[CW] mystery (spark transmitter?) straight key

David Ring n1ea at arrl.net
Thu Aug 6 09:35:20 EDT 2009


Henry

See this page under Marconi American Marconi
http://www.zianet.com/sparks/sparkmakers2.html
http://www.zianet.com/sparks/cm425big.jpg

73
DR

On Thu, Aug 6, 2009 at 5:47 AM, Henry Meils <meils at get2net.dk> wrote:

> Hello,
>
> Please see attachment:
> We have a two identical keys of unknown origin at our coastal radio station
> musem, OXA /OZ1OXA .
>
> (The original station was first operative in 1908 and the museum building
> is located at the Nyholm Naval facility in Copenhagen (www.oxa.dk), opem
> to visitors during the summer season.)
>
> Can anyone identify this key as to origin and application?
>
> Thanks in advance,
>
> Henry F. M.,  OZ1UF-OU5T, Cph., DK
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