Topband: Mag loop 400W if possible.

Tom W8JI w8ji at w8ji.com
Sun Nov 15 09:03:53 EST 2015


The question always is the amount of area inside the loop and keeping the 
most distance between opposing sides. There are no tricks or magic. It is 
all about low resistance and maximum physical size. More loss will help it 
handle more power for a given capacitor voltage, but you don't want that.

All of the tricks like helical winding or multi turns to make a loop "work 
better" never actually help, and actually hurt. That's why all the 
commercial loops settle on a single largest possible conductor and largest 
size design.

The biggest electrical issues will be connection resistances and how well 
current and voltages are balanced in the loop, especially in relationship to 
the feedline and any mast.

73 Tom



----- Original Message ----- 
From: "jonathan white" <jonathan.white20 at btinternet.com>
To: <TOPBAND at contesting.com>
Sent: Sunday, November 15, 2015 7:59 AM
Subject: Topband: Mag loop 400W if possible.


> Hi I am in a bit of trouble I will be mooing to a flat/apartment ,so can 
> anyone give me details of a mag loop that will fit in a room and also be 
> able to be taken apart and resembled on a beach,will use big vac cap 
> 1000pf 40kv Russian type,any takers,and please dont laugh I love topband.
> 73`s Jon g8ccl
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