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General Interest Programs

  Atomic Mac/PC
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Amateur Radio Programs
  Audiocorder
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  DX Toolbox
  Elmer
  iDXCluster
  Morse Mania
  MININEC Pro
  MultiMode
  RF Toolbox

iPhone Programs
  dB Calc
  Drill Calc
  Elmer Extra
  Elmer General
  Elmer Tech
  Field Strength Calc
  iAttenuate
  iFunctionGenerator
  iSoundex
  iSoundByte
  iSweep
  iUnit
  Photon Calc
  RF Link Calc
  Transmission Line Calc
  Weather Calc
  Wire Calc

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HF Propagation

Features

Other Links

Solar Activity for the Last Two Months

Solar Activity for the Last Two Months

F2 Layer Critical Frequency

F2 Layer Critical Frequency

E Layer Critical Frequency

E Layer Critical Frequency

F2 Layer Height in km

F2 Layer Height

Real-Time MUF Map

MUF Map

H-Alpha Solar Image

H-Alpha Solar Image

Past and Predicted Sunspot Numbers

Past and Predicted Sunspot Numbers

Solar Facts

Current Solar Indices

WWV Report

Geomagnetic Home Page

27 Day Forecast of Solar Activity

Radio Netherlands Propagation Site


Last updated 11 July 1999

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