Sunday, July 20, 2008

The SWR meter (one of)

After making the SWR meter for the antenna tuner I am building I decided to finish another one that I never put to work due the low acuracy.
It was based on an design I saw on the net but works lousy for the low bands so i decided to use the box and some internal parts and build a new swr meter based on this design. My design isn't exactly the same except the main parts (torroids and basic schematic), my microamp meter connects directly to the REF/FWD switch and I also bypassed the choke coils.

Here is another view:

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