[AMPS] IMD measurement scheme

[w8jitom@postoffice.worldnet.att.net (w8jitom@postoffice.worldnet.att.net)]

Try moving the lines over util the resistor and CT are centered over 
the coil. These text  drawings sometimes don't work. 

> 
> You will need a 1:2 step up transformer at the center tap. It looks 
> like this:            100 ohm R 
>                        --WWW--        
> 50 ohm source ^-))))))))))))-^ 50 ohm source      
>                               ^ ct
>                                ^     
>                         25 ohm output  
> 
> Of course the 25 ohm output needs to be stepped up to 50.

CATV splitter are magic T's. Of course they won't handle the power 
and are the wrong impedance, but they will give you the idea.. 

73, Tom W8JI 

--
FAQ on WWW:               http://www.contesting.com/ampfaq.html
Submissions:              amps@contesting.com
Administrative requests:  amps-REQUEST@contesting.com
Problems:                 owner-amps@contesting.com
Search:                   http://www.contesting.com/km9p/search.htm