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MARTINDALE'S
CALCULATORS ON-LINE CENTER PART I: F-H HAM RADIO, HI-FI, ACOUSTICS, NOISE EXPOSURE |
AMATEUR RADIO PRACTICE EXAM
MOCK HAM EXAMS - eHam.Net For more information see the eHam.Net
VSWR CALCULATOR - Andrew Corporation VERY EXTENSIVE. For more information see Calculators; Base Station Antenna or Andrew Corporation
SOME EXAMPLES
HAM-RADIO QTH/DISTANCE/DIRECTION CALCULATOR/VISUALIZER (JAVA APPLET) - K. Evers, Bremen, Bundesrepublik Deutschland (Germany) VERY EXTENSIVE. For more information see Klaus Evers Home Page
SOME GRID LOCATION EXAMPLES
GRID SQUARE CALCULATOR - American Radio Relay League, Inc., Newington, CT "Amateur Radio uses a bewildering array of "location" schemes. Latitude and longitude are basic, being used for such arcana as satellite tracking and as the basis of the Maidenhead Grid Locator system." For more information see Grid Info; ARRL Web Location Services or the American Radio Relay League (ARRL)
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ROOM ACOUSTICS ARCHITECTURE CALCULATOR (JAVA APPLET) - Hunecke Consult, Germany VERY VERY EXTENSIVE. In English & German/Deutsch. "With the following program you can easily calculate reverberation times and design the acoustics for your room..." For more information see Calculators or Hunecke Consult ROOM ACOUSTICS HIFI CALCULATOR (JAVA APPLET) - Hunecke Consult, Germany VERY VERY EXTENSIVE. In English & German/Deutsch. "...allows you to calculate the reverberation time and the frequency response of the loudspeakers in your listening room..." For more information see Calculators or Hunecke Consult ROOM ACOUSTICS EIGNEMODE CALCULATOR (JAVA APPLET) - Hunecke Consult, Germany VERY VERY EXTENSIVE. In English & German/Deutsch. "...allows you to calculate the frequencies of the Eigenmodes in your listening room..." For more information see Calculators or Hunecke Consult RT60 ACOUSTICS CALCULATOR - TSC/Trinity Sound Company VERY EXTENSIVE. "RT60 is an acoustical measurement used to calculate reverb time decay." "Materials include: Brick, Drapery, Glass, Marble, Plaster on Lath, Plywood Paneling, Wood, Terrazzo, Tile etc." For more information see Tech Talk or TSC/Trinity Sound Company
NOISE EXPOSURE CALCULATORS - Rigolett, The Netherlands VERY EXTENSIVE. For more information see Noise & Traffic
RESISTOR VALUE CALCULATOR FOR CONSTRUCTING SHUNT ATTENUATORS - N. Roberts, RSS Consultancy, U.K. VERY EXTENSIVE. For more information see the Neville Roberts' Home Page
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Calculators On-Line Center, Part I:F-H Calculators On-Line Center ~ Home Page |