Amateur Radio Software
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CLASSIC INFORMATION
Parabolic Antenna Calculation Spreadsheet
PDF Instructions for Above Spreadsheet
April 2010 monitor data for the 1296 and 2401 beacons
* NEW-ish STUFF!
* Chart: RF Power vs.VSWR, 450KHZ to 4.OGHZ upto 250KW @50ohms.
Download Formats:
Chart in IMAGE file
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Chart in PDF file
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*
High resolution large chart:
FCC Frequency Allocation Chart in PDF file.
Use Windows Zoom control [CTRL+] or [CTRL
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] and arrow keys to navigate above chart.
Text in table version of the above
Frequency Allocation Chart Information (PDF).
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New-ish!
JavaScript&HTML4 program:
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AA3C Radio Horizon Radius Calculator
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*
New-ist!
List of Links in PDF text:
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N3XPD's Battery References
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*
New-ish!
Harry Bauder on SPARC's Repeater Systems:"
H.BauderOnRepeaters.pdf
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