There's no modeling error but losses of various type are not taken in
account.
Also "forcing" the sources as pure current ones in a spacing where coupling
among antennas is tight delivers more gain and pattern than in reality is.
73,
Mauri I4JMY
-----Messaggio Originale-----
Da: Yvonne Morrison <morriso@massed.net>
A: <antennaware@contesting.com>
Data invio: venerdì 17 settembre 1999 2.37
Oggetto: [antennaware] 4-SQUARE Model: 8dbi ?!?!?!
>
> Here's a modified 1/8 wave spaced 4-Square for TOPBAND.
> I am surprised that it has over 8dbi gain. Can anyone
> tell me why and if not , then what the error might be.
> Charlie - N1RR
>
> Ground Mounted
> 1.832 MHz
> 4 wires, feet
> s = 70.75
> 1 -s 0 0 -s 0 122 .25"
> 1 0 -s 0 0 -s 122 .25"
> 1 0 s 0 0 s 122 .25"
> 1 s 0 0 s 0 122 .25"
> 4 current sources
> i1 = 1
> i23 = 1
> i4 = 1
> p1 = 0
> p23 = -135
> p4 = -270
> Wire 1, end1 i1 p1
> Wire 2, end1 i23 p23
> Wire 3, end1 i23 p23
> Wire 4, end1 i4 p4
>
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