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   sci.electronics.design      Electronic circuit design      143,102 messages   

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   Message 142,248 of 143,102   
   Liz Tuddenham to Gerhard Hoffmann   
   Re: Velocity factor of co-ax   
   23 Jan 26 20:21:41   
   
   From: liz@poppyrecords.invalid.invalid   
      
   Gerhard Hoffmann  wrote:   
      
   > Am 23.01.26 um 19:50 schrieb Cursitor Doom:   
   >   
   > > Are you *sure* it's standard RG58? No suffixes/prefixes? Does it   
   > > physically  (I mean from visual inspection) conform to the published   
   > > specs if you peel back the layers and have a good look? And preferably   
   > > a measure-up.   
   >   
   > There is no standard for RG58. There was one defined in WWII but it   
   > has been withdrawn some eons ago. Nowadays you can write RG58 on just   
   > about everything. The first thing to get worse was the amount of   
   > copper in the shield. See-thru now.   
      
   Definitely short of copper but, presumably. this is compensated by the   
   use of foil which completely covers the dielectric.   
      
      
   --   
   ~ Liz Tuddenham ~   
   (Remove the ".invalid"s and add ".co.uk" to reply)   
   www.poppyrecords.co.uk   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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