New for August 2000:

new versions of logging programs for the Palm
Download includes BD_Palm and LLtoGrid

• BD Bearing and Distance program for Grid Square calculations by W9IP and N1BWT
• Source file BD.PAS
• BD_2000removes error at very edge of grid square

 
• Download QEXPAD.ZIP VHF power attenuator design program by N1BWT from Building VHF Power Attenuators (N1BWT), QEX, April 1994. View Text

 
• Interdigital filter program - INTFIL.EXE from "Waveguide Interdigital Filters in QEX, Jan/Feb 1999 -- Download
• ARRL2CBR converts VHF logs in old ARRL format to new Cabrillo format




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Antenna Software by W1GHZ 
from:



W1GHZ Microwave Antenna Book Online




• Download latest version (4/29/98) of HDL_ANT Antenna program
• HDL_ANT Program Description
• Parabolic Dish Feeds — Performance Analysis

 

 
 
 
 
 

Download the Feedpatt Software from QEX, January, 1998.

Examples:
• Chaparral "11 GHz Superfeed" at 10.368 GHz
• G4ALN "Penny Feed' at 10.368 GHz
• Parabolic Dish Feeds — Phase and Phase Center

 

 
 
 
 
 

Download the Phasepat Software from Microwave Update '98 and QEX, Sept/Oct 1999.

Examples:
• EIA Dual-dipole feed
• Conical feedhorn

• Download NOISE.EXE Version 2 by Mel, WRØI for calculating SUN NOISE of a dish

  from: Graves, M.B., WRØI, "Computerized Radio Star Calibration Program," Proceedings of the 27th Conference of the Central States VHF Society, ARRL, 1993, pp. 19-25.
Aladdin Ghostscript interpreter for the PostScript^TM language
for viewing and printing AZ_PROJ maps and other PostScript graphics.
Version 5 is much easier to install than older versions.
• Hints for viewing and printing PostScript files on a PC 

• 

AZ_PROJ Equidistant Postscript Mapping package by NA3T & NV3Z
• Hints for making AZ_PROJ maps on a PC 

  
  

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• Numerical Electromagnetic Code (NEC) Archives by WB6TPU - for antenna analysis

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