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James Watson edited this page Mar 1, 2018 · 11 revisions

Welcome to the voacapl wiki!

VOACAPl User's Guide

As voacapl is port of VOACAP, much of the information here is applicable to VOACAP as well.

Input Cards

The formatting of the input deck is critical to the operation of voacap and many 'bugs' can be traced to a malformed deck. This section defines the formatting of the input deck.

ANTENNA

This card is used to define the characteristics of the transmit and receive antennas and is formatted as follows;

ANTENNA       1    1    2   30     0.000[harris/[email protected]   ]  0.0    0.4000
ANTENNA       2    2    2   30     0.000[harris/1950BD10.anw  ] 23.2    0.0000

This is read by voacapl with the following;

1510 FORMAT(10X,4I5,f10.3,1x,a21,1x,f5.1,f10.4)
READ(INPUT,1510) IAT,iantr,minfreq,maxfreq,designfreq(iantr),antfile(iantr),beammain(iantr),pwrkw(iantr)
Columns Name Format Description
1-10 Label 10X ANTENNA Label
11-15 IAT I5 Antenna Type (1 = Transmit, 2 = Receive)
16-20 iantr I5 integer value to identify antenna
21-25 minfreq I5 Minimum frequency of operation
26-30 maxfreq I5 maximum frequency of operation
31-40 designfreq F10.3 Antenna design frequency
41-61 antfile A21 Filepath to the relevant antenna file (relative to the itshfbc directory)
62-66 beammain f5.1 Antenna bearing (degrees)
67-76 pwerkw f10.4 Power (kW)
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