Ham Radio 2000 #2/Ham Radio 2000 - Volume 2.iso/HAMV2/ANTENNA/YAGIU112/U_FIRST.C

C/C++ Source or Header | 1995-08-20 | 878 b | 16 lines

#include <stdio.h>
#include "yagi.h"

void usage_first(char *exefile)
{
    fprintf(stderr,"\nYagiUda antenna analysis programs, version %.2lf\n", version());
    fprintf(stderr,"Written by David Kirkby BSc MSc G8WRB (email:[e-mail])\n");
    fprintf(stderr,"Usage: %s filename elements min_f f max_f step_f diameter\n",exefile);
    fprintf(stderr,"       where frequencies are in MHz and diameter is in mm\n");
    fprintf(stderr,"'first' is used to define an antenna quickly, accroding to DL6WU designs.\n");
    fprintf(stderr,"It is much faster in use than 'input'\n");
        fprintf(stderr,"Example: first 145e20 20 144 145 146 .1 6.3\n\n");
        fprintf(stderr,"will make a file '145e20' containing a description of a 20 element DL6WU yagi, \nfor 144-146 MHz, designed at 145MHz, which 'yagi' will calculate in steps of \n0.1MHz. The antenna uses 6.3mm diameter elements.\n");

}