[Elecraft] Broadband Antenna

[Charles Greene]

Hi,

  A 16:1 balun is easy. Just use 4 wires.  (ratio = N^2)  It's where you 
try to get in between where it gets hard.

At 10:20 PM 12/17/2003, Michael Fitzgerald wrote:
>To copy this antenna right you really need a 16:1 balun.  Does anyone have 
>any ideas on how to do this starting from Elecraft BL1 parts?  I figure I 
>could either put two of them in series or stack one on top of another and 
>parallel the inputs and series the outputs.  I can't decitde which would 
>be best.  With the series design it would be better if the transmission 
>lines in the second core were 400 ohms, or 200 ohms in the parallel 
>design.  Maybe the lengths are so short that it doesn't really 
>matter.  What does everybody think?  Michael Fitzgerald
>
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73, Chas,  W1CG
K2 462b, 3571