On 9 Feb 2006 13:31:39 -0800, miso@sushi.com wrote:   
      
   >I have a bendix 555. It's not nearly as good as using a shortwave   
   >antenna (like a Wellbrook with sufficient wire) and shortwave radio.   
   >The filtering in these RDFs isn't so hot. The target market was marine   
   >IIRC.   
   >   
   >These are quite common flea market items. FWIW, the Bendix 555 had the   
   >best null out of the units we tried. Other others were a Ray-Jeff and   
   >some other model I don't recall.   
   >   
   >There are ferrite based loops such as sold by Quantum, MFJ, etc., that   
   >you can use with a shortwave radio.   
   >   
   >   
   >Krackula wrote:   
   >> some of these  maritime RDF units are probably  an excellent and   
   >> economical  RDF unit for those  lowfer air beacons ......   
   >>   
   >> herze one that looked pretty nice ........   
   >> http://cgi.ebay.com/ebaymotors/NewMar-Digital-Direction-Finde   
   _W0QQitemZ4610800122QQcategoryZ26444QQrdZ1QQcmdZViewItem   
   >>   
   >> they don't show up in the sw listening NGs or the  receiver  searches   
   >> on ebay .. so they usually remain a bargain.  think  some  have a   
   >> motor drive on the  rotational antenna on top  and  adjusts it's  self   
   >> automatically  as you move around ........ keeping the direction set !   
   >>   
   >> might be good for BCB listening as well !   
   >>   
   >> just a thought ........   
      
      
   roger that .......  thanks for the info about those.   
   appreciate it !   
      
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