forecaster: 1986 propagation reviewK0RYW105May 87
DX forecaster: sporadic-E seasonK0RYW66Jun 87
DX forecaster: summer thunderstorm noiseK0RYW78Jul 87
Solar activity and the earth's magnetosphereKR7L8Aug 87
DX forecaster: summertime DXK0RYW82Aug 87
DX forecaster: more sporadic-EK0RYW85Sep 87
DX forecaster: dxing via the winter anomalyK0RYW91Oct 87
Return to the 360-degree propagation predictionN4UH41Oct 87
DX forecaster: equinox season DXK0RYW85Oct 87
DX forecaster: winter DXK0RYW57Nov 87
DX forecaster: Solar cycle updateK0RYW96Jan 88
DX forecaster: transequatorial DX updateK0RYW90Feb 88
DX forecaster: the ultimate antipode DX K0RYWK0RYW78Mar 88
DX forecaster: DX signal qualityK0RYW80Apr 88
Ham Radio techniques: Dx is getting better and better! Here's why!W6SAI28Apr 88
DX forecaster: 1987 propagation summaryK0RYW92May 88
DX forecaster: Sporadic E season - 1988K0RYW88Jun 88
VHF/UHF world: propagation update- part 2W1JR39Jun 88
DX forecaster: Summer thunderstorm noiseK0RYW83Jul 88
Sporadic E and 50-MHz transatlantic propagation during 1987G3NAQ10Jul 88
VHF/UHF world: propagation update- part 3W1JR38Jul 88
Elmer's notebook: propagation basicsW1SL81Aug 88
DX forecaster: summer signal levelsK0RYW88Aug 88
Ham Radio techniques: On our way up!W6SAI26Sep 88
DX forecaster: high sunspot propagation problems-part 1K0RYW104Sep 88
Pathfinder- part twoK3FR47Oct 88
DX forecaster: high sunspot propagation problems-part 2K0RYW96Oct 88
DX forecaster: Winter DX seasonK0RYW108Nov 88
DX forecaster: Winter DX anomaliesK0RYW110Dec 88
Ham Radio techniques: New Zealand, Maui, and the solar cycleW6SAI22Dec 88
DX Forecaster: Better DXing in 1989K0RYW96Jan 89
DX Forecaster: More New Cycle 22 DXK0RYW91Feb 89
DX Forecaster: Equinox DX ConditionsK0RYW102Mar 89
DX Forecaster: Spring ThunderstormK0RYW110Apr 89
DX Forecaster: 1988 Propagation SummaryK0RYW109May 89
DX Forecaster: Sporadic-E Basics for 1989K0RYW88Jun 89
Ham Radio Techniques: Have You Met SID?W6SAI31Jul 89
DX Forecaster: Know Sporadic-E SkipK0RYW96Jul 89
DX Forecaster: DXing During the Summer QRN SeasonK0RYW96Aug 89
DX Forecaster: Equinox Season DXingK0RYW96Sep 89
DX Forecaster: More on Equinox PropagationK0RYW96Oct 89
DX Forecaster: Winter DX SeasonK0RYW96Nov 89
DX Forecaster: DXing From Winter AnomaliesK0RYW78Dec 89
DX Forecaster: the DX beacon gameK0RYW82Jan 90
DX Forecaster: receiving DX beaconsK0RYW96Feb 90
DX Forecaster: spring frequency changesK0RYW85Mar 90
Skywave communicationsWB3JZO9Mar 90
Skywave communications, part 2WB3JZO60Apr 90
DX Forecaster: DX propagation softwareK0RYW88Apr 90
DX Forecaster: 1989 DX propagation conditionsK0RYW82May 90
Skywave communications, part 3WB3JZO34May 90
DX Forecaster: summer short skip signalsK0RYW73Jun 90
Diversity reception of HF digital communicationWM6P67Jun 90