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Re: tunnel signaling
Author: Rerail
Date: 04-30-2007 - 17:48

I recall days passed when they ran hard wire through tunnels at ceiling level for AM auto radio reception but I'm not aware of how it is done with VHF. I don't know why I thought VHF as is FM transmission was line of sight.
R.E. Rail

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Subject Written By Date/Time (PST)
  update on Pacific Rim Railroad Russell 04-30-2007 - 12:17
  Re: update on Pacific Rim Railroad Rerail 04-30-2007 - 12:38
  tunnel signaling Dick Seelye 04-30-2007 - 13:22
  Re: tunnel signaling Dmac844 04-30-2007 - 14:32
  North Coast Railroad Plans Russell 09-22-2007 - 09:09
  Re: tunnel signaling Rerail 04-30-2007 - 17:48
  Re: tunnel signaling Mike Swanson 04-30-2007 - 20:22
  Re: tunnel signaling Rerail 05-01-2007 - 12:45
  Re: update on Pacific Rim Railroad David Ficklin 04-30-2007 - 16:07
  Re: update on Pacific Rim Railroad Rich Hunn 04-30-2007 - 16:38
  Re: update on Pacific Rim Railroad Tony Burzio 05-01-2007 - 08:00
  Re: update on Pacific Rim Railroad Mike Swanson 05-01-2007 - 11:01
  Re: update on Pacific Rim Railroad MikeB 04-30-2007 - 18:10
  Re: update on Pacific Rim Railroad Rich Hunn 04-30-2007 - 19:47
  Re: update on Pacific Rim Railroad MikeB 05-01-2007 - 18:45
  Re: update on Pacific Rim Railroad Mike Swanson 05-01-2007 - 19:26
  Re: update on Pacific Rim Railroad Bill Calmes 05-02-2007 - 08:42
  Re: update on Pacific Rim Railroad Treun 04-11-2008 - 09:37


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