Re: LF: transmitting loops

["jannsen" <0482183881-0001@t-online.de>]

Rik Strobbe schrieb:
> Hello all,
>
> I am still collecting information on loop antennas for my antenna webpage.
> One of the things I am trying to find out is how one can calculate the loop
> inductance of a big transmitting loop (based on the dimensions).
> I found 2 formulas for the calculation of a 1 turn coil, but both mention
> the dimensions in cm, so I don't know if they are usable for big loops.
> I have 2 questions :
>
> 1. Does someone has a formula that has proven to be usable for big loops.
>
> 2. To all (ex-)loop users : in case you ever determined the inductance of
> your loop I would appreciate it if you could let me know the inductance and
> dimension of your loop(s).
>
> A nice easter weekend (with a lot of chocolate eggs) to all,
>
> 73  Rik  ON7YD
Hi Rik,
guess you know the calculators "Loop-Antennas for VLF" by DF8ZR and 
"rjeloop 1 and rjeloop 2" by G4FGQ.
with some tricks all three confirm the measuring results conc my two turn 
TX-LOOP (65m horiz and 12 m veric (720uH)). 

regards
Uwe/dj8wx