Welcome to the NavList Message Boards.

NavList:

A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding

Compose Your Message

Message:αβγ
Message:abc
Add Images & Files
    or...
       
    Reply
    Re: GPS Reliability -- Warnings surely must be a HOAX
    From: Keith Williams
    Date: 2004 Jun 20, 03:32 +0000

    We do all need to be informed about possible problems
    with GPS. For example, there has been concern in the UK
    about satellites at certain times of the day being
    lined up East-West and hence giving a poor "cut".
    The US Govt itself tells us precisely what RIN and
    Philip Ouvry have repeated:
    
    http://www.volpe.dot.gov/gps/gpsvuln.html
    
    This explains the issue of vulnerability to
    interference.
    
    Loran is getting more funding - at the request of the
    (US) FAA - need we say more?
    The Trade paper for Loran reports on both these items:
    
    http://www.loran.org/Newsletters/April%2C2003.pdf
    
    Eyes and brain still necessary, it seems...
    
    
    

       
    Reply
    Browse Files

    Drop Files

    NavList

    What is NavList?

    Join NavList

    Name:
    (please, no nicknames or handles)
    Email:
    Do you want to receive all group messages by email?
    Yes No

    You can also join by posting. Your first on-topic post automatically makes you a member.

    Posting Code

    Enter the email address associated with your NavList messages. Your posting code will be emailed to you immediately.
    Email:

    Email Settings

    Posting Code:

    Custom Index

    Subject:
    Author:
    Start date: (yyyymm dd)
    End date: (yyyymm dd)

    Visit this site
    Visit this site
    Visit this site
    Visit this site
    Visit this site
    Visit this site