National CNA-30501 Transformer - More Info
    Richard Post 
    postr at OHIOU.EDU
       
    Wed Nov 29 02:17:19 EST 2006
    
    
  
Dave,
If the turns ratio is 1 to 1, it could be the isolation transformer 
for the NC-44A.  I subbed another transformer for the one in the 
following:
<http://oak.cats.ohiou.edu/~postr/bapix/NC44.htm>
Note that the NC-44, and probably some other models, use that same 
shell design for an audio output transformer.
The CNA part number typically identified it as National and made for the Navy.
73,
Rich KB8TAD
At 4:39 PM -0700 11/28/06, David Hollander wrote:
>Hi again - I should have mentioned that this TRANSFORMER has 4 
>terminals since several people wrote back that it was a choke.
>
>Dave N7RK n7rk at cox.net
>--
>***********************************************************
>Dave  N7RK          Boatanchors Home Page: http://members.cox.net/n7rk
>Phoenix, Arizona         *DXCC Honor Roll*    *WAZ#22 - 75 Meter SSB*
>
>ex-XE2/N7RK, N7RK/ZB2, VK2ERK, ZM0AJN, WB6NRK, WN6IWX
>
>Boatanchor and Antique Radio Collector
>
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